Category: Local Law 84/09


New York City's Local Law 84/09 requires owners of mid-sized and large buildings to annually measure their energy and water consumption in a process called benchmarking.

Deadlines Extended for NYC Benchmarking Law (LL84 and LL133)

September 5th, 2018 by

The New York City Department of Buildings (DOB) has announced that the 2018 Benchmarking (Local Laws 84/09 and 133/16) compliance deadlines for the 2017 calendar year have been extended.

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NYC Benchmarking: Law Now in Effect for Buildings 25,000 SF and Larger

NYC Benchmarking: Law Now in Effect for Buildings 25,000 SF and Larger *UPDATE

March 1st, 2018 by

NYC BENCHMARKING LAW Since 2011, New York City's Local Law 84/09 has required owners of large buildings — single buildings larger than 50,000 SF, or groups of buildings on a single lot larger than 100,000 SF — to annually measure their energy...

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NYC Benchmarking: Law Now in Effect for Buildings 25,000 SF and Larger

NYC Benchmarking: Law Now in Effect for Buildings 25,000 SF and Larger

June 29th, 2017 by

NYC BENCHMARKING LAW Since 2011, New York City's Local Law 84/09 has required owners of large buildings — single buildings larger than 50,000 SF, or groups of buildings on a single lot larger than 100,000 SF — to annually measure their energy...

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Local Law 84/09 Benchmarking Building

NYC Local Law 84/09  Benchmarking Reports Due May 1

March 15th, 2016 by

*Update! (May 3, 2016) Because of various delays outside the City's control, the official 2016 reporting deadline for benchmarking under Local Law 84 of 2009 has been extended from May 1 to May 31, 2016. As a reminder, New York City's benchmarking...

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