(1) Subject to subsection (5), a determination under subsection 1262(1) is in force for the period specified in the determination. That period must not end after:
(a) 31 March 2021, unless paragraph (b) applies; or
(b) if the determination modifies a provision covered by paragraph 1262(2)(a)--16 April 2021.
(2) The period specified in a determination under subsection 1262(1) may be a period that starts before the day the determination is made.
Variation of determination
(3) The Minister may, by legislative instrument, vary a determination under subsection 1262(1).
(4) A variation may be expressed to commence on a day before the day the variation is made.
Revocation of determination
(5) The Minister may, by legislative instrument, revoke a determination under subsection 1262(1).
(6) A revocation takes effect on the day specified in the instrument of revocation, which must not be earlier than the day that instrument is made.
(7) In this section:
"Minister" means the Minister administering the Social Security (International Agreements) Act 1999 .