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SB 605

Environmental protection: cleanups; cleanup standards; require. Amends secs, 20101, 20107a, 20112a, 20114, 20114b, 20114c, 20114d, 20114e, 20114g, 20126 & 20126a of 1994 PA 451 (MCL 324.20101 et seq.) & repeals sec. 20114a of 1994 PA 451 (MCL 324.20114a).

2023-2024 Regular Session Introduced by Rosemary Bayer and 8 co-sponsors

Michigan bill modifies environmental cleanup standards and liability rules for contaminated sites to alter remediation requirements and potentially reduce cleanup costs or broaden responsibility.

referred to Committee on Government Operations
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Bill Summary · SB 605

Legislative bill overview

SB 605 amends Michigan's Part 201 environmental cleanup law by modifying cleanup standards, remediation requirements, and liability protections for contaminated sites. The bill repeals one section and revises seven others governing how environmental cleanups are conducted, who is responsible, and what standards must be met.

Why is this important

Contaminated industrial sites and brownfields represent significant public health and economic barriers in many Michigan communities. How cleanup standards are set and enforced directly affects the cost of remediation, timeline for redevelopment, and whether sites pose ongoing risks to residents and groundwater.

Potential points of contention

  • Cleanup standard changes: Modifications to remediation benchmarks could either strengthen environmental protection or reduce compliance costs depending on the direction of changes—industry may resist stricter standards while environmental advocates may oppose weakening them
  • Liability framework shifts: Alterations to liability protections (through repeal of section 20114a) could expand or limit responsibility for responsible parties, affecting cleanup funding mechanisms and cost-sharing arrangements
  • Implementation complexity: Changes across multiple regulatory sections create coordination challenges and may create gaps or overlaps in enforcement authority and responsibility clarification

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

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