is— (A) an assessment of an addition to tax for failure to pay timely with respect to any installment required under this subsection, (B) a liquidation or sale of substantially all the assets of the taxpayer (including in a title 11 or similar case), (C) a cessation of business by the taxpayer, or (D) any similar circumstance, then the unpaid portion of all remaining installments shall be due on the date of such event (or in the case of a title 11 or similar case, the day before the petition is filed). (4) Proration of deficiency to installments If an election is made under paragraph (1) to pay the net tax liability under this section in installments and a deficiency has been assessed, the deficiency shall be prorated to the installments payable under paragraph (1). The part of the deficiency so prorated to any installment the date for payment of which has not arrived shall be collected at the same time as, and as a part of, such installment. The part of the deficiency so prorated to any installment the date for payment of which has arrived shall be paid upon notice and demand from the Secretary. This paragraph shall not apply if the deficiency is due to negligence, to intentional disregard of rules and regulations, or to fraud with intent to evade tax. (5) Rules relating to interest (A) In general In the case of any net tax liability prorated to an installment under this subsection, the last date prescribed for payment of the tax for purposes of section 6601(a) shall be the last date for payment of the installment rather than the last date for payment of tax for the taxable year in which the net tax liability arose. (B) Special rules for deficiencies (i) Interest payable for entire period Subparagraph (A) shall not apply to any deficiency prorated to an installment under paragraph (4). (ii) Payment of interest attributable to prior periods In the case of a deficiency to which paragraph (4) applies, interest with respect to such deficiency which is assigned under paragraph (4) to any installment the date for