Main Content Act 198 of 1939 friendly link printer friendly bills affecting mcl index link Search within this Statute for SEVENTH DAY OF THE WEEKAct 198 of 1939AN ACT declaring what shall constitute the seventh day of the week; and to declare the effect of this act. History: 1939, Act 198, Eff. Sept. 29, 1939 The People of the State of Michigan enact: DocumentTypeDescription Section 435.131SectionSeventh Day Adventists; application of Sunday laws.