2026 House Bill 5551

Occupations: plumbers; requirements for backflow prevention testing; modify.

A bill to amend 2016 PA 407, entitled “Skilled trades regulation act,” by amending section 1107 (MCL 339.6107).

AI Analysis – Experimental

House Bill No. 5551 amends Michigan's Skilled Trades Regulation Act to add an exemption allowing ASSE 5110-certified individuals to test backflow preventers and air admittance valves without a plumbing license, while maintaining existing licensing requirements and other exemptions for plumbing work.

Introduced in the House

Feb. 19, 2026

Introduced by Rep. Mark Tisdel (R-55)

Referred to the Committee on Regulatory Reform

April 30, 2026

Reported with substitute H-1

June 16, 2026

Substitute H-1 concurred in by voice vote

June 17, 2026

Passed in the House 58 to 49 (details)

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

The motion prevailed by voice vote

Received in the Senate

June 23, 2026

Referred to the Committee on Labor