All primary enclosures for animals shall conform to the following requirements.
(A) Primary enclosures shall be constructed and maintained in good repair to protect the animals from injury and to contain them.
(B) Primary enclosures shall be constructed and maintained so as to enable the animals to remain dry and clean.
(1) Primary enclosures shall have floors of either solid construction with an impermeable surface or wire mesh with spaces between the wire mesh smaller than the pads of the animals confined therein and of a sufficient thickness to support the weight of each animal without bending.
(2) Primary enclosures must, at all times, provide litter pans, containing litter, for kittens and cats.
(C) Primary enclosures shall be constructed and maintained so as to provide sufficient space to allow each species of animal to turn about freely and to stand, sit and lie in a normal position.
(D) Each animal housed in a primary enclosure shall be provided a minimum square footage of floor space equal to the mathematical square of the sum of the length of the animal in inches as measured from the tip of its nose to the base of its tail, plus six inches, expressed in square feet (for example, a dog 30 inches long, plus 6 inches equals 36 inches, square = 36 inches by 36 inches, or 3 feet by 3 feet = 9 square feet).
(E) Primary enclosures and parts thereof shall be constructed of durable materials capable of being easily and properly cleaned and disinfected.
(F) Primary enclosures in the groom shop must be located in such a way as to:
(1) Provide for their maximum comfort and to satisfy their known and established needs;
(2) Provide protection from extreme environmental changes;
(3) Prevent undue direct or disturbing physical contact with the general public;
(4) Protect from excessive heat caused by exposure to the sun; and
