Mich. Comp. Laws § 333.29603

Sec. 603. (1) If a grower violates or is suspected of violating section 602(a), (b), (c), or (e), the department shall investigate and may suspend the grower's registration for not more than 60 days. (2) If the department suspends a registration under this section, the department shall notify the grower in writing that the registration is suspended. (3) If a registration is suspended under this section, the grower shall not harvest or remove industrial hemp from the location where the industrial hemp was located at the time the department issued the notice of suspension, except as authorized in writing by the department.