326. This division does not apply:(a) to persons authorized by the Insurance Brokers Act (chapter C-74) to carry on business as insurance brokers;
(b) to the directors or members of a mutual benefit association acting on behalf of the association;
(c) to the directors or members of a mutual insurance association or of a mutual damage-insurance company who, before 11 September 1985, were acting on behalf of a mutual fire-insurance association;
(d) to the directors of an insurance fund or the employees of the professional corporation who established it.