Local Law Compliance

Local Law 87 (LL87)

What is Local Law 87?

Local Law 87 (LL87) is 1 of 4 laws that constitute New York City’s Greener, Greater Buildings Plan (GGBP) to improve the energy efficiency and carbon footprint of New York City’s existing building stock.

Who Needs to Comply with LL87?

  • All commercial and residential buildings over 50,000 square feet

  • Two or more buildings together on the same tax lot that exceed 100,000 square feet

What Is Required to Comply with LL87?

LL87 requires property owners to utilize an accredited engineer to complete an initial ASHRAE Level 2 Energy Audit and Retro-Commissioning Analysis (the results of which are to be supplied in an Energy Efficiency Report) of their base building systems (see deadlines for initial report below), with subsequent audits due every 10 years.


LL87 Due Dates

To avoid being assessed penalties for non-compliance, please reference the deadlines below.

Last Digit in Block Number3456789101112
Compliance Deadline:2013201420152016201720182019202020212022

Online Resources

Click below for a detailed overview of the Greener, Greater Buildings Plan Overview (GGBP)

Greener, Greater Buildings Plan

Click below for the latest list of New York City buildings covered by LL87

LL87 Covered Buildings List

Interested in Learning More?