Regulation 14 Disqualification
A person shall be disqualified from being appointed as a member of the Metropolitan Police Authority under regulation 7, and from being a member so appointed, if he is—
a member of a London borough council;
the Mayor of London;
a member of the London Assembly;
a member of a police force;
an officer or employee of a police authority; or
an officer or employee of the Greater London Authority or of a London borough council.
A person shall not be regarded for the purposes of paragraph (1)(f) as an employee of a London borough council by reason of his holding—
the post of head teacher or principal of a school, college or other educational institution or establishment which is maintained or assisted by a local education authority; or
any other post as a teacher or lecturer in any such school, college, institution or establishment.