Danger warning.
NYC Admin. Code § 28-415.5.1
in effect§ 28-415.5.1 Danger warning.
Every licensed sign hanger shall, while sign hanging operations are in progress at a job site, place conspicuously at such job site two plates or signs not less than 18 inches (457 mm) by 24 inches (610 mm) in size (i) displaying the word "danger" in letters not less than 6 inches (152 mm) high, and (ii) disclosing the sign hanger's name, business address, type of license and license number.
Source: City of New York, Charter, Administrative Code and Rules (American Legal Publishing XML export, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/newyorkcity/latest/NYCadmin/0-0-0-160046Fetched: 10/24/2026
