4. In section 33 of the Act (further return where relief withdrawn)—
(a)after subsection (1)(d) insert—
“(da)Part 3 of schedule 10A (sub-sale development relief),”, and
(b)after subsection (4)(d) insert—
“(da)in relation to the withdrawal of sub-sale development relief, the end of the relevant period within the meaning of paragraph 4(3) of schedule 10A,”.