1. For the purposes of this Order,(a) “certified association” means the Union des producteurs agricoles du Québec having its head office at 555, boulevard Roland-Therrien, Longueuil;
(b) “contemplated product” means feeder and stocker cattle;
(c) “producer” means every person engaged in the production and marketing of the contemplated product;
(d) “buyer” means every person who buys or receives the contemplated product from a producer in order to resell it by auction or otherwise;
(e) “annual assessment” means the annual assessment determined by by-law of the certified association under the Farm Producers Act (chapter P-28).