H3523

Relative to the electrification of new and substantially remodeled or rehabilitated

Introduced·2/27/25
Introduced Text

Massachusetts H3523 mandates electrification of new and substantially remodeled buildings, aiming for net zero CO2e emissions by 2050 for biolabs and.

Massachusetts H3523 requires newly constructed or substantially remodeled buildings, including biolabs and hospitals, to use electricity instead of fossil fuels for heating, cooling, cooking, and clothes drying. Biolabs and hospitals must achieve net zero CO2e emissions by 2050, with specific emission targets set for each decade leading up to that date. The Department of Public Utilities must develop a plan for a just transition to a low-carbon economy for gas utility workers.

Included in complete analysis

  • Overview
  • Core Provisions
  • Implementation
  • Impact
  • Legal Framework
  • Critical Issues

See what it does, who it affects, and the critical issues in plain language. Free, 30 seconds.

Where it stands

Current
In committee
Next
Committee decision

Sponsors

D
1
0
Democratic CaucusRepublican Caucus

Calendar

Sep 25, 2025

1:00 PM

Joint Committee on Telecommunications, Utilities and Energy Hearing

Sep 25, 2025

1:00 PM

Joint Committee on Telecommunications, Utilities and Energy Hearing

History

Apr 6

House

Accompanied a study order, see H5323

Dec 4, 2025

House

Reporting date extended to Wednesday, March 18, 2026

Sep 25, 2025

Joint

Hearing rescheduled to 09/25/2025 from 01:00 PM-04:30 PM in A-1 and Virtual Hearing updated to New End Time