(1) A pensioner shall, in relation to himself or herself, provide to a paying authority such information as is necessary for the purposes of the aggregation of public service pensions in relation to that pensioner.

(2) Any person, other than a pensioner, who is in receipt (whether in respect of himself, herself or otherwise) of a public service pension, or a part thereof, payable to the pensioner shall provide to a paying authority such information as is necessary for the purposes of the aggregation of public service pensions in relation to that pensioner.

(3) A paying authority may transfer to the Minister or any other paying authority such information that is provided to the paying authority under subsection (1) or (2) -

(a) as the paying authority considers necessary,