N.Y.C. Admin. Code § 28-219.2.1: § 28-219.2.1 Continued noncompliance.

If, upon reinspection, the commissioner determines the condition continues to pose a threat of imminent danger to public safety or property, and the person against whom the initial violation was directed is not in compliance with section 28-204.4, the commissioner shall issue an appropriate violation and shall issue a stop-work order, pursuant to section 28-207.2, where appropriate, or the commissioner shall, if the commissioner is unable to obtain access to the premises, request the corporation counsel to institute legal proceedings to compel correction of the violation and abate the condition or take such other action as is appropriate.