3 floors · 5 apartments · 4,500 sq ft · built 1931 · class S5 · owner of record: 171 Knickerbocker Corp
New violations the morning after they're issued, plus deadline reminders. Free for one building.
| Requirement | Due | Status |
|---|---|---|
| Annual property registration Applies HPD registration · September 1 each year What this isResidential buildings with three or more units, and one- and two-family homes the owner doesn't occupy, register with HPD every year ($13 fee). An unregistered building can't start a nonpayment case in Housing Court and faces civil penalties. Agency page | Overdue | Registration expired 2025-09-01 |
| Gas piping inspection (2026 cycle) Likely applies Local Law 152 · During 2026 What this isBuildings with gas piping (except one- and two-family homes) need a periodic gas piping inspection by a licensed master plumber every four years. Community district 4 is on the 2026 cycle; certification is filed with DOB after the inspection. Buildings with no gas piping file a certification instead. Agency page | Dec 31, 2026 in 69 days | Due this year |
| Annual parapet observation Check Local Law 126 · By December 31 each year What this isIf the building has a parapet facing a street, sidewalk or other public way, a competent person (such as a mason, engineer or architect) must observe it every year and the owner keeps the report for DOB on request. Detached one- and two-family homes are exempt. Agency page | Dec 31, 2026 in 69 days | Keep the report on file (not filed with DOB) |
| Bedbug annual filing Applies Local Law 69 · December 1 to 31 each year What this isOwners of multiple dwellings file their bedbug infestation history for the prior year with HPD and post or distribute it to tenants. Agency page | Dec 31, 2026 in 69 days | Annual |
| Annual notice: window guards and lead paint Applies HPD / Health Code · January 1 to 16 each year What this isDeliver the annual notice to every unit asking whether a child lives there (window guards for children 10 and under; lead paint for children under 6 in pre-1960 buildings), then follow up on units that don't return it by mid-February. Agency page | Jan 16, 2027 in 85 days | Annual |
None open.
| Issued | Violation | Status |
|---|---|---|
| Jan 27, 2014 | CONSTRUCTION #EX0401MD | DOB VIOLATION - ACTIVE |
| Issued | Violation | Status |
|---|---|---|
| Oct 31, 2025 | Gas Piping - LL152 FTF-PL-PER Cycle 1, Sub-cycle C (premises is in Community District 4) | Active |
| Issued | Class | Violation | Correct by |
|---|---|---|---|
| Nov 20, 2025 | I | §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISES FOR NONPAYMENT OF RENT UNTIL A VALID R | — |
| May 5, 2026 | A | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | Aug 8, 2026 |
| Jun 10, 2025 | A | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | Sep 13, 2025 |
| Apr 10, 2024 | A | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | Jul 14, 2024 |
| Oct 19, 2021 | B | § 27-2021 ADM CODE PROVIDE SUFFICIENT, PROPER AND SEPARATE METAL RECEPTACLES FOR THE DEPOSIT OF GARBAGE, RUBBISH AND OTHER WASTE MATERIAL AND ARRANGE FOR COLLECTION AND DISPOSAL OF SUCH MATERIAL. | Nov 23, 2021 |
| Dec 5, 2019 | A | § 27-2046.1 HMC: POST A PROPER NOTICE OF CARBON MONOXIDE DETECTING DEVICE REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, IN A COMMON AREA OF A CLASS A MULTIPLE DWELLING NEAR INSPECTION CERTIFICATE OR PROVIDE NOTICE TO TENANTS IN A PRIVATE DWELLING. AT PUBLIC HALL, 1st STORY | Mar 9, 2020 |
| Dec 5, 2019 | A | § 27-2045 ADM CODE POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE MAIL BOX MISSING AT PUBLIC HALL, 1st STORY | Mar 9, 2020 |
| Dec 5, 2019 | C | § 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM MISSING AT PUBLIC HALL, 1st STORY | Dec 13, 2019 |
| Dec 5, 2019 | A | § 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND THE ADDRESS OF THE BUILDING. AT PUBLIC HALL, 1st STORY | Mar 9, 2020 |
| Dec 5, 2019 | A | § 329, M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME AT OR NEAR MAILBOXES, BOTTOM EDGE OF FRAME BETWEEN 48-62 INCHES ABOVE FLOOR MISSING AT PUBLIC HALL, 1st STORY | Mar 9, 2020 |
