(1) This section applies if:
(a) a decision is made under section 27A in relation to the amount of arrears of pension to be paid to a veteran; and
(b) subparagraph 27A(1)(c)(i) applies in relation to the veteran.
(2) The calculations made under steps 4 to 6A of the Method statement in section 27A in relation to the payment and payability of a social security pension or benefit are, for the purposes of the Social Security Act, taken to be decisions made under that Act by an officer (other than the Secretary) of the Department administered by the Minister administering that Act.