Mich. Comp. Laws § Article IV § 15: Legislative council.

Sec. 15.

There shall be a bi-partisan legislative council consisting of legislators appointed in the manner prescribed by law. The legislature shall appropriate funds for the council's operations and provide for its staff which shall maintain bill drafting, research and other services for the members of the legislature. The council shall periodically examine and recommend to the legislature revision of the various laws of the state.