32.—(1) In this Part—
““advertisement” includes every form of advertisement or notice, whether to the public or not, and references to publishing an advertisement shall be construed accordingly:
““employment agency” means a person who, for profit or not, provides services for the purpose of finding employment for workers or supplying employers with workers, but subject to paragraph (2).
(2) For the purposes of this Part as it applies to employment agencies—
(a)services other than those mentioned in the definition of ““employment agency” above shall be disregarded, and
(b)a trade union shall not be regarded as an employment agency by reason of services provided by it only for, or in relation to, its members.
(3) References in this Part to being or not being a member of a trade union are to being or not being a member of any trade union, of a particular trade union or of one of a number of particular trade unions.
Any such reference includes a reference to being or not being a member of a particular branch or section of a trade union or of one of a number of particular branches or sections of a trade union.