2025 House Bill 4309 / 2026 Public Act 45

Health occupations: physician's assistants; physician's assistants licensure compact; provide for.

An act to amend 1978 PA 368, entitled “An act to protect and promote the public health; to codify, revise, consolidate, classify, and add to the laws relating to public health; to provide for the prevention and control of diseases and disabilities; to provide for the classification, administration, regulation, financing, and maintenance of personal, environmental, and other health services and activities; to create or continue, and prescribe the powers and duties of, departments, boards, commissions, councils, committees, task forces, and other agencies; to prescribe the powers and duties of governmental entities and officials; to regulate occupations, facilities, and agencies affecting the public health; to regulate health maintenance organizations and certain third party administrators and insurers; to provide for the imposition of a regulatory fee; to provide for the levy of taxes against certain health facilities or agencies; to promote the efficient and economical delivery of health care services, to provide for the appropriate utilization of health care facilities and services, and to provide for the closure of hospitals or consolidation of hospitals or services; to provide for the collection and use of data and information; to provide for the transfer of property; to provide certain immunity from liability; to regulate and prohibit the sale and offering for sale of drug paraphernalia under certain circumstances; to provide for the implementation of federal law; to provide for penalties and remedies; to provide for sanctions for violations of this act and local ordinances; to provide for an appropriation and supplements; to repeal certain acts and parts of acts; to repeal certain parts of this act; and to repeal certain parts of this act on specific dates,” by amending sections 16337 and 18001 (MCL 333.16337 and 333.18001), section 16337 as amended by 2006 PA 161 and section 18001 as amended by 2018 PA 355, and by adding sections 16187d, 17011b, 17061a, 17511b, and 18011b.

AI Analysis – Experimental

House Bill No. 4309 establishes the PA Licensure Compact to facilitate the interstate practice of physician assistants, enhancing license portability and access to medical services across participating states.

Introduced in the House

March 27, 2025

Introduced by Rep. David Prestin (R-108) and 18 co-sponsors

Co-sponsored by Reps. Karl Bohnak (R-109), Greg Markkanen (R-110), John Roth (R-104), Joseph Fox (R-101), Timothy Beson (R-96), Nancy DeBoer (R-86), Kristian Grant (D-82), Bradley Slagh (R-85), Gina Johnsen (R-78), Parker Fairbairn (R-107), David Martin (R-68), Brian BeGole (R-71), Gregory Alexander (R-98), Carol Glanville (D-84), Julie Brixie (D-73), Matt Longjohn (D-40), Kathy Schmaltz (R-46) and Curtis VanderWall (R-102)

Referred to the Committee on Health Policy

April 23, 2025

Reported with substitute H-1

Referred to the Committee on Rules

May 8, 2025

Reported with substitute H-1

May 13, 2025

Substitute H-1 concurred in by voice vote

Passed in the House 103 to 3 (details)

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

The motion prevailed by voice vote

Received in the Senate

May 15, 2025

Referred to the Committee on Health Policy

Nov. 12, 2025

Reported without amendment

Nov. 13, 2025

Referred to the Committee of the Whole

July 2, 2026

Reported with substitute S-2

Substitute S-2 concurred in by voice vote

July 3, 2026

Passed in the Senate 35 to 1 (details)

Motion to give immediate effect by Sen. Sam Singh (D-28)

The motion prevailed by voice vote

Received in the House

July 3, 2026

Substitute S-2 concurred in 104 to 2 (details)

Signed by Gov. Gretchen Whitmer

July 22, 2026