Michigan Compiled Laws, Chapter 324. Natural Resources and Environmental Protection § 324.43533

Sec. 43533.(1) A resident or nonresident may purchase a 24-hour fishing license entitling that individual to take, for a designated 24-hour period, and possess all aquatic species as prescribed by law. The fee for a 24-hour fishing license is $10.00 per designated consecutive 24-hour period.

(2) A resident or nonresident may purchase a 72-hour fishing license entitling that individual to take, for a designated 72-hour period, and possess all aquatic species as prescribed by law. The fee for a 72-hour fishing license is $30.00 per designated consecutive 72-hour period.

(3) Not later than March 1, 2018, the department shall develop an electronic license that allows an individual to display an electronic copy of his or her 24-hour or 72-hour fishing license using an electronic device.