Section 279D — Corporation Tax Act 2010: The ring fence amount

The ring fence amount 279D 1 In section 279C “ the ring fence amount ” means the amount given by the formula— ( UR − AR ) × ( NR AR ) 2 In this section— AR A UR is the amount given by multiplying the upper limit by— AR is the total amount of any ring fence profits that form part of the augmented profits of the accounting period, NR is the total amount of any ring fence profits that form part of the taxable total profits of the accounting period, and A is the amount of the augmented profits of the accounting period.