Mich. Comp. Laws § 287.269: Dog license; contents.

Sec. 9.

Each dog license issued under this act shall display all of the following:

An expiration date. Subject to section 6(4), the expiration date for a license issued under section 6(2) or 6(3)(b) shall be 1 year after the date on or before which the license was required to be obtained under section 6, and for a license issued under section 6(3)(a) or 6(3)(c) shall be 1 year or 3 years after that date. Subject to section 6(4), the expiration date of a license issued under section 6(3)(d), (e), or (f) shall be the earlier of the following:

One year or 3 years, as applicable, after the date on which the license was required to be obtained.

The expiration date of the dog's rabies vaccination.

A serial number corresponding to the number on the metal tag furnished to the owner.

The name of the county issuing the license.

A full description of the dog licensed.