P-29, r. 1 - Regulation respecting food

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11.2.3. Bovine, caprine and equine animals may be housed in the dairy barn provided they are housed in separate areas according to species. Ovine animals may also be housed in the dairy barn provided they are kept in premises separate from the areas housing the other species.
Despite the first paragraph and except during milking, cats and dogs may be allowed in the dairy barn.
O.C. 741-2008, s. 15.