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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: 420 6 AVENUE BROOKLYN BIN: 3022130    Block: 1005    Lot: 42
NUMBER TYPE FILE DATE
ALT 1945-87 ALTERATION 10/04/1987
CO 222525 (PDF) CERTIFICATE OF OCCUPANCY 06/14/1984
CO 224787 (PDF) CERTIFICATE OF OCCUPANCY 09/23/1985
CO 228550 (PDF) CERTIFICATE OF OCCUPANCY 09/18/1987
CO 228690 (PDF) CERTIFICATE OF OCCUPANCY 10/22/1987
V* 082995LL629135003 DOB VIOLATION - DISMISSED 08/29/1995
V* 050498LL629116277 DOB VIOLATION - DISMISSED 05/04/1998
V* 020700LL629114356 DOB VIOLATION - DISMISSED 02/07/2000
VEC* ECB VIOLATION DISMISSED 05/05/2022


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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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