Mich. Comp. Laws § 287.271: Rules governing kennel dogs.

Sec. 11.

The licensee of a kennel shall, at all times, keep 1 of such tags attached to a collar on each dog 4 months old or over kept by him under a kennel license. No dog bearing a kennel tag shall be permitted to stray or be taken anywhere outside the limits of the kennel. This section does not prohibit the taking of dogs having a kennel license outside the limits of the kennel temporarily and in leash, nor does it prohibit the taking of such dogs out of the kennel temporarily for the purpose of hunting, breeding, trial or show.