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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: 6301 12 AVENUE BROOKLYN BIN: 3345686    Block: 5739    Lot: 1
NUMBER TYPE FILE DATE
A 11608-23 ALTERATION 00/00/1923
A 14325-23 ALTERATION 00/00/1923
ALT 3471-16CBL ALTERATION 00/00/1916
ALT 4713-16 ALTERATION 00/00/1916
ALT 5993-21 ALTERATION 00/00/1921
ALT 9437-21 ALTERATION 00/00/1921
ALT 2404-23 ALTERATION 00/00/1923
ALT 4809-23 ALTERATION 00/00/1923
ALT 6063-26 ALTERATION 00/00/1926
ALT 8284-26 ALTERATION 00/00/1926
ALT 10230-32 ALTERATION 00/00/1932
ALT 7906-32 ALTERATION 00/00/1932
ALT 418-45 ALTERATION 00/00/1945
ALT 621-72(63016323) ALTERATION 00/00/1972
ALT 1267-82(6301-6323) ALTERATION 00/00/1982
BN 2028-49(6301) BUILDING NOTICE 00/00/1949
BN 402-83(6301-6323) BUILDING NOTICE 00/00/1983
BN 2376-89 BUILDING NOTICE 10/10/1989
C/O 112490-45 (PDF) 00/00/1945
C/O 200006-68 (PDF) 00/00/1968
C/O 209649-73 (PDF) 00/00/1973
CO 223661-85 (PDF) CERTIFICATE OF OCCUPANCY 01/29/1985
DP* 360-89 DEMOLITION PERMIT SIGNED OFF 10/10/1989
EBN 672/13/SEE B00959974 ELEVATOR BUILDING NOTICE 03/09/2017
ELEV 465-1917* ELEVATOR 00/00/1917


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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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