Mich. Comp. Laws § 324.70304
The department shall not make a commitment or enter into an agreement pursuant to an exercise of authority under this part until the legislature has appropriated sufficient funds to it for meeting the state's share, if any, of project costs. It is the legislative intent that, to the extent necessary to assure the proper operation and maintenance of areas and facilities acquired or developed pursuant to any program participated in by this state under this part, those areas and facilities shall be publicly maintained for outdoor recreation purposes. The department may enter into and administer agreements with the United States or any appropriate agency of the United States for planning, acquisition, and development projects involving participating federal-aid funds on behalf of any subdivision of this state, if the subdivision gives necessary assurances to the department that it has available sufficient funds to meet its share, if any, of the cost of the project and that the acquired or developed areas will be operated and maintained at the subdivision's expense for public outdoor recreation use.
MCL 324.70304