CENTURY ALUMINUM CO
AMENDMENT AGREEMENT
<DOCUMENT>
<TYPE>EX-10.2
<SEQUENCE>3
<FILENAME>y99939exv10w2.htm
<DESCRIPTION>AMENDMENT AGREEMENT
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<TITLE>AMENDMENT AGREEMENT</TITLE>
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<P align="right" style="font-size: 10pt"><B>Exhibit&nbsp;10.2</B>



<P align="right" style="font-size: 10pt">EXECUTION COPY



<P align="center" style="font-size: 10pt">DATED 27 APRIL 2004



<P align="center" style="font-size: 10pt">NORDURAL HF<BR>
as Borrower



<P align="center" style="font-size: 10pt">CENTURY ALUMINUM COMPANY<BR>
as Century



<P align="center" style="font-size: 10pt">NORDURAL HOLDINGS I eHf



<P align="center" style="font-size: 10pt">and



<P align="center" style="font-size: 10pt">NORDURAL HOLDINGS II eHf



<P align="center" style="font-size: 10pt">as Transferees



<P align="center" style="font-size: 10pt">COLUMBIA VENTURES CORPORATION



<P align="center" style="font-size: 10pt">as Transferor



<P align="center" style="font-size: 10pt">BNP PARIBAS S.A.<BR>
as Security Trustee



<P align="center" style="font-size: 10pt">and



<P align="center" style="font-size: 10pt">THE ROYAL BANK OF SCOTLAND PLC<BR>
as Agent and Senior Agent



<P align="center" style="font-size: 10pt">AMENDMENT AGREEMENT<BR>
RELATING TO A<BR>
SENIOR FACILITY AGREEMENT<BR>
AND AN INTERCREDITOR AGREEMENT<BR>
BOTH DATED 2 SEPTEMBER 2003



<P align="center" style="font-size: 10pt">&nbsp;
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<P align="left" style="margin-left: 0%; text-indent: 0%; margin-right: 0%; font-size: 10pt"><B>THIS AGREEMENT </B>is dated 27 April&nbsp;2004 and made between:


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(1)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>NORDURAL hf </B>registered in Iceland, registered no. 570297-2609 (the
<B>&#147;Borrower&#148;</B>);</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(2)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>NORDURAL HOLDINGS I eHf </B>registered in Iceland, registered no. 470404 -
2130 (<B>&#147;Nordural Holdings I&#148;</B>);</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(3)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>NORDURAL HOLDINGS II eHf </B>registered in Iceland, registered no. 470404 -
2210 (<B>&#147;Nordural Holdings II&#148;</B>) (together with Nordural Holdings I the
<B>&#147;Transferees&#148;</B> and each a <B>&#147;Transferee&#148;</B>);</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(4)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>CENTURY ALUMINUM COMPANY </B>a company incorporated under the laws of the
State of Delaware having its principal place of business at 2511 Garden
Road, Monterey, California 93940, USA (<B>&#147;Century&#148;</B>);</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(5)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>COLUMBIA VENTURES CORPORATION </B>a company incorporated under the laws of
the State of Washington having its principal place of business at 1220
Main Street, Suite&nbsp;200, Vancouver, WA, USA (the <B>&#147;Transferor&#148;</B>);</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(6)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>THE ROYAL BANK OF SCOTLAND plc </B>as agent on behalf of the Finance Parties
and as senior agent on behalf of the Senior Creditors (the <B>&#147;Agent&#148;</B>); and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(7)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>BNP PARIBAS S.A. </B>a bank incorporated under the laws of France having its
place of business in England at 10 Harewood Avenue, London NW1 6AA
(together with its successors, transferees and assigns in such capacity
and referred to herein as the <B>&#147;Security Trustee&#148;</B>).</TD>
</TR>

</TABLE>


<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD colspan="3"><B>IT IS AGREED </B>as follows:</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="left">1.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>DEFINITIONS AND INTERPRETATION</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">1.1</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Definitions</B>
In this Agreement:</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;Effective Date&#148;</B> means, subject to Clause 5.3 (<I>Conditions Precedent</I>), the
date on which the Agent confirms to the Banks, the Borrower, the
Transferor, the Transferees and Century that it has received each of the
documents listed in Schedule&nbsp;4 (<I>Conditions Precedent</I>) in a form and
substance satisfactory to the Agent;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;Intercreditor Agreement&#148;</B> means the intercreditor agreement dated 2
September&nbsp;2003 between the Borrower, the Transferor as Shareholder, the
Banks and Financial Institutions therein as Senior Creditors and Hedging
Banks, the Shareholder Creditors therein, The Royal Bank of Scotland plc
as Senior Agent and the Security Trustee;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;Original Sponsor Funding Agreement&#148;</B> means the sponsor funding agreement
dated 2 September&nbsp;2003 between, inter alia, the Transferor, the Company,
the Security Trustee and the Senior Agent;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;Senior Facility Agreement&#148;</B> means the senior facility agreement dated 2
September&nbsp;2003 between the Borrower, The Royal Bank of Scotland plc, BNP
Paribas S.A. and Fortis Bank (Nederland) N.V. as Arrangers, the Financial
Institutions therein, the Agent and BNP Paribas S.A. as Account Bank and
Security Trustee;
</TD>
</TR>
</TABLE>

<P align="center" style="font-size: 10pt">- 1 -
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<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;Shares&#148;</B> means all of the shares in the share capital of the Borrower held
by, to the order or on behalf of the Transferor;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;Stock Purchase Agreement&#148;</B> means the amended and restated stock purchase
agreement dated 28 March&nbsp;2004 between Century, the Borrower and the
Transferor pursuant to which the Transferor agrees to sell to Century
and/or one of more of its subsidiaries all of the issued and outstanding
capital stock of the Borrower; and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;Transfer&#148;</B> means the transfer by the Transferor of all of the issued and
outstanding capital stock of the Borrower to Century and/or one of more of
its subsidiaries (which includes the Transferees) pursuant to the Stock
Purchase Agreement.</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">1.2</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Incorporation of Defined Terms</B></TD>
</TR>

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<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Headings are for convenience of reference only and shall be
ignored in the interpretation of this Agreement.</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>In this Agreement, unless the context otherwise requires:</TD>
</TR>

