New York Laws
Title 2 - Fire Protection
243 - Cellar and Basement Stairs in Fireproof Tenements.

ยง 243. Cellar and basement stairs in fireproof tenements. In fireproof
tenements erected after April eighteenth, nineteen hundred twelve, the
cellar and basement stairs shall be located, arranged and constructed as
provided in section one hundred six for fireproof dwellings erected
after April eighteenth, nineteen hundred twenty-nine.