16.—(1) For the purpose of this Part, an eligible person is a person who is eligible to be an active member of this scheme.
(2) A person (P) who is in service in a scheme employment is an eligible person in relation to that employment unless in relation to service in that employment—
(a)P is a protected member of the FPS or the NFPS; or
(b)P is a member of any other pension scheme and the Board pays contributions to that scheme in respect of P.
(3) P is an eligible person whilst on reserve forces service leave.