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<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="6%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(i)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>references to Clauses and Schedules are to be
construed as references to Clauses of, and Schedules to, this
Agreement;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="6%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(ii)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>words importing the singular shall include the
plural and vice versa; and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="6%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(iii)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>references to persons shall include any firm,
body corporate, company, government, state or agency of a
state or any association or partnership (whether or not
having separate legal personality) of two or more of the
foregoing.</TD>
</TR>

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<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(c)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Terms defined in and/or whose interpretation is provided for in
the Senior Facility Agreement and Intercreditor Agreement (including
by reference to any other document) shall have the same meaning when
used in this Agreement unless separately defined in or interpreted in
this Agreement.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">1.3</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Senior Facility Agreement Clauses</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The Borrower, the Security Trustee and the Agent acknowledge that the
Transferor, Century and each of the Transferees are not parties to the
Senior Facility Agreement and agree that the Transferor, Century and each
of the Transferees are not subject to or party to Clauses 2.2 (<I>Amendment
of the Senior Facility Agreement</I>) and 3 (<I>Representations</I>) of this
Agreement.</TD>
</TR>

</TABLE>


<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">2.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>AMENDMENT</B></TD>
</TR>

</TABLE>


<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">2.1</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Amendment of the Intercreditor Agreement</B></TD>
</TR>

</TABLE>


<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>With effect from the date of this Agreement, the Intercreditor
Agreement shall be amended as provided in part 1 of Schedule&nbsp;1
(<I>Amendments to the Intercreditor Agreement</I>) hereto.</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>With effect from the Effective Date, the Intercreditor
Agreement shall be amended as provided in part 2 of Schedule&nbsp;1
(<I>Amendments to the Intercreditor Agreement</I>) hereto.
</TD>
</TR>
</TABLE>

<P align="center" style="font-size: 10pt">- 2 -
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</TABLE>


<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">2.2</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Amendment of the Senior Facility Agreement</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>With effect from the Effective Date the Senior Facility Agreement shall be
amended as provided in Schedule&nbsp;3 (<I>Amendments to the Senior Facility
Agreement</I>) hereto.</TD>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">3.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>REPRESENTATIONS</B></TD>
</TR>

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<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The representations and warranties set out in Clause 15
(<I>Representations and Warranties</I>) of the Senior Facility Agreement (as
amended as set out herein) (with the exception of Clauses 15.9,
15.11, 15.16.1 to 15.16.5 and 15.16.7 (<I>Information</I>), 15.17 and 15.21)
are deemed to be repeated by the Borrower on the Effective Date with
reference (to the extent applicable) to the facts and circumstances
then existing; and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>the Borrower makes the following representations to each
Finance Party as at the Effective Date with reference (to the extent
applicable) to the facts and circumstances then existing:</TD>
</TR>

</TABLE>


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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="6%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(i)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>all factual information material to the Project
supplied to the Agent and/or the Banks by the Borrower, the
Transferor, Century or either of the Transferees or their
advisers in relation to the Transfer, to the best of the
Borrower&#146;s knowledge and belief, was true in all material
respects as at its date or, as the case may be, the date it
was supplied to the Agent and/or the Banks, save to the
extent corrected by the Borrower or its advisers prior to the
Effective Date; and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="6%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(ii)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>to the best of the Borrower&#146;s knowledge and
belief, no event of force majeure as defined in or
contemplated by any Project Contract has occurred and is
continuing for the purposes of that Project Contract.</TD>
</TR>

</TABLE>


<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">4.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>DEBT SERVICE RESERVE ACCOUNT</B></TD>
</TR>

</TABLE>


<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Prior to the Effective Date, the Debt Service Reserve L/C shall remain in
place until the Agent has received evidence that the Debt Service Reserve
Account has been fully funded to the Required DSRA Balance in accordance
with the provisions of the Senior Facility Agreement and the Account
Agreement from funds standing to the credit of the Distributions Account
and/or unconditional payments by Century or either of the Immediate
Shareholders and/or as otherwise agreed by the Majority Banks.</TD>
</TR>

</TABLE>


<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">5.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>RELEASE OF THE TRANSFEROR&#146;S OBLIGATIONS</B></TD>
</TR>

</TABLE>


<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">5.1</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>No further claims</B></TD>
</TR>

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<P>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Each of the Borrower and the Transferor confirms that as of the
Effective Date the Borrower will not have, any present or future
liability (whether actual or contingent) to the Transferor on any
account whatsoever, whether or not matured and whether or not
liquidated.</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Each of the Borrower and the Transferor confirms that as of the
Effective Date the Transferor will not have, any present or future
liability (whether actual or contingent) to the Borrower on any
account whatsoever, whether or not matured
</TD>
</TR>
</TABLE>

<P align="center" style="font-size: 10pt">- 3 -
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>and whether or not liquidated (except as otherwise provided for in
the Stock Purchase Agreement).</TD>
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">5.2</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Release of the Transferor&#146;s obligations under the Intercreditor Agreement</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>With effect from the Effective Date, the Transferor shall be released by
each of the Finance Parties and the Borrower from further performance of
obligations and any liability under the Intercreditor Agreement and/or the
Original Sponsor Funding Agreement (such release being without prejudice
to any liabilities or obligations for any breach prior to the Effective
Date under the Intercreditor Agreement or the Original Sponsor Funding
Agreement which have accrued prior to the Effective Date and which have
not been discharged in full on or before the Effective Date). For the
avoidance of doubt, as from the Effective Date the Original Sponsor
Funding Agreement shall terminate and cease to have force and effect and
the Transferor shall cease to be a party to or liable under the
Intercreditor Agreement except in accordance with this Clause 5.2.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">5.3</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Conditions Precedent</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The conditions precedent listed in paragraphs 1(a) &#151; (f), 2, 3, 4, 5 and 9
of Schedule&nbsp;4 (<I>Conditions Precedent</I>) hereto may not be waived without the
agreement of the Transferor and shall not be treated as satisfied unless
the Transferor has confirmed to the Agent in writing that it has received
each of the documents and evidence listed in paragraphs 1(a) &#151; (f), 2, 3,
4, 5 and 9 of Schedule&nbsp;4 (<I>Conditions Precedent</I>) in form and substance
satisfactory to the Transferor. The Transferor undertakes to so notify
the Agent promptly upon satisfaction of these conditions precedent.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">6.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>CONTINUITY AND FURTHER ASSURANCE</B></TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">6.1</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Continuing obligations</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The provisions of the Senior Facility Agreement and the Intercreditor
Agreement shall, save as amended in this Agreement, continue in full force
and effect.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">6.2</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Further assurance</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The Borrower shall, at the request of the Agent and at its own expense, do
all such acts and things necessary or desirable to give effect to the
amendments effected or to be effected pursuant to this Agreement.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">7.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>FEES, COSTS AND EXPENSES</B></TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">7.1</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Transaction expenses</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The Borrower shall promptly on demand pay the Agent and the Security
Trustee the amount of all costs and expenses (including legal fees)
reasonably incurred by any of them in connection with the negotiation,
preparation, printing and execution of this Agreement and any other
documents referred to in this Agreement.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">7.2</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Enforcement costs</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The Borrower shall, forthwith on demand, pay to each Finance Party the
amount of all costs and expenses (including legal fees) incurred by that
Finance Party in connection with the enforcement of, or the preservation
of any rights under this Agreement.</TD>
</TR>

