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Violation for visible mold

NYC Housing Maintenance Code § 27-2017.3 · cited Apr 20, 2007Aug 3, 2026

247,486 NYC housing violations have been issued under NYC Housing Maintenance Code § 27-2017.3, which is 2.2% of every HPD violation attributed to a section. 72,824 are still open, 67,201 of them past the legal deadline on the notice.

Open now
72,824
Open past deadline
67,201
Closed
174,662
All time
247,486
Share of attributed
2.2%
Class C (immediately hazardous)
26,163

How § 27-2017.3 is actually enforced

The median legal deadline on a § 27-2017.3 notice is 35 days. The median violation that got fixed took 120 days to reach “violation closed”, measured across 131,818 closed violations.

  • 4,525 notices (1.8%) sit at not complied with: the deadline passed and HPD found the condition unrepaired.
  • 566 certifications of repair were rejected by HPD. 47 of those are recorded as false certification: the owner certified a repair that inspection did not confirm.
  • 826 repairs were certified after the deadline.
  • 8 notices (0.0%) are reissues: the violation was written, not fixed, and written again.
  • 40,110 notices (16.2%) were dismissed.

What inspectors cite § 27-2017.3 for

The most common orders written under this section, in HPD’s own wording.

  1. Trace And Repair The Source And Abate The Visible · 247,486 · order 550

Open § 27-2017.3 violations by borough

BRONX26,704
BROOKLYN23,711
MANHATTAN11,873
QUEENS8,987
STATEN ISLAND1,549

Buildings with the most open § 27-2017.3 violations

  1. 765 LINCOLN AVENUE, BROOKLYN · 333 open
  2. 760 ELDERT LANE, BROOKLYN · 288 open
  3. 530 EAST 169 STREET, BRONX · 242 open
  4. 790 ELDERT LANE, BROOKLYN · 219 open
  5. 735 LINCOLN AVENUE, BROOKLYN · 145 open
  6. 675 LINCOLN AVENUE, BROOKLYN · 137 open
  7. 1600 SEDGWICK AVENUE, BRONX · 99 open
  8. 1590 UNDERCLIFF AVENUE, BRONX · 97 open
  9. 2025 SEWARD AVENUE, BRONX · 73 open
  10. 1777 GRAND CONCOURSE, BRONX · 68 open

Text of NYC Housing Maintenance Code § 27-2017.3

§ 27-2017.3 Violation for visible mold.

a. The presence of visible mold in any room in a dwelling unit in a multiple dwelling shall constitute an indoor mold hazard violation as provided in this section, except when such mold is present on tile or grout: 1. The presence of visible mold in an amount measuring in total less than ten square feet in a room within a dwelling unit shall constitute a non-hazardous violation. 2. The presence of visible mold in an amount measuring in total between ten square feet and thirty square feet in a room within a dwelling unit shall constitute a hazardous violation. 3. In addition, the presence of visible mold as provided in subparagraphs (a) or (b) of this paragraph shall constitute a hazardous violation if: (a)there is an existing non-hazardous violation of paragraph one of this subdivision for which the certification period has expired and the non-hazardous violation has not been certified as corrected within the certification time period, and the mold condition that was the cause of the non-hazardous violation continues to be present in the same room in the dwelling unit; or (b)The owner has submitted a false certification of correction of a non-hazardous violation issued pursuant to paragraph one of this subdivision and the mold condition that was the cause of such non-hazardous violation continues to be present in the same room in the dwelling unit. 4. The presence of visible mold in an amount measuring in total greater than or equal to thirty square feet in a room within a dwelling unit, shall constitute an immediately hazardous violation. 5. In addition, the presence of visible mold as provided in subparagraphs (a) or (b) of this paragraph shall constitute an immediately hazardous violation if: (a)There is an existing hazardous violation pursuant to paragraph two of this subdivision for which the certification period has expired and such hazardous violation has not been certified as corrected within the certification time period, and the department has reinspected the unit within seventy days of the certification date of such hazardous violation and has found that the mold condition that was the cause of such hazardous violation continues to be present in the same room in the dwelling unit; or (b)The owner has submitted a false certification of correction of a hazardous violation issued pursuant to paragraph two of this subdivision and the mold condition that was the cause of such hazardous violation continues to be present in the same room in the dwelling unit.

b. The presence of visible mold in an amount measuring greater than or equal to thirty square feet in any one room or any one level of a hallway of a common area or fifty square feet in the aggregate shall constitute a hazardous violation. The presence of visible mold in an amount measuring less than thirty square feet in any one room or any one level of a hallway of a common area or fifty square feet in the aggregate shall constitute a non-hazardous violation.

