MCL - Article I § 10
CONSTITUTION OF MICHIGAN OF 1963
§ 10 Attainder; ex post facto laws; impairment of contracts.
Sec. 10.
No bill of attainder, ex post facto law or law impairing the obligation of contract shall be enacted.
History: Const. 1963, Art. I, § 10, Eff. Jan. 1, 1964
Former Constitution: See Const. 1908, Art. II, § 9.