Section 4 — Competition Act: Collective bargaining activities

Nothing in this Act applies in respect of combinations or activities of workmen or employees for their own reasonable protection as such workmen or employees; contracts, agreements or arrangements between or among fishermen or associations of fishermen and persons or associations of persons engaged in the buying or processing of fish relating to the prices, remuneration or other like conditions under which fish will be caught and supplied to those persons by fishermen; or contracts, agreements or arrangements between or among two or more employers in a trade, industry or profession, whether effected directly between or among the employers or through the instrumentality of a corporation or association of which the employers are members, pertaining to collective bargaining with their employees in respect of salary or wages and terms or conditions of employment. Nothing in this section exempts from the application of any provision of this Act a contract, agreement or arrangement entered into by an employer to withhold any product from any person, or to refrain from acquiring from any person any product other than the services of workmen or employees.