Marriage Equality USA

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Ballot Initiatives - Passed

Michigan Marriage Initiative

Purpose of Ballot Measure: An initiated constitutional amendment to define marriage as the union of one man and one woman
Date Passed: 2 November 2004


  • The Michigan Marriage Initiative, also known as Proposal 2, was on the November 2004 ballot in Michigan as an initiated constitutional amendment, where it was approved. The measure stated that the union of one man and one woman in marriage would be the only agreement recognized as a marriage or similar union for any purpose.
  • 21 March 2014 U.S. District Judge Bernard Friedman ruled that Michigan's ban on marriage equality is unconstitutional, which would nullify this measure/the amendment, however, his ruling is stayed pending appeal

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