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| NYC Department of Buildings | ||
| Actions | ||
| 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: 520 WEST END AVENUE MANHATTAN | BIN: 1033128 Block: 1233 Lot: 1 | ||
| NUMBER | TYPE | FILE DATE | |
| ALT 2698-24 | ALTERATION | 00/00/1924 | |
| ALT 3055-36 | ALTERATION | 00/00/1936 | |
| ALT 3856-39 | ALTERATION | 00/00/1939 | |
| ALT 2220-41 | ALTERATION | 00/00/1941 | |
| ALT 1477-44 | ALTERATION | 00/00/1944 | |
| ALT 1191-85 | ALTERATION | 08/30/1985 | |
| ALT 778-85 | ALTERATION | 06/13/1985 | |
| ALT 1147-83 | ALTERATION | 07/29/1993 | |
| BN 3795-37 | BUILDING NOTICE | 00/00/1937 | |
| BN 4145-85 | BUILDING NOTICE | 06/03/1985 | |
| BN 4615-85 | BUILDING NOTICE | 06/14/1985 | |
| BN 6660-85 | BUILDING NOTICE | 08/21/1985 | |
| BN 347-87 | BUILDING NOTICE | 01/15/1987 | |
| CO 29151 | (PDF) | CERTIFICATE OF OCCUPANCY | 07/13/1942 |
| CO 31042 | (PDF) | CERTIFICATE OF OCCUPANCY | 07/02/1945 |
| COM 2422-67BOILER | COMPLAINTS | 00/00/1967 | |
| MISC 3130-85 | MISCELLANEOUS | 12/20/1985 | |
| NB 109-85 | NEW BUILDING | 08/30/1985 | |
| P 3131-39 | PLUMBING | 00/00/1939 | |
| PER 267-25G | PERMIT | 00/00/1925 | |
| PER 3414-36G | PERMIT | 00/00/1936 | |
| PER 303-40CP1 | PERMIT | 00/00/1940 | |
| PER 3670-41CP1 | PERMIT | 00/00/1941 | |
| PRS 819-71 | PLUMBING REPAIR SLIP | 00/00/1971 | |
| PRS 397-88 | PLUMBING REPAIR SLIP | 03/25/1988 | |
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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.
