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Code of Massachusetts Regulations
Department 225 CMR - DEPARTMENT OF ENERGY RESOURCES
Title 225 CMR 23.00 - Massachusetts Front-end Amendments to the International Energy Conservation Code 2021 Massachusetts Stretch Energy Code - 2023 Commercial Amendments to IECC2021
Chapter 4 - [CE] COMMERCIAL ENERGY EFFICIENCY
Chapter 4 - [CE] COMMERCIAL ENERGY EFFICIENCY
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Section C401 - GENERAL