Reaching 80 x 50 in New York City

NYC’s Greener, Greater Buildings Plan

  • Local Law 84 (LL84), which requires private buildings over 25,000 ft2 (modified by Local Law 133 from 50,000 ft2) and public sector buildings over 10,000 ft2 to report their energy and water consumption each year.
  • Local Law 87 (LL87), which mandates that buildings over 50,000 gross square feet undergo periodic energy audit and retro-commissioning measures.
  • Local Law 97 (LL 97), which places carbon caps on buildings, is a commitment to achieving an overall reduction in greenhouse gas emissions of 80 percent by 2050 compared to 2005 levels.

Data & Methodology


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Next Steps




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