MCL - Article III § 8
CONSTITUTION OF MICHIGAN OF 1963
§ 8 Opinions on constitutionality by supreme court.
Sec. 8.
Either house of the legislature or the governor may request the opinion of the supreme court on important questions of law upon solemn occasions as to the constitutionality of legislation after it has been enacted into law but before its effective date.
History: Const. 1963, Art. III, § 8, Eff. Jan. 1, 1964