Section 551.51 - Age of consent; effect of act on powers of probate judge(1) A marriage in this state shall not be contracted by an individual who is under 18 years of age. A marriage, if entered into in this state by an individual under 18 years of age, is void. (2) This section applies to a marriage entered into on or after the effective date of the amendatory act that added this subsection.Amended by 2023, Act 71,s 1, eff. 9/19/2023.1921, Act 352, Imd. Eff. 5/18/1921 ;--CL 1929, 12704 ;--CL 1948, 551.51 ;--Am. 1983, Act 198, Imd. Eff. 11/7/1983.