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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: 309 WEST 91 STREET MANHATTAN BIN: 1034097    Block: 1251    Lot: 50
NUMBER TYPE FILE DATE
ALT 626-69 ALTERATION 00/00/0000
ALT 1278-87 ALTERATION 11/13/1987
BN 236-44 BUILDING NOTICE 00/00/0000
CO 068806-70 (PDF) CERTIFICATE OF OCCUPANCY 00/00/0000
CO 114545 (PDF) CERTIFICATE OF OCCUPANCY 04/03/1998
EA 940/94 ELEVATOR APPLICATION 00/00/0000
EA 980/94SO/052695#1427 ELEVATOR APPLICATION 12/19/1994
FO 847-38FP OIL BURNER APPLICATION 00/00/0000
PRS 459-64 PLUMBING REPAIR SLIP 00/00/0000
PRS 225-78 PLUMBING REPAIR SLIP 00/00/0000
SPR 261-40 SPRINKLERS 00/00/0000
SPR 3306-58 SPRINKLERS 00/00/0000
SR 4301-40 SPECIAL REPORT 00/00/0000
V* 080188ECBC02TZ01 DOB VIOLATION - CLOSED 00/00/1988
  CLOSURE DATE: 09/28/2011            
V* 111210JVIOS00197 DOB VIOLATION - DISMISSED 11/12/2010
V* 121311JVIOS00124 DOB VIOLATION - DISMISSED 12/13/2011
VEL* 080188C02TZ01 VIOLATION ECB LIEN DISMISSED 08/01/1988


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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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