3. Despite the provisions of section 2, this Regulation does not apply to the following facilities:(1) a facility for the sorting, storage or treatment of residual organic materials operated as part of an industrial or commercial activity other than residual materials reclamation where both of the following conditions are met:(a) the facility is situated on the same site as the activity involved;
(b) the operator of the facility is authorized to reclaim in the facility only materials generated by the activity or, in addition to those materials, a quantity of exogenous residual organic materials equal to or less than 2,000 tonnes per year;
(2) a facility for the sorting or biological treatment of residual organic materials where the yearly treatment capacity authorized is equal to or less than 2,000 tonnes per year;
(3) a facility for the biological treatment of farm products or livestock waste where both of the following conditions are met:(a) the facility is operated as part of an agricultural activity;
(b) the operator of the facility is authorized to treat in the facility only farm products or livestock waste or, in addition to those materials, other residual organic materials in a proportion that does not exceed 25% of the yearly treatment capacity of the facility;
(4) a facility for the storage of farm products or livestock waste part of a “raising site” or located on a “spreading site” within the meaning of the Agricultural Operations Regulation (chapter Q-2, r. 26);
(5) a facility for the storage of residual organic materials part of a raising site or located on a spreading site where both of the following conditions are met:(a) the storage capacity authorized for the site concerned is equal to or less than 4,000 m3;
(b) the residual organic materials stored are intended solely for agricultural spreading;
(6) a facility for the treatment of sludge by biomethanation operated as part of the operation of municipal wastewater treatment works where only the reclamation of the sludge generated by the works is authorized at the facility.