N.Y.C. Admin. Code § 28-217.1: § 28-217.1 Buildings and structures that are potentially structurally compromised.

For purposes of this article "potentially compromised" shall include a building or structure that:

1. Has had an open roof for 60 days or longer;

2. Has been shored and braced or otherwise temporarily safeguarded pursuant to an emergency declaration issued by the commissioner, or due to concern for structural integrity as determined by a registered design professional;

3. Has been subject to a precept as a compromised structure under section 28-216.1.1; or

4. May have suffered structural damage by fire or any other cause as determined by the commissioner.