Sec. 5.
This act is hereby declared to be in the interest of public policy and no contract nullifying the provisions hereof shall be valid.
History: 1919, Act 391, Eff. Aug. 14, 1919 ;-- CL 1929, 4800 ;-- Am. 1933, Act 218, Eff. Oct. 17, 1933 ;-- Am. 1937, Act 208, Imd. Eff. July 21, 1937 ;-- CL 1948, 256.545