Mich. Comp. Laws § 21.172
Conditional effective date.
Section 2.
This act shall not take effect unless the following House Bills of the 81st Legislature are enacted into law:
House Bill No. 4556 (request no. 00855'81).
House Bill No. 5609 (request no. 04406'81 a*).
History: 1982, Act 249, Imd. Eff. Sept. 29, 1982