Main Content Act 22 of 1971 friendly link Printer Friendly bills affecting index and updates Search within this Statute for BLOOD DONATIONSAct 22 of 1971AN ACT prescribing the age at which persons may donate their blood. History: 1971, Act 22, Imd. Eff. May 13, 1971 © 2017 Legislative Council, State of MichiganThe People of the State of Michigan enact: DocumentTypeDescription Section 722.41SectionRepealed. 2010, Act 382, Imd. Eff. Dec. 22, 2010.