HB 4160 of 2025 Posted on September 19, 2025 by mick.mcdonald Administrative procedure: rules; adoption of rules by state agencies more stringent than federal regulations; prohibit. Amends secs. 32 & 45 of 1969 PA 306 (MCL 24.232 & 24.245). Last Action: 9/18/2025 – referred to second reading