Sch 15 para 33
(1) The “post-cessation expenditure amount” for an accounting period is the amount that, under section 165(3)(a) of CAA 2001 (general decommissioning expenditure after ceasing ring fence trade), is allocated to the appropriate pool for that period. (2) A post-cessation expenditure amount is attributable to the TTH oil field so far as the general decommissioning expenditure in respect of which the amount is allocated is expenditure incurred on decommissioning plant or machinery brought into use for the purposes of oil-related activities carried on wholly or partly in direct connection with the field.