| Dec 5, 2019 | A | § 27-2005 HMC: POST, IN A FORM APPROVED BY THE COMMISSIONER, AND MAINTAIN A NOTICE IN A COMMON AREA OF THE BUILDING REGARDING THE PROCEDURES THAT SHOULD BE FOLLOWED WHEN A GAS LEAK IS SUSPECTED | Mar 9, 2020 |
| Dec 5, 2019 | A | § 26-1103 ADMIN. CODE: POST AND MAINTAIN A PROPER NOTICE ON WALL OF THE ENTRANCE STORY IN ENGLISH AND SPANISH ON THE AVAILABILITY OF THE AGENCYS HOUSING INFORMATION GUIDE. A SAMPLE NOTICE CAN BE FOUND AT WWW.NYC.GOV/HPD. AT PUBLIC HALL, 1st STORY | Mar 9, 2020 |
| Nov 26, 2008 | C | SECTION 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM DOOR LOCKED AT BOILER ROOM | Dec 2, 2008 |
| Nov 26, 2008 | B | Apt 2R · SECTION 27-2046.1, 2046.2 HMC: PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES. IN THE ENTIRE APARTMENT LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH | Dec 31, 2008 |
| Aug 21, 2007 | B | SECTION 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDED PLASTER CEILING CELLAR FRONT AND CENTER | Sep 25, 2007 |
| Aug 21, 2007 | A | SECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE MAILBOXES 1 STY PUBLIC HALL | Nov 24, 2007 |
| Aug 21, 2007 | B | SECTION 27-2005, 2007 ADM CODE FIRE EGRESS DEFECTIVE. MAKE STATIONARY THE IRON LADDER LEADING TO SCUTTLE OPENING IN ROOF 3 STY PUBLIC HALL TO ROOF | Sep 25, 2007 |
| Aug 21, 2007 | A | SECTION 27-2014 ADM CODE AND DEPT. RULES AND REGULATIONS. SCRAPE AND REMOVE RUST SCALES AND PAINT WITH 2 COATS OF PAINT REAR FIRE ESCAPES ALL STYS ALL PARTS | Nov 24, 2007 |
| Aug 21, 2007 | B | SECTION 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE WIRE GLASS INSERTS SKYLIGHT 3 STY PUBLIC HALL | Sep 25, 2007 |
| Aug 21, 2007 | B | SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF EXPOSED ELECTRIC WIRES CEILING FRONT CELLAR | Sep 25, 2007 |
| Aug 21, 2007 | B | SECTION 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE PLASTER BOARD CEILING REAR CELLAR | Sep 25, 2007 |
| Aug 21, 2007 | B | SECTION 27-2005 ADM CODE PROVIDE METAL COVER MASONRY PIT FRONT CELLAR | Sep 25, 2007 |
| Aug 21, 2007 | B | SECTION 27-2026 ADM CODE PROVIDE SUITABLE TIGHT COVER FOR THE HANDHOLE OPENING OF TRAP FRONT CELLAR | Sep 25, 2007 |
| Aug 21, 2007 | B | SECTION 27-2010, 2011, 2012 ADM CODE REMOVE THE ACCUMULATION OF REFUSE AND/OR RUBBISH AND MAINTAIN IN A CLEAN CONDITION THE CELLAR THRU OUT | Sep 25, 2007 |
| Aug 21, 2007 | B | SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF EXPOSED ELECTRICAL WIRES CEILING BOILER ROOM CELLAR | Sep 25, 2007 |
| Aug 21, 2007 | B | SECTION 27-2039 ADM CODE PROVIDE ADEQUATE LIGHT OF NOT LESS THAN 60 WATTS INCANDESCENT OR EQUIVALENT ILLUMINATION VESTIBULE 1 STY PUBLIC HALL | Sep 25, 2007 |
| Aug 21, 2007 | B | SECTION 27-2040 ADM CODE PROVIDE ADEQUATE LIGHTING AT OR NEAR THE OUTSIDE OF THE FRONT ENTRANCEWAY OF THE BUILDING AND KEEP SAME BURNING FROM SUNSET EVERY DAY TO SUNRISE ON THE DAY FOLLOWING 100 WATTS FRONT | Sep 25, 2007 |
| Aug 21, 2007 | B | SECTION 27-2040 ADM CODE INSTALL AND MAINTAIN SUFFICIENT LIGHT OR LIGHTS OF AT LEAST 100 WATTS INCANDESCENT OR EQUIVALENT EACH, TO LIGHT ADEQUATELY FROM SUNSET TO SUNRISE THE REAR YARD | Sep 25, 2007 |
| Aug 21, 2007 | A | SECTION 12 M/D LAW DISCONTINUE THE UNLAWFUL KEEPING OF NORTH CENTER ROOF | Nov 24, 2007 |
| Aug 21, 2007 | A | SECTION 300 M/D LAW FILE PLANS AND APPLICATION AND LEGALIZE THE FOLLOWING ALTERATION OR RESTORE TO THE LEGAL CONDITION EXISTING PRIOR TO THE MAKING OF SAID ALTERATION CAGE ERECTED NORTH CENTER ROOF | Nov 24, 2007 |
| Aug 21, 2007 | B | SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF EXPOSED ELECTRICAL WIRES CEILING CELLAR REAR | Sep 25, 2007 |
| Aug 21, 2007 | A | SECTION 27-2049 ADM CODE POST AND MAINTAIN A STREET NUMBER ON THE FRONT OF THE DWELLING PLAINLY VISIBLE FROM THE SIDEWALK. | Nov 24, 2007 |
| Aug 21, 2007 | C | SECTION 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM 1 STY PUBLIC HALL AND ON BOILER ROOM DOOR | Aug 27, 2007 |
Always confirm on the city's own systems before acting: DOB BIS property profile · DOB NOW · HPD Online · Pay ECB/OATH penalties (CityPay)
City records as of Oct 23, 2026, 5:30 PM ET. BBL 3031660007.