P-29, r. 1 - Regulation respecting food

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10.3.2.3. Freshwater products processing operations, except those requiring heat, smoking, salting or drying, must be carried out in such way that the internal temperature of the products does not exceed 4ºC.
Notwithstanding the first paragraph, freshwater products received alive may be processed while their internal temperature is progressively lowered to a level not exceeding 4ºC.
O.C. 1305-93, s. 28.