11. In regulation 6(4)—
(a)in sub-paragraph (a), for “throughout his service to the notional date” there shall be substituted “throughout the period of his notional service and actual service in the Part I scheme up to the notional date”; and
(b)in sub-paragraph (b), for “the contributions made” there shall be substituted “the period equal in length to the period of service during which actual contributions have been made”.