2026 House Bill 5537

Crimes: controlled substances; production and sale of kratom; prohibit.

A bill to amend 1931 PA 328, entitled “The Michigan penal code,” (MCL 750.1 to 750.568) by adding section 473a.

AI Analysis – Experimental

House Bill No. 5537 amends Michigan law to prohibit the cultivation, synthesis, and sale of kratom and its synthetic variants, establishing misdemeanor penalties with heightened consequences for sales to minors, and takes effect 90 days after enactment.

Introduced in the House

Feb. 19, 2026

Introduced by Rep. Cameron Cavitt (R-106) and 29 co-sponsors

Co-sponsored by Reps. Joseph Aragona (R-60), Parker Fairbairn (R-107), Alicia St. Germaine (R-62), Mike McFall (D-14), Tom Kunse (R-100), Donni Steele (R-54), Bradley Slagh (R-85), Mike Harris (R-52), Jamie Thompson (R-28), John Roth (R-104), Brian BeGole (R-71), Jason Woolford (R-50), Mike Hoadley (R-99), Doug Wozniak (R-59), Denise Mentzer (D-61), Luke Meerman (R-89), Steve Frisbie (R-44), Thomas Kuhn (R-57), Gina Johnsen (R-78), Greg Markkanen (R-110), Brad Paquette (R-37), Gregory Alexander (R-98), Jennifer Wortz (R-35), David Martin (R-68), Ken Borton (R-105), Mark Tisdel (R-55), Jay DeBoyer (R-63), Matt Maddock (R-51) and Phil Green (R-67)

Referred to the Committee on Regulatory Reform

March 18, 2026

Discharged from committee

Substitute H-1 offered by Rep. Phil Green (R-67)

The substitute passed by voice vote

Passed in the House 56 to 48 (details)

Motion to give immediate effect by Rep. Bryan Posthumus (R-90)

The motion prevailed by voice vote

Received in the Senate

March 24, 2026

Referred to the Committee on Government Operations