Local Law 97 (LL97) is one of New York City's most ambitious pieces of legislation aimed at reducing greenhouse gas (GHG) emissions in the city's buildings.
Enacted as part of the Climate Mobilization Act, this law sets stringent carbon emission limits for large buildings, aiming to make New York City carbon neutral by 2050. Here's everything you need to know about LL97 and how it affects building owners in NYC.