All inside cellar or basement stairs shall be entirely enclosed with fireproof walls and be provided with fireproof doors and assemblies, with the doors self-closing, at all openings.
N.Y. Mult. Resid. Law § 206
All inside cellar or basement stairs shall be entirely enclosed with fireproof walls and be provided with fireproof doors and assemblies, with the doors self-closing, at all openings.
N.Y. Mult. Resid. Law § 206