3.—(1) The joint services committee shall consist of—
(a)a chairman appointed in accordance with paragraph 5; and
(b)ten other members of whom—
(i)two shall be lay persons appointed by the FHSA,
(ii)two shall be doctors appointed in accordance with sub-paragraph (2) by the medical service committee,
(iii)two shall be dentists appointed in accordance with sub-paragraph (2) by the dental service committee,
(iv)two shall be pharmacists appointed in accordance with sub-paragraph (2) by the pharmaceutical service committee,
(v)two shall be ophthalmic medical practitioners or opticians appointed in accordance with sub-paragraph (2) by the ophthalmic service committee.
(2) A member of the joint services committee appointed by a service committee under subparagraph (1)(b)(ii) to (v) shall be a member of the service committee which appoints him or a deputy for such a member.
(3) A member of the joint services committee appointed by a service committee shall not take part in an investigation by the joint services committee unless the matter to be investigated involves a question relating to a relevant practitioner.
(4) For the purposes of sub-paragraph (3) a relevant practitioner is—
(a)in relation to a member appointed by the medical service committee, a doctor;
(b)in relation to a member appointed by the dental service committee, a dentist;
(c)in relation to a member appointed by the ophthalmic service committee, an ophthalmic medical practitioner or an optician;
(d)in relation to a member appointed by the pharmaceutical service committee, a chemist.