43. (1) Nothing in section 22 renders unlawful discrimination on the ground of race in relation to a club that has as its principal object the provision of benefits for persons of a specified race if those persons are described otherwise than—
(a) by reference to colour; or
(b) in a manner which has the effect of excluding some members of that race on the basis of colour.
(2) In determining whether the principal object of a club is as referred to in subsection (1), regard shall be had to—
(a) the essential character of the club;
(b) whether the persons primarily enjoying the benefits of membership are of the race specified in the principal object; and
(c) any other relevant circumstance.