83-00 23 Avenue

If the building has a parapet facing a street, sidewalk or other public way, a competent person (such as a mason, engineer or architect) must observe it every year and the owner keeps the report for DOB on request. Detached one- and two-family homes are exempt. Agency page

Buildings over 50,000 sq ft file an Energy Efficiency Report every ten years, in the year whose last digit matches the last digit of the tax block (block 926). Agency page

Buildings over 25,000 sq ft (this lot shows 3,897,404 sq ft) report energy and water use for the prior calendar year through ENERGY STAR Portfolio Manager. The city's Covered Buildings List is the final word on which buildings must file. Agency page

Covered buildings file an annual greenhouse gas emissions report certified by a registered design professional. Buildings over their emissions limit owe penalties, so it pays to check early. Agency page