12.—(1) Subject to paragraph (2) and to such directions as may be given by the Secretary of State, the Authority may make arrangements for the exercise, on behalf of the Authority, of any of its functions by a committee or sub-committee appointed by virtue of regulation 11 or by an officer of the Authority, in each case subject to such restrictions and conditions as the Authority thinks fit.
(2) When exercising on behalf of the Secretary of State the function of determining an appeal from a decision made by virtue of section 42 of the Act (appeals about lists prepared by Family Health Services Authorities in connection with pharmaceutical services), the Authority shall secure that no person who is—
(a)a person included in a list published under regulations made under section 42(2)(a) of the Act; or
(b)an employee of such a person,
takes any part in the determination of that appeal.