2025 House Bill 4737

Corporate income tax: rate; incremental rollback of rate to 4.25%; provide for.

A bill to amend 1967 PA 281, entitled “Income tax act of 1967,” by amending section 623 (MCL 206.623), as amended by 2021 PA 135.

Official record

AI Analysis – Experimental

House Bill No. 4737 gradually reduces Michigan's corporate income tax rate from 6.0% to 4.25% over five years, with the final rate effective October 1, 2030, while maintaining existing tax base calculations.

Introduced in the House

July 15, 2025

Introduced by Rep. Steve Carra (R-36) and eight co-sponsors

Co-sponsored by Reps. Phil Green (R-67), Joseph Pavlov (R-64), James DeSana (R-29), Matt Maddock (R-51), Mike Hoadley (R-99), Joseph Fox (R-101), David Martin (R-68) and Josh Schriver (R-66)

Referred to the Committee on Finance