</TABLE>

<P align="center" style="font-size: 10pt">- 4 -
</DIV>

<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">


<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">


<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">7.3</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Stamp taxes</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The Borrower shall pay and, forthwith on demand, indemnify each Finance
Party against any cost, loss or liability that Finance Party incurs in
relation to all stamp duty, registration and other similar Taxes payable
in respect of this Agreement.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">8.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>JURISDICTION</B></TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">8.1</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Submission</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>For the benefit of each Finance Party, each of the Borrower, the
Transferor, the Transferees and Century agrees that the courts of England
have jurisdiction to settle any disputes in connection with this Agreement
and accordingly submits to the jurisdiction of the English courts.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">8.2</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Service of Process</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Without prejudice to any other mode of service, each of the Transferees
and Century:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>appoints Law Debenture Corporate Services Limited of Fifth
Floor, 100 Wood Street, London EC2V 7EX as its agent for service of
process in relation to any proceedings before the English courts in
connection with this Agreement and any other Document to which
Century or either of the Transferees are to be parties;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>subject to paragraph (d)&nbsp;below, agrees to maintain such an
agent for service of process in England for so long as any Commitment
is in force;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(c)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>agrees that failure by a process agent to notify it of the
process will not invalidate the proceedings concerned; and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(d)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>agrees that if the appointment of any person mentioned
paragraph (a)&nbsp;above ceases to be effective, it shall immediately
appoint a further person in England to accept service of process on
its behalf in England and, failing such appointment within 15&nbsp;days,
the Agent is entitled to appoint such person by notice to it.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">8.3</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Forum Convenience and Enforcement Abroad</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Each of the Borrower, the Transferor, the Transferees and Century:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>waives objection to the English courts on grounds of
inconvenient forum or otherwise as regards proceedings in connection
with this Agreement; and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>agrees that a judgment or order of an English court in
connection with this Agreement is conclusive and binding on it and
may be enforced against it in the courts of any other jurisdiction.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">8.4</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Non-Exclusivity</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Nothing in this Clause 8 limits the right of a Finance Party to bring
proceedings against the Borrower, the Transferor, the Transferees or
Century in connection with this Agreement:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>in any other court of competent jurisdiction; or</TD>
</TR>

</TABLE>

<P align="center" style="font-size: 10pt">- 5 -
</DIV>

<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>


<DIV style="font-family: 'Times New Roman',Times,serif">


<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">


<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="4%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD>(b)&nbsp;&nbsp;&nbsp;concurrently in more than one jurisdiction.</TD>
</TR>
<TR>
    <TD width="1%">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">9.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>GOVERNING LAW</B></TD>
</TR>
<TR>
    <TD width="1%">&nbsp;</TD>
</TR>


<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>This Agreement is governed by English law.</TD>
</TR>
<TR>
    <TD width="1%">&nbsp;</TD>
</TR>


<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">10.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>MISCELLANEOUS</B></TD>
</TR>

<TR>
    <TD width="1%">&nbsp;</TD>
</TR>
<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">10.1</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Notices</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Pursuant to Clause 33.2 (<I>Addresses for Notices</I>) of the Senior Facility
Agreement the Borrower hereby notifies the Agent that the addressee
details for copies of notices to the Borrower shall be as follows:</TD>
</TR>
<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>



<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="2%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Century Aluminum<BR>
2511 Garden Road<BR>
Monterey<BR>
California 93940<BR>
USA<BR><BR>

Attention: &nbsp;&nbsp; &nbsp; &nbsp; &nbsp; Gerald Kitchen<BR>
Tel:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 00 1 831 642 9300<BR>
Fax:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;00 1 831 642 9300</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">10.2</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Designation as Finance Document</B></TD>
</TR>
<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>


<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The Borrower and the Agent designate this Agreement as a Finance Document
by execution of this Agreement for the purposes of the definition of
Finance Document in the Senior Facility Agreement.</TD>
</TR>
<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>


<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">10.3</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>Counterparts</B></TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>This Agreement may be executed in any number of counterparts, and this has
the same effect as if the signatures on the counterparts were on a single
copy of this Agreement.</TD>
</TR>

</TABLE>


<P align="left" style="margin-left: 0%; text-indent: 0%; margin-right: 0%; font-size: 10pt"><B>THIS AGREEMENT </B>has been entered into on the date stated at the beginning of
this Agreement.


<P align="center" style="font-size: 10pt">- 6 -
</DIV>

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<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">




<P align="center" style="font-size: 10pt"><B>SCHEDULE 1</B>



<P align="center" style="font-size: 10pt"><B>Amendments to the Intercreditor Agreement</B>



<P align="center" style="font-size: 10pt"><B>Part 1</B>



<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The definition of &#147;Shareholder&#148; shall be deleted and replaced with the
following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Shareholder&#148;</B> means Columbia Ventures Corporation, incorporated in the
State of Washington, United States of America or any other entity that
accedes to this Agreement as a &#147;Shareholder&#148; in accordance with Clause
23.12 (<I>Accession of Shareholders</I>) of this Agreement.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The definition of &#147;Shareholder Creditor&#148; shall be deleted and replaced
with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Shareholder Creditor&#148;</B> means an Affiliate of the Shareholder or any other
party which is from time to time a party to any Shareholder Finance
Document (other than a Finance Party or the Borrower) or a creditor in
respect of all or any part of the Shareholder Debt and any successors
thereof and any assigns, transferees or substitutes therefor (whether
pursuant to any assignment or other transfer or otherwise) which has
acceded to this Agreement in accordance with Clause 23.11 hereof.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(c)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The definition of &#147;Sponsor Funding Agreement&#148; shall be deleted and
replaced with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">


