
Local Law 97
Local Law 97 (LL97) of 2019 mandates that buildings over 25,000 square feet must meet new energy efficiency and greenhouse gas emissions limits as of 2024, with stricter limits coming into effect in 2030.
Local Law 84
Local Law 84 (LL84) requires buildings over 25,000 square feet to annually report energy and water use through ENERGY STAR® Portfolio Manager. Data must be submitted by May 1.
Buildings over 50,000 sq. ft. must conduct an energy audit every 10 years to ensure efficiency, allow necessary tuning, and inform owners of potential energy projects (retro-commissioning).

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