Sec. 6.
This act shall apply only to goods or services which are received and for which a complete invoice is received by a principal executive department after September 30, 1984.
History: 1984, Act 279, Eff. Mar. 29, 1985
Compiler's Notes: Former MCL 17.51 to 17.57, pertaining to Michigan mined coal, was repealed by Act 256 of 1964.