Mich. Comp. Laws § 339.1114: Renewal of license; form; effect of failure to renew.

Sec. 1114.

A student instructor, barber, instructor, barbershop or barber college license shall be renewed by completing a form provided by the department on or before the date prescribed in rules promulgated by the department. A barber or instructor who fails to renew a license for 3 or more years shall be required by the board to complete the licensing examination.