P-42, r. 10.1 - Regulation respecting the safety and welfare of cats and dogs
39. Females giving birth and females nursing a litter must be kept separate from other animals for one month following the birth of the litter, in a cage or enclosure in which
(1) a portion of the floor accessible to litter is full;
(2) the spacing between the bars is close enough to prevent kittens or puppies from escaping or from causing themselves harm.