DOER Regulations

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Massachusetts Building Energy Codes

Information about the current Massachusetts building energy codes

Large Building Energy Reporting Policy

The Commonwealth's policy requiring disclosure of energy information for large buildings

Municipal Fossil Fuel Free Building Demonstration Project

DOER demonstration project enabling cities and towns to adopt and amend general or zoning ordinances or by-laws to require new building construction or major renovation projects to be fossil fuel-free.

Residential Conservation Services (RCS)

Regulations & Statutes governing residential energy efficiency programs in Massachusetts