Determine which legal clause the following paragraph belongs to: ( a)  all In- put Material and all copies of information and data provided by the Customer or the Authorised Service Recipients to the Supplier for the purposes of this Agreement.  The Supplier shall certify to the Customer that it has not retained any copies of In- put Material or other information or data, except for one copy which the Supplier may use for audit purposes only and subject to the confidentiality obligations in Clause 15; and ( b)  all specifications, programs( including source codes) and other documentation comprised in the Goods and existing at the date of such termination, whether or not then complete. All Intellectual Property Rights in such materials shall automatically pass to the Customer and the Authorised Service Recipients( to the extent that they have not already done so by virtue of Clause 13.1) .