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H 463

An Act to raise awareness of carbon dioxide emissions at gas stations

194th Legislature (2025-2026) Introduced by Lindsay Sabadosa

Massachusetts requires gas stations to display carbon dioxide emissions information at fuel pumps to increase consumer awareness of gasoline's environmental impact.

Hearing scheduled for 10/20/2025 from 10:00 AM-01:00 PM in A-2
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Bill Summary · H 463

Legislative bill overview

H 463 requires gas stations in Massachusetts to display information raising public awareness about carbon dioxide emissions from gasoline combustion. The bill mandates signage or labeling at fuel pumps to inform consumers of the environmental impact of their fuel purchases.

Why is this important

This bill addresses a significant gap in consumer information: most people understand that burning gasoline produces emissions, but few grasp the quantified environmental impact of their individual purchases. Making this information visible at the point of purchase could influence consumer behavior, support climate goals, and increase public understanding of transportation's role in emissions.

Potential points of contention

  • Business compliance costs: Gas stations would bear expenses for designing, producing, and installing new signage across all pumps, which they may pass to consumers
  • Effectiveness questions: Critics may argue awareness campaigns alone have limited impact on fuel consumption without pricing mechanisms or alternative fuel infrastructure
  • Regulatory specificity gaps: The bill's current language doesn't specify exact messaging, emissions calculations, update frequency, or enforcement mechanisms, leaving implementation details unclear

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

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