<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Sponsor Funding Agreement&#148;</B> means the Sponsor Funding Agreement dated 2
September&nbsp;2003 between, inter alia, the Shareholder, the Company, the
Security Trustee and the Senior Agent or any document designated by the
Security Trustee as a replacement thereof.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(d)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Clause 1.3.1 shall be deleted and replaced with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>&#147;References to the Company, the Senior Creditors, the Hedging Banks, the
Security Trustee, the Senior Agent and, subject to Clause 23.12 (<I>Accession
of Shareholders</I>), the Shareholder, or any of them include their or its
respective successors and permitted assigns, transferees and substitutes.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(e)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Clause 16.1 shall be deleted and replaced with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;New Transactions</B></TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Without prejudice to the Shareholder&#146;s or any Shareholder Creditor&#146;s
rights against any Senior Creditor under the Sponsor Funding Agreement, no
Junior Creditor shall have any remedy against the Company or any of the
Senior Creditors by reason of any transaction entered into between the
Senior Creditors (or any of them) or the Senior Agent or the Security
Trustee on their behalf and the Company relating to the Senior Debt or
otherwise which violates or is a default under any Junior Finance
Document. No Junior Creditor may object to any such transaction by reason
of any provisions of any Junior Finance Document.&#148;</TD>
</TR>

</TABLE>

<P align="center" style="font-size: 10pt">- 7 -
</DIV>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">


<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">


<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(f)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A new Clause 23.12 (<I>Accession of Shareholders</I>) shall be added as follows:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>&#147;If any holder of shares in the capital of the Borrower transfers its
shareholding (or any part thereof) in accordance with Clause 17.20
(<I>Ownership of the Borrower</I>) of the Senior Facility Agreement, then any
transferee of such shares, or, if the Agent so requires, any Holding
Company of such transferee shall accede to this Agreement as a Shareholder
by delivering to the Security Trustee a deed of accession substantially in
the form of Schedule&nbsp;4. To the extent any Holding Company of a transferee
accedes to this Agreement as a Shareholder, any transferee shall, at the
same time, accede to this Agreement as a Shareholder Creditor by
delivering to the Security Trustee a deed of accession substantially in
the form of Schedule&nbsp;4.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(g)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The first paragraph of Schedule&nbsp;3 (<I>Agent&#146;s Deed of Accession</I>) shall be
deleted and replaced with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>&#147;THIS DEED dated &#091;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#093; is supplemental to an intercreditor
agreement (the <B>&#147;Intercreditor Agreement&#148;</B>) dated 2 September&nbsp;2003 between
Nordural hf, the Shareholder, the Senior Creditors, the Hedging Banks, the
Subordinated Creditors (all as defined therein), The Royal Bank of
Scotland plc as Senior Agent and BNP Paribas S.A. as Security Trustee.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(h)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Schedule&nbsp;4 (<I>Creditors&#146; Deed of Accession</I>) shall be replaced with Schedule
2 to this Agreement.</TD>
</TR>

</TABLE>


<P align="center" style="font-size: 10pt"><B>Part 2</B>



<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The definition of &#147;Guarantees&#148; shall be deleted and replaced with the
following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Guarantee&#148;</B> means any guarantee, indemnity, letter of credit, bond or
other form of credit support giving rise to any right of reimbursement or
indemnity from the Company or a right to be subrogated to any claim or
rights against the Company issued from time to time by the Shareholder or
a Shareholder Affiliate in respect of the Company&#146;s obligations to any
person.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The definition of &#147;Shareholder&#148; shall be deleted and replaced with the
following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Shareholder&#148;</B> means Century Aluminum Company, incorporated in the State
of Delaware, United States of America or any other entity that accedes to
this Agreement as a &#147;Shareholder&#148; in accordance with Clause 23.12
(<I>Accession of Shareholders</I>) of this Agreement.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(c)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Clause 25.19 shall be deleted and replaced with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;Other</B></TD>
</TR>

</TABLE>

<P align="center" style="font-size: 10pt">- 8 -
</DIV>

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<DIV style="font-family: 'Times New Roman',Times,serif">


<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">


<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Subject to Clause 13 and the other provisions of this Clause 25, the
Security Trustee will comply (to the extent that it is able) with
notifications communicated to it by the Senior Creditors and the Hedging
Banks directing transfer or redemption of shares of the Company that are
subject to the Shares Pledge (in accordance with its rights and remedies
thereunder, or under otherwise applicable law or agreements) without
further consent of the Shareholder or either of the Immediate
Shareholders.&#148;</TD>
</TR>

</TABLE>

<P align="center" style="font-size: 10pt">- 9 -
</DIV>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">


<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">



</TABLE>


<P align="center" style="font-size: 10pt"><B>SCHEDULE 2</B>



<P align="center" style="font-size: 10pt"><B>CREDITORS&#146; DEED OF ACCESSION</B>



<P align="left" style="margin-left: 0%; text-indent: 0%; margin-right: 0%; font-size: 10pt">THIS DEED dated &#091;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#093; is supplemental to an intercreditor agreement
(the <B>&#147;Intercreditor Agreement&#148;</B>) dated 2 September&nbsp;2003 between Nordural hf, the
Shareholder, the Senior Creditors, the Hedging Banks, the Subordinated
Creditors (all as defined therein), The Royal Bank of Scotland plc as Senior
Agent and BNP Paribas S.A. as Security Trustee.


<P align="left" style="margin-left: 0%; text-indent: 0%; margin-right: 0%; font-size: 10pt">Words and expressions defined in the Intercreditor Agreement have the same
meaning when used in this Agreement.


<P align="left" style="margin-left: 0%; text-indent: 0%; margin-right: 0%; font-size: 10pt">&#091;NAME OF NEW SENIOR CREDITOR OR HEDGING BANK OR SUBORDINATED CREDITOR OR
SHAREHOLDER OR SHAREHOLDER CREDITOR&#093; of &#091;address&#093; hereby agrees with each other
person who is or who becomes a party to the Intercreditor Agreement that with
effect on and from the date hereof it will be bound by and benefit from the
Intercreditor Agreement as a *&#091;Senior Creditor / Hedging Bank / Subordinated
Creditor / Shareholder / Shareholder Creditor&#093; as if it had been party
originally to the Intercreditor Agreement in that capacity.


