20(1)T may make an application to the Commissioners for Her Majesty's Revenue and Customs to be treated—U.K.
(a)as if the relevant benefit mentioned in paragraph 19(1)(a) and (b) arises only if the condition in sub-paragraph (2) is met, and
(b)as if it arises immediately before the end of the 30 days beginning with the date on which the condition in sub-paragraph (2) becomes met.
(2)The condition is that, on the withdrawal of the accelerated payment notice or on the determination of an appeal, any part of the accelerated payment is repaid.
(3)Subject to sub-paragraph (4), an application under sub-paragraph (1) may be made in 2018.
(4)An application may be made after 2018 if an officer of Revenue and Customs considers it reasonable in all the circumstances for a late application to be made.
(5)An application must be made in such form and manner, and contain such information, as may be specified by, or on behalf of, the Commissioners for Her Majesty's Revenue and Customs.
(6)An officer of Revenue and Customs must notify the applicant of the decision on an application under this paragraph.