Police Act 1997

7 (1) A member of a police authority appointed to be a member of a Service Authority under paragraph 4, 7(c), (d) or (e), 8(1)(e), (f) or (g), 9(b) or 10(1)(c), of Schedule 1 shall cease to be a member of the Service Authority if he ceases to be a member of the police authority eligible for appointment under the paragraph concerned (unless re-elected or re-appointed on the same day).

(2) A member of a Service Authority appointed other than as mentioned in sub-paragraph (1) shall cease to be a member if he becomes a member of a police authority for an area in Great Britain, or of the Police Authority for Northern Ireland, eligible for appointment under one of the paragraphs mentioned in sub-paragraph (1).

(3) A Crown servant appointed to be a member of a Service Authority under paragraph 6, 7(f) or 8(1)(h) of Schedule 1 shall cease to be a member of the Service Authority if he ceases to be a Crown servant.

(4) A person appointed to be a member of a Service Authority in accordance with paragraph 3, 7(a) or (b), 8(1)(b), (c) or (d), 9(a) or 10(1)(b) of Schedule 1 (appointment of senior police officers) shall cease to be a member of the Service Authority if he ceases to be a person eligible for appointment under the paragraph concerned.

(5) A person appointed to be a member of the NCIS Service Authority under paragraph 7(g) or 8(1)(i) of Schedule 1 shall cease to be a member if he ceases to be a customs officer within the meaning of paragraph 15 of that Schedule.