P-42, r. 10.1 - Regulation respecting the safety and welfare of cats and dogs

Full text
34. The following animals must be kept separate:
(1)  incompatible animals;
(2)  aggressive animals; and
(3)  a female in heat and a non-castrated male of breeding age.
Despite the foregoing, the owner or custodian of an animal may keep a female in heat and a non-castrated male of breeding age together solely for the time required for them to mate.
O.C. 1188-2011, s. 34.