Further provision for allowances under Part 4
21. An authority may provide that where payment of an allowance under this Part has already been made in respect of any period during which the member concerned —
(a)is suspended or partially suspended from that member’s responsibilities or duties as a member in accordance with Part III of the 2000 Act or regulations made under that Part;
(b)ceases to be a member of the authority; or
(c)is in any way not entitled to receive the allowance in respect of that period,
the authority may require that such part of the allowance as relates to any such period be repaid to the authority.