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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: 657 CLASSON AVENUE BROOKLYN BIN: 3028012    Block: 1142    Lot: 3
NUMBER TYPE FILE DATE
ALT 4478-111254 ALTERATION 00/00/1911
ALT 966-90 ALTERATION 07/13/1990
ALTA 4478-54 00/00/1954
CERT 144226-061055 (PDF) CERTIFICATE OF OCCUPANCY 00/00/1906
CO 240413 (PDF) CERTIFICATE OF OCCUPANCY 11/19/1992
FEA 423-100834 00/00/1910
PD 1201-081523 00/00/1908
WORK 1239FE423-111334 00/00/1911
V* 060193LL629123480 DOB VIOLATION - DISMISSED 06/01/1993
V* 060194LL629123481 DOB VIOLATION - DISMISSED 06/01/1994


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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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