2. A transfer election made in accordance with regulation 4(8) within the period of three months mentioned in sub-paragraph (a) of paragraph 1 (or such longer period as the Board may allow in accordance with that sub-paragraph) shall, in the case of an officer to whom regulation 4(6) applies, take effect as from 6th April 2006; but in the case of—
(a)such a transfer made by any other officer to whom paragraph 1(a) applies; or
(b)an officer such as is mentioned in paragraph 1(b),
the transfer election shall take immediate effect unless—
(c)in a case falling within paragraph 1(a), regulation 4(7) applies to the officer and he has made a transfer election before the cancellation of the election to stop paying contributions has come into effect, in which case the transfer election takes effect at the same time as the cancellation, or
(d)in a case falling within paragraph 1(a) or (b), regulation 4(2)(a)(ii) applies to the officer, in which case the transfer election takes effect in accordance with paragraph 9.