Department of Buildings
Energy audits and retro-commissioning (Local Law 87)
Covered buildings file an energy audit and retro-commissioning report once every ten years, in the year set by the last digit of the tax block.
The clock
When it comes due
- Once every ten years, by December 31
- 2026: blocks ending in 6. 2027: blocks ending in 7. 2028: blocks ending in 8
Finder
Find your audit year
Tap the last digit of your tax block number.
Your audit year and due date will show here.
The block number is the middle part of the borough-block-lot (BBL) number on your property tax bill. Or look up your building and Stoop finds it for you. Energy audits apply to buildings on the Covered Buildings List.
- Who it applies to
- Buildings on the City’s Covered Buildings List
- When
- Once every ten years, by December 31 of the year whose last digit matches the last digit of the building’s tax block. Blocks ending in 7 file in 2027; blocks ending in 8, in 2028
- Who does it
- A New York State registered architect or licensed professional engineer, or a DOB-registered energy auditor or retro-commissioning agent with approved training. The Energy Efficiency Report (EER) is filed with the City
- What happens next
- Not filing by December 31 is a Class 2 violation with a $3,000 penalty for the first year, and $5,000 more for each year after that
What Stoop does
- Reads your tax block and puts your audit year on the calendar
- A reminder well ahead of December 31
- Points you to qualified energy auditors, and records who you chose
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