HPD violations and complaints

Housing Maintenance Code violations, what Class A, B and C mean, and how tenant complaints turn into enforcement.

• HPD violations in NYC: what they are and how they work

  What an HPD violation is, how Class A, B and C differ, how correction and certification work, and what happens to a NYC building that leaves them open.

  Last reviewed Oct 6, 2026

• HPD Class A, B and C violations: what each class means

  The difference between Class A, B and C HPD violations, the correction period each carries, typical conditions in each class, and why Class C is treated differently.

  Last reviewed Oct 6, 2026

• HPD complaints: what happens after a tenant calls 311

  How an HPD complaint moves from a 311 call to an inspection to a possible violation, what the statuses mean, and why a closed complaint does not mean a clear building.

  Last reviewed Oct 6, 2026