<P align="left" style="margin-left: 0%; text-indent: 0%; margin-right: 0%; font-size: 10pt">&#043;&#091;The following are the Hedging Agreements to which such Hedging Bank is a
party with the Company referred to, and such Hedging Agreements provide for
facilities a brief description of which is also set out:


<P align="left" style="margin-left: 0%; text-indent: 0%; margin-right: 0%; font-size: 10pt">&#091;Describe hedging facilities and identify Hedging Agreements&#093;


<P align="left" style="margin-left: 0%; text-indent: 0%; margin-right: 0%; font-size: 10pt">The address for notices of &#091;the new Creditor&#093; for the purposes of Clause 26
(<I>Notices</I>) of the Intercreditor Agreement is:


<P align="left" style="font-size: 10pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#091;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#093;.


<P align="left" style="margin-left: 0%; text-indent: 0%; margin-right: 0%; font-size: 10pt">This Deed is governed by English law.


<P align="center" style="font-size: 10pt">- 10 -
</DIV>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">




<P align="left" style="margin-left: 0%; text-indent: 0%; margin-right: 0%; font-size: 10pt">IN WITNESS of which this deed has been executed as a deed and has been
delivered on the date first appearing herein.

<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head -->
<TR valign="bottom">
    <TD width="43%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="36%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
</TR>

<!-- End Table Head -->
<!-- Begin Table Body -->
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">(English Companies)</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="right" valign="top">&nbsp;</TD>
    <TD align="right" valign="top">&nbsp;</TD>
    <TD valign="top">&nbsp;</TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="right" valign="top">&nbsp;</TD>
    <TD align="right" valign="top">&nbsp;</TD>
    <TD valign="top">&nbsp;</TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Either:
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;or:</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="right" valign="top">&nbsp;</TD>
    <TD align="right" valign="top">&nbsp;</TD>
    <TD valign="top">&nbsp;</TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="right" valign="top">&nbsp;</TD>
    <TD align="right" valign="top">&nbsp;</TD>
    <TD valign="top">&nbsp;</TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">THE COMMON SEAL
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Executed as a deed by
</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="right" valign="top">&nbsp;</TD>
    <TD align="right" valign="top">)</TD>
    <TD nowrap valign="top">&nbsp;</TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">of
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&#091;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#093;
</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="right" valign="top">&nbsp;</TD>
    <TD align="right" valign="top">)</TD>
    <TD nowrap valign="top">&nbsp;</TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">was affixed to this deed
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">acting by &#091;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#093;
</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="right" valign="top">&nbsp;</TD>
    <TD align="right" valign="top">)</TD>
    <TD nowrap valign="top">&nbsp;</TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">in the presence of:
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">and &#091;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#093;
</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="right" valign="top">&nbsp;</TD>
    <TD align="right" valign="top">)</TD>
    <TD nowrap valign="top">&nbsp;</TD>
</TR>

<TR valign="bottom">
    <TD valign="top">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Director</TD>
    <TD>&nbsp;</TD>
    <TD colspan="3" valign="top" align="left">Director</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="right" valign="top">&nbsp;</TD>
    <TD align="right" valign="top">&nbsp;</TD>
    <TD valign="top">&nbsp;</TD>
</TR>
<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>


<TR valign="bottom">
    <TD valign="top">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Director/Secretary</TD>
    <TD>&nbsp;</TD>
    <TD colspan="3" valign="top" align="left">Director/Secretary</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="right" valign="top">&nbsp;</TD>
    <TD align="right" valign="top">&nbsp;</TD>
    <TD valign="top">&nbsp;</TD>
</TR>

<!-- End Table Body -->
</TABLE>
</DIV>



<P align="left" style="font-size: 10pt">*&#091;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#093; Delete as applicable.



<P align="left" style="font-size: 10pt">&#043;&#091;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#093; Include only for new Hedging Banks



<P align="center" style="font-size: 10pt">- 11 -
</DIV>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">




<P align="center" style="font-size: 10pt"><B>SCHEDULE 3</B>



<P align="center" style="font-size: 10pt"><B>Amendments to the Senior Facility Agreement</B>



<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A new definition of &#147;Amendment to the Senior Facility Agreement and
Intercreditor Agreement&#148; will be added as follows:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Amendment to the Senior Facility Agreement and Intercreditor Agreement&#148;</B>
means the amendment to the Senior Facility Agreement and Intercreditor
Agreement dated 27 April&nbsp;2004 between, inter alia, the Shareholder, the
Immediate Shareholders, CVC, the Borrower, the Security Trustee and the
Agent.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A new definition of &#147;CVC&#148; will be added as follows:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;CVC&#148;</B> means Columbia Ventures Corporation incorporated in the State of
Washington, United States of America.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(c)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Paragraph (a)(i) of the definition of &#147;Direct Agreement&#148; shall be deleted
and replaced with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>&#147;the Ministry of Industry, the Treasury, the Shareholder and the Immediate
Shareholders (relating to the Investment Agreement and the Smelter Site
Agreement);&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(d)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The definition of &#147;Group Company&#148; shall be deleted and replaced with the
following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Group Company&#148;</B> means each of the Borrower, the Shareholder, the
Immediate Shareholders and any Shareholder Affiliate which becomes a party
to the Sponsor Funding Agreement pursuant to Clause 13 thereof and the
Intercreditor Agreement pursuant to Clause 23.11 or Clause 23.12 thereof.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(e)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A new definition of &#147;Immediate Shareholders&#148; will be added as follows:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Immediate Shareholders&#148;</B> means Nordural Holdings I eHf (a company
registered in Iceland with registered no. 470404 &#151; 2130) and Nordural
Holdings II eHf (a company registered in Iceland with registered no.
470404 &#151; 2210) and <B>&#147;Immediate Shareholder&#148;</B> shall mean any one of them.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(f)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The definition of &#147;Intercreditor Agreement&#148; shall be deleted and replaced
with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Intercreditor Agreement&#148;</B> means the intercreditor agreement entered into
on 2 September&nbsp;2003 originally between the Borrower, CVC, each Bank, each
Hedging Bank, the Agent and the Security Trustee as amended by the
Amendment to the Senior Facility Agreement and Intercreditor Agreement.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(g)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The definition of &#147;Investment Agreement&#148; shall be deleted and replaced
with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Investment Agreement&#148;</B> means the investment agreement dated 7 August&nbsp;1997
originally between the Ministry of Industry, CVC and the Borrower (as
amended by the
</TD>
</TR>
</TABLE>

