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Elevator violations for failure to file Periodic, Category 1, Category 5 and Affirmation of Correction issued in August 2023 or later are only available in DOB NOW: Safety. Search the DOB NOW public portal for these records.
Boiler violations for failure to file internal and external inspection reports and affirmation of correction issued in November 2023 or later are only available in DOB NOW: Safety. Search the DOB NOW public portal for these records.
Benchmark and AEUHAZ violations for failure to file an acceptable Certificate of Correction (COC) for a Class 1 summons issued in December 2025 or later are only available in DOB NOW: Safety. Search the DOB NOW public portal for these records.
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Premises: 424 51 STREET BROOKLYN BIN: 3013542    Block: 799    Lot: 15
NUMBER TYPE FILE DATE
ALT 621CANBYLIMIT-012128 ALTERATION 00/00/1928
ALT 742WINDOW-011828 ALTERATION 00/00/1928
ALT 1498-051360 ALTERATION 00/00/1960
ALT 671-424-051073 ALTERATION 00/00/1973
ALTA 1498-60 00/00/1960
ALTA 671-73SUPERSEDES175018 00/00/1973
BN 3591-102759 BUILDING NOTICE 00/00/1959
BN 469-424-030862 BUILDING NOTICE 00/00/1962
BN 6388-020567 BUILDING NOTICE 00/00/1967
CERT 175018-042661 (PDF) CERTIFICATE OF OCCUPANCY 00/00/1961
CERT 209523-080373 (PDF) CERTIFICATE OF OCCUPANCY 00/00/1973
SPR 599-030659 SPRINKLERS 00/00/1959
SPRI 3154-050541 00/00/1941
UNK 1-29-29 UNKNOWN 00/00/1929


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If you have any questions please review these Frequently Asked Questions, the Glossary, or call the 311 Citizen Service Center by dialing 311 or (212) NEW YORK outside of New York City.

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