N.Y.C. Admin. Code § 28-207.3: § 28-207.3 Public nuisance.

Whenever any building, structure, place or premises is or may be perilous to life or property by reason of the nature or condition of its contents, its use, the overcrowding of persons therein, defects in its construction, or deficiencies in fire alarm, fire extinguishing equipment or fire escape equipment, or by reason of any condition in violation of law or order of the commissioner, the commissioner may declare that the same, to the extent that the commissioner may specify, is a public nuisance and may order the same to be removed, sealed, abated, repaired, altered or otherwise improved.