Sec. 9. The Michigan coordinate system of 1927 shall not be used after December 31, 1989. The Michigan coordinate system of 1983 shall be the sole system used after December 31, 1989.
Mich. Comp. Laws § 54.239
Sole system after December 31, 1989
1964, Act 9, Eff
Official source: Michigan Legislature. Reproduced from public-domain Michigan statutes; confirm against the official source for the current text. Not legal advice.