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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: 20 CLARKSON AVENUE BROOKLYN | BIN: 3116195 Block: 5064 Lot: 24 | ||
| NUMBER | TYPE | FILE DATE | |
| ALT 12585-19 | ALTERATION | 10/20/1919 | |
| ALT 9606-1910-7-21EXTENDED | ALTERATION | 10/28/1919 | |
| ALT 10619-27FUELOILESQ | ALTERATION | 06/07/1927 | |
| ALT 7463-27 | ALTERATION | 06/11/1927 | |
| ALT 2698-44DENIEDINACT | ALTERATION | 09/07/1944 | |
| ALT 2939-45DENIED | ALTERATION | 09/19/1945 | |
| ALT 204-85(20) | ALTERATION | 02/14/1985 | |
| BN 2237-20-081072 | BUILDING NOTICE | 00/00/1920 | |
| CLAS SASACLASSBCONVDWELLING | 03/31/1941 | ||
| CO 229381-88 | (PDF) | CERTIFICATE OF OCCUPANCY | 03/14/1988 |
| PRS 134-48 | PLUMBING REPAIR SLIP | 01/29/1948 | |
| SPR 1574-46 | SPRINKLERS | 03/05/1946 | |
| SPR 3694-57(20) | SPRINKLERS | 12/03/1957 | |
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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.