<P align="center" style="font-size: 10pt">- 12 -
</DIV>

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<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">

<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>First Amendment to the Investment Agreement and acceded to by the
Shareholder and the Immediate Shareholders on 23 April&nbsp;2004).&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(h)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The definition of &#147;Loan Assignment &#147; shall be deleted and replaced with
the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Loan Assignment&#148;</B> means any assignment of subordinated loans entered into
between (i)&nbsp;the Shareholder and/or either of the Immediate Shareholders
and/or a Shareholder Affiliate as Assignor and (ii)&nbsp;the Security Trustee
pursuant to the Sponsor Funding Agreement.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(i)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Paragraph (a)&nbsp;of the definition of &#147;Major Project Parties&#148; shall be
deleted and replaced with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>&#147;the Shareholder and the Immediate Shareholders;&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(j)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The definition of &#147;Shareholder&#148; shall be deleted and replaced with the
following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Shareholder&#148;</B> means Century Aluminum Company, incorporated in the State
of Delaware, United States of America.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(k)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The definition of <B>&#147;S</B>hares Pledge &#147; shall be deleted and replaced with the
following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Shares Pledge&#148;</B> means the Icelandic law shares pledge entered into on 2
September&nbsp;2003 originally between the Borrower, CVC, any other
shareholders and the Security Trustee and acceded to by the Immediate
Shareholders on 27 April&nbsp;2004.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(l)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The definition of &#147;Sponsor Funding Agreement&#148; shall be deleted and
replaced with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;&#147;Sponsor Funding Agreement&#148;</B> means the Sponsor Funding Agreement dated 27
April&nbsp;2004 between, inter alia, the Shareholder, the Borrower, the
Security Trustee and the Agent or any document designated by the Security
Trustee as a replacement thereof.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(m)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Clause 16.2.3 shall be deleted and replaced with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>&#147;as soon as the same are publicly available (and in any event within 120
days of them becoming publicly available) the audited accounts of the
Shareholder, each of the Immediate Shareholders, Billiton Plc, B.H.P.
Billiton Marketing A.G., Landsvirkjun and Hydro Aluminium Deutschland GmbH
for that financial year; and&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(n)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Clause 16.3.9 shall be deleted and replaced with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>&#147;copies of all material documents despatched by it to the Shareholder or
either of the Immediate Shareholders in their capacity as such or all of
its creditors (or any class of them) at the same time as they are
despatched; and&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(o)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Clause 16.13.3 shall be deleted and Clauses 16.13.4 and 16.13.5 shall be
renumbered accordingly.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(p)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Clause 16.24 shall be deleted and replaced with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;Share Capital</B>
</TD>
</TR>
</TABLE>

<P align="center" style="font-size: 10pt">- 13 -
</DIV>

<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">

<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Other than the redemption in capital to take effect on or about the
Drawdown Date in accordance with the resolution referred to in paragraph
2(k) of Schedule&nbsp;2 (<I>Conditions Precedent</I>), the Borrower shall not
purchase, cancel or redeem any of its share capital or issue any further
voting capital, save pursuant to the Sponsor Funding Agreement or any
issue of new shares to either of the Immediate Shareholders or, provided
there will be no Event of Default under Clause 17.20, an Affiliate of the
Shareholder which are subject to the Shares Pledge.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(q)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Clause 17.20 shall be deleted and replaced with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;Ownership of the Borrower</B></TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>17.20.1</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The Shareholder ceases to hold (legally and beneficially) 100% of the
share capital and voting rights of the Borrower (either directly or
indirectly through an Intermediate Wholly Owned Holding Company or
Companies), but holds at least 50.1% of the share capital and voting
rights provided that it shall not be an event of default if the conditions
set out in Clause 17.20.3 are complied with in respect of any transfer.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>17.20.2</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The Shareholder ceases to hold (legally and beneficially) at least 50.1%
of the share capital and voting rights of the Borrower (either directly or
indirectly through an Intermediate Wholly Owned Holding Company or
Companies) provided that it shall not be an event of default if the
Shareholder holds (legally or beneficially) less than 50.1% of the share
capital and voting rights of the Borrower and:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>any transferee of such share capital and voting rights is
approved in writing by the Majority Banks (such approval not to be
unreasonably withheld); and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>the conditions set out in Clause 17.20.3 are complied with in
respect of any transfer.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>17.20.3</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The conditions that must be complied with in respect of any transfer
permitted under Clauses 17.20.1 and 17.20.2 are as follows:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>any transfer would not breach the Investment Agreement or any
applicable law;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>in the case of any transfer by the Immediate Shareholders,
unless the Majority Banks otherwise consent, any such share capital
and voting rights are transferred subject to the Shares Pledge or the
transferee creates a new Security Interest over such share capital
and voting rights in form and substance reasonably satisfactory to
the Agent;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(c)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>any such transferee agrees to be bound by the Intercreditor
Agreement;</TD>
</TR>

