60.—(1) The scheme manager must close an active member's account in relation to a continuous period of pensionable service under this scheme when the scheme manager establishes in relation to that period of service—
(a)a deferred member's account under Chapter 5; or
(b)a retirement account under Chapter 6; or
(2) If a deferred member or pensioner member re-enters pensionable service under this scheme, the scheme manager must re-establish an active member's account under this Chapter when the scheme manager closes—
(a)the member's deferred member's account under Chapter 5; or
(b)the member's retirement account under Chapter 6.