2025 Senate Bill 616 / 2026 Public Act 49

Civil procedure: civil actions; civil actions against certain opioid litigation settlement defendants; prohibit.

An act to amend 2022 PA 85, entitled “An act to prohibit the commencement of civil actions relating to opioids by certain governmental officers and entities,” by amending sections 2 and 3 (MCL 691.1672 and 691.1673), as amended by 2023 PA 228.

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Senate Bill No. 616 updates Michigan's opioid litigation law by adding new settlement definitions and prohibiting local governments from pursuing claims against additional pharmaceutical companies after specified dates, thereby centralizing and streamlining opioid-related legal actions.

Introduced in the Senate

Oct. 22, 2025

Introduced by Sen. Sylvia Santana (D-2)

Referred to the Committee on Civil Rights, Judiciary, and Public Safety

Nov. 13, 2025

Reported without amendment

Dec. 2, 2025

Referred to the Committee of the Whole

Reported without amendment

Passed in the Senate 36 to 1 (details)

Received in the House

Dec. 2, 2025

Referred to the Committee on Judiciary

April 15, 2026

Reported without amendment

July 3, 2026

Passed in the House 102 to 6 (details)

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

The motion prevailed by voice vote

Received in the Senate

July 3, 2026

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

The motion prevailed by voice vote

Signed by Gov. Gretchen Whitmer

July 23, 2026