Urban Green Council - Decarbonizing Buildings in New York

Local Law 97

NYC’s groundbreaking climate legislation sets carbon emissions caps for large buildings that began in 2024.

Explore our NYC building data hub

Learn more about NYC's buildings and their energy use in this interactive data hub.

We educate building professionals

We train people who design, construct and operate buildings locally and nationally.

Building Tomorrow: Conversations with Climate Solvers

Building Tomorrow demystifies complex ideas about buildings, and introduces you to the people doing the work!

Upcoming events

Crushing the Code NYC: Residential Envelope

November 10, 2025

In this 2.5-hour, online training, students will examine the ingredients for a code compliant building envelope and how they are incorporated into the 2020 NYCECC residential provisions.

Crushing the Code NYC: Residential Building Systems

November 11, 2025

This 1.5-hour, online training prepares building and design professionals in NYC to comply with the residential mechanical, hot water, and lighting requirements in the 2020 NYCECC.

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Recent publications

Post-pandemic shifts in building energy use

The NYC office is back, but energy use isn't. Read our analysis to learn more about the lasting changes in NYC's energy use trends since the COVID-19 pandemic.