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SB 391

Environmental protection: cleanups; cleanup standards; require. Amends secs. 20101, 20107a, 20112a, 20114, 20114b, 20114c, 20114d, 20114e, 20119, 20126, 20126a, 20137 & 20139 of 1994 PA 451 (MCL 324.20101 et seq.); adds secs. 20113a & 20139a & repeals secs. 20114a & 20114g of 1994 PA 451 (MCL 324.20114a & 324.20114g). TIE BAR WITH: SB 392'25, SB 385'25

2025-2026 Regular Session Introduced by Rosemary Bayer and 6 co-sponsors

SB 391 restructures Michigan's environmental cleanup standards and procedures, potentially altering remediation requirements and liability protections for contaminated sites statewide.

REFERRED TO COMMITTEE ON ENERGY AND ENVIRONMENT
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Bill Summary · SB 391

Legislative bill overview

SB 391 amends Michigan's Environmental Remediation Act by modifying cleanup standards, procedures, and requirements for contaminated sites. The bill restructures cleanup provisions, adds new standards sections, and repeals existing provisions related to environmental remediation oversight and liability protections.

Why is this important

Environmental cleanup standards directly affect how contaminated industrial sites, brownfields, and polluted properties are remediated across Michigan. These changes could impact the speed and cost of cleanups, influence whether properties can be reused for residential or commercial purposes, and determine liability for responsible parties—affecting both public health and real estate development.

Potential points of contention

  • Cleanup standards stringency: Whether amended standards require more protective cleanup levels (protecting human health more strictly) or allow less stringent remediation (reducing costs for developers/polluters but potentially leaving more contamination)
  • Liability and cost allocation: Changes to liability protections may shift financial responsibility between current property owners, previous polluters, developers, and the state—creating winners and losers among different stakeholder groups
  • Timeline and procedural impacts: Modifications to remediation procedures could accelerate or slow brownfield redevelopment projects, affecting economic development in different communities

Compiled from official sources — confirm details with the bill’s official record.

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