</TABLE>

<P align="center" style="font-size: 10pt">- 14 -
</DIV>

<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">


<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">


<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(d)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>the transferee&#146;s obligations under the Documents to which it is
or will become a party or subject to are legal, valid and binding on
it, and the Agent has received any relevant legal opinions which are
satisfactory to it; and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(e)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>following any transfer, the Shareholder maintains control of
the Borrower (unless the Majority Banks agree otherwise).</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>For the purposes of this Clause 17.20, <B>&#147;Intermediate Wholly Owned Holding
Company&#148;</B> means a company, corporation, association or partnership that is
a wholly owned (legally and beneficially) Subsidiary of the Shareholder or
which is a wholly owned (legally and beneficially) Subsidiary of an
Intermediate Wholly Owned Holding Company (other than the Borrower).&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(r)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Paragraph&nbsp;1.1 of Schedule&nbsp;8 (<I>Insurances</I>) shall be deleted and replaced
with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><B>&#147;Operational Insurances</B></TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Appendix&nbsp;1 specifies the minimum operational insurances which are to be
effected by, or procured by, the Borrower for the benefit of the Borrower
and others (the <B>&#147;Operational Insurances&#148;</B>) and the Borrower shall procure
that all the Operational Insurances shall be purchased and maintained in
full force and effect from not later than the date of first drawdown with
cover attaching not later than the date the risk commences and until the
Agent has acknowledged in writing that all liabilities and obligations of
the Borrower or CVC (or anyone who replaces CVC in accordance with Clause
17.20 (<I>Ownership of the Borrower</I>) of this Agreement) to the Finance
Parties under the Finance Documents (the <B>&#147;Liabilities&#148;</B>) have been
discharged in full and that those insurances are effected against the
risks and liabilities and maintained in the amounts specified in Appendix
1 (as varied from time to time by paragraph 2.2 or agreed or determined
under paragraph 4).&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(s)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Paragraph &#147;Waiver of Subrogation&#148; of Part&nbsp;1 (<I>Property &#147;All Risks"</I>) and
Part&nbsp;2 (<I>Business Interruption Following All Risks</I>) of Appendix&nbsp;1
(<I>Operational Insurances</I>) of Schedule&nbsp;8 (<I>Insurances</I>) shall be deleted and
replaced with the following:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>&#147;Insurers to waive their rights of subrogation against the Insureds and
the Shareholder (and all the Shareholder&#146;s Affiliates and Subsidiaries)
and their respective officers, directors and employees.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Insurers to waive their rights of subrogation against Hydro Aluminium
Technologie GmbH and its personnel.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Insurers to waive their rights of subrogation against the insurers in
respect of the Project Expansion.&#148;</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">(t)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Paragraph &#147;Insured&#148; of Part&nbsp;3 (<I>Third Party Liability/Product Liability</I>)
of Appendix&nbsp;1 (<I>Operational Insurances</I>) of Schedule&nbsp;8 (<I>Insurances</I>) shall be
deleted and replaced with the following:
</TD>
</TR>
</TABLE>

<P align="center" style="font-size: 10pt">- 15 -
</DIV>

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<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">

<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>&#147;The Borrower, the Shareholder (and all the Shareholder&#146;s Affiliates and
Subsidiaries), Billiton Marketing A.G. and the Finance Parties and their
respective officers, directors and employees.&#148;</TD>
</TR>

</TABLE>

<P align="center" style="font-size: 10pt">- 16 -
</DIV>

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<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">


<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">



</TABLE>


<P align="center" style="font-size: 10pt"><B>SCHEDULE 4</B>



<P align="center" style="font-size: 10pt"><B>Conditions Precedent</B>



<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">1.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Originals of each of the following documents duly executed by all parties
to such document:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>this Agreement;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Deeds of Accession pursuant to which each Transferee and
Century accedes to the Intercreditor Agreement as Shareholder
Creditors and Shareholder respectively;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(c)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>an agreement executed by each of the Transferees pursuant to
which each of the Transferees accedes to the Shares Pledge and the
Transferor is released from its obligations thereunder;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(d)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>a replacement Sponsor Funding Agreement between, <I>inter alia</I>,
Century, the Transferees, the Borrower and the Agent;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(e)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>a written instrument entered into by Century and each of the
Transferees by which Century and each of the Transferees consents to
the terms and provisions of the Investment Agreement and agrees to be
fully bound by the terms and provisions thereof; and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(f)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>a replacement Direct Agreement, in form and substance
satisfactory to the Security Trustee, between the Borrower, the
Security Trustee, the Ministry of Industry, the Treasury, Century and
each of the Transferees relating to the Investment Agreement and the
Smelter Site Agreement on substantially the same terms as the
agreement between the Borrower, the Ministry of Industry, the
Treasury, the Security Trustee and the Transferor dated 26 August
2003 (the <B>&#147;Existing Direct Agreement&#148;</B>) and a release of all
obligations of the Transferor under the Existing Direct Agreement.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">2.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A certified copy of the Stock Purchase Agreement duly executed by
Century, the Borrower and the Transferor.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">3.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Evidence that the Debt Service Reserve Account has been fully funded to
the Required DSRA Balance in accordance with Clause 4 (<I>Debt Service
Reserve Account</I>) and that the Debt Service Reserve L/C has been returned
to the issuer by the Security Trustee duly cancelled.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">4.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Evidence that the transfer to each of the Transferees of their respective
holdings in the Shares has been notified by each of the Transferees to the
Borrower and evidence that the transfer and the Shares Pledge is
registered in the books of the Borrower.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">5.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Share certificates in respect of 100 per cent. of the issued and
registered share capital of the Borrower duly noted as to the Shares
Pledge and with the transfer and accession of
</TD>
</TR>
</TABLE>

<P align="center" style="font-size: 10pt">- 17 -
</DIV>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">

<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>each of the Transferees to the Shares Pledge endorsed thereon (and signed
by the Transferor) is in the possession of the Security Trustee.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">6.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Evidence of registration of UCC3 form with the Secretary of State for
Washington.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">7.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Legal opinion from:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Icelandic legal counsel to each of the Transferees confirming
that each of the Transferees&#146; obligations under the Documents to
which it is or will become a party are legal, valid and binding on
it;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Icelandic legal counsel to the Borrower confirming that the
Borrower&#146;s obligations under the Documents to which it is or will
become a party are legal, valid and binding on it and that the
transfer to each of the Transferees of their respective holdings in
the Shares does not and will not lead to any breach or rights of
termination or revocation under any of the Project Contracts which
are expressed to be governed by Icelandic law or any authorisations
or licences relating to the Project or any other agreement or
document to which the Borrower is a party;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(c)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Icelandic legal counsel to the Banks confirming that each of
the Transferees&#146; obligations under the Documents which are expressed
to be governed by the laws of Iceland to which it is or will become a
party are legal, valid and binding on it and confirming the
effectiveness of the share security;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(d)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>US legal counsel to Century confirming that Century&#146;s
obligations under the Documents to which it is or will become a party
are legal, valid and binding on it;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(e)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>English legal counsel to the Banks confirming that each of the
Transferees&#146;, the Borrower&#146;s and Century&#146;s obligations under the
Finance Documents which are expressed to be governed by English law
to which it is or will become a party are legal, valid and binding;
and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(g)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>English legal counsel to the Borrower confirming that that the
transfer to each of the Transferees of their respective holdings in
the Shares does not and will not lead to any breach or rights of
termination or revocation under any of the Project Contracts which
are expressed to be governed by English law.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">8.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Confirmation addressed to the Agent from the Transferor that the transfer
to each of the Transferees of their respective holdings in the Shares does
not and will not lead to any breach under any agreement or document to
which the Transferor is a party.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">9.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Confirmation from the Government of Iceland that the requirements of the
Investment Agreement have been met and that the Borrower, owned by the
Transferees, shall have the same rights and obligations under the
Investment Agreement as it had when owned by the Transferor.</TD>
</TR>

