N.Y.C. Admin. Code § 15-208: § 15-208 Interfering with or obstructing officials, officers and members of department.

It shall be unlawful for any person to disobey the lawful orders of a department official, fire officer or firefighter or to offer resistance or interfere with the lawful activities of said officials and members while engaged in the performance of fire fighting duties or to commit any act likely to prevent a fire from being extinguished.