c. 1. The date for correction of a non-hazardous or hazardous violation pursuant to subdivisions a or b of this section shall be as set forth in subdivision c of section 27-2115. 2. The date for correction of an immediately hazardous violation pursuant to subdivision a of this section shall be twenty-one days after service of the notice of violation as provided on such notice. 3. The department may postpone the date by which an immediately hazardous violation issued pursuant to subdivision a of this section shall be corrected upon a showing, made within the time set for correction in the notice, that prompt action to correct the violation has been taken but that full correction cannot be completed within the time provided because of serious technical difficulties, inability to obtain necessary materials, funds or labor, inability to gain access to the dwelling unit wherein the violation exists, or such other portion of the building as may be necessary to make the required repair, provided, however, that where such immediately hazardous violation has been issued as a result of a reinspection of a hazardous violation that remained uncorrected, no postponement shall be granted. Such postponement shall not exceed fourteen days from the date of correction set forth in the notice of violation. The department may require such other conditions as are deemed necessary to correct the violation within the time set for the postponement. (L.L. 2018/055, 1/19/2018, eff. 1/19/2019)

Current through Local Law 2026/116, enacted July 11, 2026 · enacted municipal law, in the public domain · official publication

Questions people ask about § 27-2017.3

What is a § 27-2017.3 violation?

NYC Housing Maintenance Code § 27-2017.3, "Violation for visible mold", is cited on a violation when an HPD inspector finds the condition it covers. The presence of visible mold in any room in a dwelling unit in a multiple dwelling shall constitute an indoor mold hazard violation as provided in this section, except when such mold is present on tile or grout: 1. The presence of visible mold in an amount measuring in total less than ten square feet in a room within a dwelling unit shall constitute a non-hazardous violation. 2. The presence of visible mold in an amount measuring in total between ten square feet and thirty square feet in a room within a dwelling unit shall constitute a hazardous violation. 3. In addition, the presence of visible mold as provided in subparagraphs (a) or (b) of this paragraph shall constitute a hazardous violation if: (a)there is an existing non-hazardous violation of paragraph one of this subdivision for which the certification period has expired and the non-hazardous violation has not been certified as corrected within the certification time period, and the mold condition that was the cause of the non-hazardous violation continues to be present in the same room in the dwelling unit; or (b)The owner has submitted a false certification of correction of a non-hazardous violation issued pursuant to paragraph one of this subdivision and the mold condition that was the cause of such non-hazardous violation continues to be present in the same room in the dwelling unit. 4. The presence of visible mold in an amount measuring in total greater than or equal to thirty square feet in a room within a dwelling unit, shall constitute an immediately hazardous violation. 5. In addition, the presence of visible mold as provided in subparagraphs (a) or (b) of this paragraph shall constitute an immediately hazardous violation if: (a)There is an existing hazardous violation pursuant to paragraph two of this subdivision for which the certification period has expired and such hazardous violation has not been certified as corrected within the certification time period, and the department has reinspected the unit within seventy days of the certification date of such hazardous violation and has found that the mold condition that was the cause of such hazardous violation continues to be present in the same room in the dwelling unit; or (b)The owner has submitted a false certification of correction of a hazardous violation issued pursuant to paragraph two of this subdivision and the mold condition that was the cause of such hazardous violation continues to be present in the same room in the dwelling unit.

How long does an owner have to fix a § 27-2017.3 violation?

Each notice carries its own deadline set by the violation's hazard class. Across 247,486 § 27-2017.3 notices, the median legal deadline was 35 days from the notice date.

How long does it actually take to fix a § 27-2017.3 violation?

Measured across 131,818 § 27-2017.3 violations that reached "violation closed", the median took 120 days from the notice date, against a median legal deadline of 35 days.

How many § 27-2017.3 violations are open in NYC right now?

72,824 § 27-2017.3 violations are open as of Aug 5, 2026, and 67,201 of them are already past the legal deadline on the notice.

Where this comes from

Counted from HPD’s Housing Maintenance Code Violations dataset. Each notice is attributed to a section by HPD’s own order number where one is on record, otherwise by the section its notice text cites. 11,124,402 of the city’s 11,129,441 HPD notices are attributed that way; the share above is a share of those. Figures recomputed Aug 5, 2026.

Browse open § 27-2017.3 records in the live feed · All violation codes

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