Mich. Comp. Laws § 15.302
Direct or indirect interest in state contracts prohibited.
Sec. 2.
No member of the legislature, herein referred to as a "legislator", nor any state officer shall be interested directly or indirectly in any contract with the state or any political subdivision thereof which shall cause a substantial conflict of interest.
History: 1968, Act 318, Eff. Sept. 1, 1968