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H 2450

An Act to protect Massachusetts public health from PFAS

194th Legislature (2025-2026) Introduced by Jim Arciero and 90 co-sponsors

Regulates PFAS chemical contamination in Massachusetts to reduce environmental and health risks from industrial and consumer product exposure sources.

Accompanied a new draft, see H4870
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Bill Summary · H 2450

Legislative bill overview

H 2450 seeks to protect Massachusetts public health by regulating Per- and Polyfluoroalkyl Substances (PFAS), a class of synthetic chemicals widely used in industrial applications and consumer products. The bill addresses contamination concerns related to PFAS, which have been found in drinking water supplies, groundwater, and food products across the state.

Why is this important

PFAS chemicals are persistent environmental contaminants that accumulate in human blood and tissue, with emerging scientific evidence linking exposure to health risks including liver damage, thyroid disease, and immune system suppression. Massachusetts has documented PFAS contamination in multiple municipal water systems and military installations, making regulatory action a public health priority affecting tens of thousands of residents.

Potential points of contention

  • Regulatory scope and cost: Defining PFAS standards and implementation timelines could impose significant compliance costs on manufacturers, water utilities, and waste management facilities, potentially raising consumer prices for water and products
  • Scientific uncertainty: While PFAS health risks are documented, setting specific exposure limits involves scientific debate about safe thresholds, which could lead to either insufficient protection or economically burdensome over-regulation
  • Interstate commerce impacts: Massachusetts regulations may disadvantage in-state manufacturers competing with companies in less-regulated states, or require supply chain restructuring for businesses using PFAS-containing materials

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

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