Michigan Compiled Laws, Chapter 41. Townships § 41.78

Sec. 78.(1) At the expense of the township, each township treasurer shall keep an accurate account of the receipts and expenditures of township money in a book or by electronic means which meets the uniform accounting requirements of the state treasurer. The account shall reflect the amount of money belonging to each of the several funds of the township and shall be delivered in a timely manner to the township treasurer's successor in office.

(2) Any document prepared, owned, used, in the possession of, or retained by the township treasurer in the performance of an official function shall be available to the public in compliance with the freedom of information act, 1976 PA 442, MCL 15.231 to 15.246.