4.C.1.—(1) Where the reference amount calculated in any of regulations 4.B.2 (cases with up to 10 years of officer service) to 4.B.8 (cases with non-concurrent officer service between periods of practitioner service) is greater than the base amount, a top-up amount is payable.
(2) The top-up amount is equal to the aggregate of the amounts by which the reference amount is greater than the base amount in each of regulations 4.B.2 to 4.B.8 (where applicable).
(3) The top-up amount provided for under this regulation is to be treated as forming part of the member’s pension for the purposes of increases payable under the Pensions (Increase) Act 1971(1), and is increased in the same manner to pensions payable under Parts 2 and 3.