A mandate passed in Washington state late last month illustrates how updates to existing building codes are increasingly at the center of fights over natural gas. Washington became the first state in ...

City officials hope the new codes will help New York preserve and reuse existing buildings by offering flexible compliance options. New York City has adopted the 2025 NYC Energy Conservation Code ...

New York City is aligning its building code to be more closely aligned with international model standards and state requirements. January 30, 2026 New York City has made a major change in its approach ...