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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: 20 EAST 91 STREET MANHATTAN BIN: 1047005    Block: 1502    Lot: 59
NUMBER TYPE FILE DATE
ALT 345-51 ALTERATION 00/00/1951
ALT 1559-57 ALTERATION 00/00/1957
ALT 736-59 ALTERATION 00/00/1959
ALT 113-62P ALTERATION 00/00/1962
ALT 581-70P ALTERATION 00/00/1970
ALT 413-73 ALTERATION 00/00/1973
ALT 725-77 ALTERATION 00/00/1977
ALT 1702-85 ALTERATION 12/18/1985
BN 318-48E BUILDING NOTICE 00/00/1948
BN 2346-68P BUILDING NOTICE 00/00/1968
BN 5894-87 BUILDING NOTICE 00/00/1987
BN 5894-87E BUILDING NOTICE 00/00/1987
BN 6872-87 BUILDING NOTICE 08/06/1987
BN 5894-87 BUILDING NOTICE 07/08/1987
BN 893-90 BUILDING NOTICE 01/30/1990
CN 124-87 CRANE 00/00/1987
CN 71-87 CRANE 00/00/1987
CN 124-87 CRANE 04/16/1987
CN 71-87 CRANE 03/05/1987
CO 15664 (PDF) CERTIFICATE OF OCCUPANCY 00/00/0000
CO 39211 (PDF) CERTIFICATE OF OCCUPANCY 00/00/0000
CO 48665 (PDF) CERTIFICATE OF OCCUPANCY 00/00/0000
CO 51902 (PDF) CERTIFICATE OF OCCUPANCY 00/00/0000
CO 71953 (PDF) CERTIFICATE OF OCCUPANCY 00/00/0000
CO 093161 (PDF) CERTIFICATE OF OCCUPANCY 11/17/1988


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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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