</TABLE>

<P align="center" style="font-size: 10pt">- 18 -
</DIV>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">


<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">


<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">10.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A copy of a resolution of the board of directors of the Transferor
authorising the board of directors of the Borrower to enter into all
transactions and documents contemplated by the transfer of the Shares to
the Transferee.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">11.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A copy of a resolution of the board of directors of each of the
Transferees:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>approving the terms of, and transactions contemplated by, the
Documents executed by it;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>approving the transactions contemplated by the Documents to
which it is or will be a party;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(c)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>agreeing to waive its pre-emptive right to purchase any shares
of the Borrower it will have as a shareholder; and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(d)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>authorising the grant of an irrevocable power of attorney in
favour of the Security Trustee authorising the Security Trustee to
transfer all issued shares in the Borrower in connection with
enforcement of the Shares Pledge.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">12.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A copy of a resolution of the board of directors of Century:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>approving the terms of, and transactions contemplated by, the
Documents executed by it; and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>approving the transactions contemplated by the Documents to
which it is or will be a party.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">13.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A copy of a resolution of the board of directors of the Borrower
consenting to the Shares Pledge by the Transferee.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">14.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A specimen signature of each person authorised to sign the Documents on
behalf of each of the Transferees and Century and to sign and/or dispatch
all documents and notices to be signed and/or dispatched by each of the
Transferees and Century under or in connection with the Documents.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">15.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A copy of the certificate of incorporation of Century certified by the
Delaware Secretary of State.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">16.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A copy of the bylaws of Century certified by the company secretary.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">17.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A copy of the constitutional documents of each of the Transferees
certified by their company secretary.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">18.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A certificate of good standing in relation to Century.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">19.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A certificate of a director or the company secretary of each of the
Transferees confirming that:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>the board resolution referred to in paragraph 11 above is
current and without amendment;</TD>
</TR>

</TABLE>

<P align="center" style="font-size: 10pt">- 19 -
</DIV>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">


<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">


<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>the obligations of such Transferee under the Shares Pledge,
Sponsor Funding Agreement and the Intercreditor Agreement will not
breach any limit binding on it;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(c)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>on the date of the transfer such Transferee is not unable to
pay its debts as they fall due and that no actions have been taken by
the company to apply for rehabilitation (grei&#240;slust&#246;&#240;vun e&#240;a
nau&#240;asamninga), in accordance with the Insolvency Act nr. 21/1991;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(d)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>the proposed transfer of shares will not breach any contractual
or other obligations of such Transferee; and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(e)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>each copy document provided pursuant to paragraphs 14 and 17
above is correct, complete and in full force and effect as at the
Effective Date.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">20.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A certificate of a director or the company secretary of Century
confirming that:</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(a)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>the board resolution referred to in paragraph 12 above is
current and without amendment;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(b)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>the obligations of Century under the Sponsor Funding Agreement
and the Intercreditor Agreement will not breach any limit binding on
it;</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(c)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>on the date of the transfer Century is able to pay its debts as
they come due in the usual course of business and that the sum of
Century&#146;s total liabilities does not exceed the sum of Century&#146;s
total assets; and</TD>
</TR>

<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" style="background: transparent">&nbsp;</TD>
    <TD width="1%" nowrap align="right">(d)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>each copy document provided pursuant to paragraphs 14, 15 and
16 above is correct, complete and in full force and effect as at the
Effective Date.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">21.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>A copy of Century&#146;s most recent audited financial statements and a list
of all Century&#146;s material contingent liabilities.</TD>
</TR>

</TABLE>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="right">22.</TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Evidence that the process agent appointed under Clause 6.2 (<I>Service of
Process</I>) hereto and pursuant to the other Documents to which Century
and/or each of the Transferees is a party has accepted its appointment.</TD>
</TR>

</TABLE>

<P align="center" style="font-size: 10pt">- 20 -
</DIV>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>


<DIV style="font-family: 'Times New Roman',Times,serif">


<P><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">



</TABLE>


<P align="center" style="font-size: 10pt"><B>SIGNATURES</B>



<P align="center" style="font-size: 10pt">(to an Amendment Agreement dated 27 April&nbsp;2004 to a Senior Facility Agreement<BR>
and Intercreditor Agreement dated 2 September&nbsp;2003)



<P align="left" style="font-size: 10pt"><B>The Borrower</B>



<P align="left" style="font-size: 10pt">Nordural hf



<P align="left" style="font-size: 10pt">By:



<P align="left" style="margin-left: 0%; text-indent: 0%; margin-right: 0%; font-size: 10pt"><B>The Agent </B>for and on behalf of the Finance Parties and <B>Senior Agent </B>for an on
behalf of the Senior Creditors


<P align="left" style="font-size: 10pt">The Royal Bank of Scotland plc



<P align="left" style="font-size: 10pt">By:


<P align="left" style="font-size: 10pt"><B>The Transferees</B>



<P align="left" style="font-size: 10pt">Nordural Holdings I eHf



<P align="left" style="font-size: 10pt">By:



<P align="left" style="font-size: 10pt">Nordural Holdings II eHf



<P align="left" style="font-size: 10pt">By:



<P align="left" style="font-size: 10pt"><B>Century</B>



<P align="left" style="font-size: 10pt">Century Aluminum Company



<P align="left" style="font-size: 10pt">By:



<P align="left" style="font-size: 10pt"><B>The Transferor</B>



<P align="left" style="font-size: 10pt">Columbia Ventures Corporation



<P align="left" style="font-size: 10pt">By:



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<P align="left" style="font-size: 10pt"><B>The Security Trustee</B>



<P align="left" style="font-size: 10pt">BNP Paribas S.A.



<P align="left" style="font-size: 10pt">By:




<P align="center" style="font-size: 10pt">&nbsp;
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