Adjustment where insufficient section 1250 property is acquired
With respect to any transaction, the amount determined under this subparagraph shall be the excess of—
(i)#
the amount of gain which would (but for this paragraph) be taken into account under subsection (a), over
(ii)#
the fair market value (or cost in the case of a transaction described in section 1033(a)(2)) of the section 1250 property acquired in the transaction.