NY Multiple Dwelling Law (MDL)
Governs habitability, heat/hot-water, fire-egress, and registration for buildings with 3+ units in NYC and cities >325k. Foundational statute that NYC HPD Housing Maintenance Code implements + extends. Violations range from $250 to $1,500 per unit per day.
9 NYCRR § 2522.4; N.Y.C. Admin. Code § 26-511(c) (MCI and IAI rent adjustments)
9 NYCRR Parts 2520-2531 (Rent Stabilization Code)
Ch. 36, Laws of 2019 (Housing Stability and Tenant Protection Act of 2019)
Emergency Tenant Protection Act of 1974, Ch. 576, Laws of 1974 (N.Y. Unconsol. Laws §§ 8621-8634)
N.Y.C. Admin. Code § 26-517 (incl. § 26-517(e)); 9 NYCRR Part 2528 (Rent Stabilization Code — Rent Registration)
N.Y.C. Admin. Code §§ 26-501 to 26-520 (Rent Stabilization Law of 1969, as recodified by Ch. 907, Laws of 1985)
Pin a building and we'll surface every amendment, effective-date change, and filing deadline as it happens.