Michigan Compiled Laws, Chapter 257. Motor Vehicles § 257.301

Sec. 301. (1) Except as provided in this act, an individual shall not drive a motor vehicle on a highway in this state unless that individual has a valid operator's or chauffeur's license with the appropriate group designation and indorsements for the type or class of vehicle being driven or towed. A resident of this state holding a commercial driver license group indorsement issued by another state shall apply for a license transfer within 30 days after establishing domicile in this state.

(2) An individual shall not receive a license to operate a motor vehicle until that individual surrenders to the secretary of state all valid licenses to operate a motor vehicle issued to that individual by this or any state or certifies that he or she does not possess a valid license. The secretary of state shall notify the issuing state that the licensee is now licensed in this state.

(3) An individual shall not have more than 1 valid driver license.

(4) An individual shall not drive a motor vehicle as a chauffeur unless that individual holds a valid chauffeur's license. An individual shall not receive a chauffeur's license until that individual surrenders to the secretary of state a valid operator's or chauffeur's license issued to that individual by this or any state or certifies that he or she does not possess a valid license.

(5) An individual holding a valid chauffeur's license need not procure an operator's license.

(6) An operator's or chauffeur's license that expires on or after March 1, 2020 is valid until March 31, 2021.An operator's or chauffeur's license that expires after March 31, 2021 but before August 1, 2021 is valid until 120 days after the date of the expiration.