Mich. Comp. Laws § 322.309: Unimproved lands; transfer of title; noncompliance, trespassing.

Sec. 9.

The fee of each and every parcel of the said lands shall be and remain in the state until patents shall issue for the same respectively, upon full payment as aforesaid; and in case of a non-compliance by the purchaser, his heirs or assigns, with the terms of the certificate as aforesaid, or with the provisions of law applicable thereto, any and all persons being or continuing in possession of any such lands after a failure to comply with the terms of the certificate as aforesaid, or with such provisions of law as aforesaid, without a written permission of the commissioner of the land office, shall be deemed and held to detain such lands forcibly, and without right, and to be trespassers thereon.