Mich. Comp. Laws § 129.299

Sec. 9. If a scrutinized company does business with the government of Iran and the fiduciary is subject to the divestment provisions of section 13d of the public employee retirement system investment act, 1965 PA 314, MCL 38.1133d, for that period of time the fiduciary shall follow the divestment criteria contained in section 13d of the public employee retirement system investment act, 1965 PA 314, MCL 38.1133d, and not the divestment provisions of this act.