8.—(1) This paragraph applies where the AP beneficiary of the election mentioned in paragraph 6 revokes the election by giving written notice to the Secretary of State before the end of the payment period.
(2) The AP beneficiary is to be credited with an amount determined by the Secretary of State having regard to the contributions paid and any contributions treated as paid under paragraph 10(6).
(3) Where contributions due under paragraph 6 remain due after the expiry of 3 months after the AP beneficiary receives a written demand from the Secretary of State, the AP beneficiary is to be treated for the purpose of this Schedule as revoking the election.