Mich. Comp. Laws § 45.506
Compensation for each charter commissioner shall not exceed $65.00 per day for a total of 90 meetings. Compensation shall not be paid for more than 1 meeting per day. The county board of commissioners shall provide, if necessary, a county appropriation sufficient to defray the cost of suitable office and meeting space; materials; supplies; personnel; the printing and distribution of documents, journals and records of proceedings; the dissemination of information about the proposed charter; and all other expenses necessary to permit the uninterrupted and orderly completion of the duties of the commission. The county board of commissioners shall also provide, if necessary, a sufficient appropriation to defray the cost of elections and compensation of the members of the charter commission.
MCL 45.506