4.—(1) An authority is responsible for managing and administering this scheme and any statutory scheme that is connected with it(1) in relation to any person for which it is the appropriate authority under these Regulations.
(2) The appropriate authority in relation to a person who—
(a)is or has been a member of this scheme; or
(b)is entitled to any benefit in respect of a person who is or has been a member of this scheme,
is the authority by whom the member was last employed whilst an active member of this Scheme.
(3) The appropriate authority in relation to a pension credit member is the authority responsible for the pension debit member’s pension account at the effective date of the pension sharing order.
(4) The appropriate authority is referred to in this scheme as the scheme manager.
5.—(1) The Secretary of State may delegate any functions under these Regulations, including this power to delegate.
(2) The scheme manager may delegate any functions under these Regulations, including this power to delegate, to such persons or employees of such person as may be authorised in that behalf by the scheme manager.
See section 4(6) of the 2013 Act which sets out when statutory pension schemes are “connected”