For the purposes of ascertaining whether a person is or was dependent on a member, any amount of the following benefits must not be taken into account:

(a) family tax benefit worked out under Part 2 or 3 of Schedule 1 to the A New Tax System (Family Assistance) Act 1999 (an individual's Part A rate);
(b) carer's allowance under the Social Security Act 1991 ;
(c) double orphan pension under the Social Security Act 1991 .

Note: This section also applies to former members (see section 20).