Trenton — Ch. 8 Art. III Property Maintenance § 8-82

The following words, terms and phrases, when used in this article, shall have the meanings ascribed to them in this section, except where the context clearly indicates a different meaning:
Equipment includes any boiler, heating unit, elevator, moving stairway, electrical wiring or device, air conditioning system, flammable liquid container or other type of equipment located within a structure or premises. Such equipment is unsafe when it is in such disrepair or condition that it is determined by the officer to be a hazard to life, health, property or safety of the public or the occupants of the structure or premises wherein the equipment is situated. Unsafe equipment may contribute to or be the cause of a finding that the structure wherein it is situated is unsafe or unfit for human occupancy or use.
Structures unfit for occupancy means a structure that is unfit for human occupancy or the use of which is unsafe or unlawful, or that lacks maintenance or is in disrepair, is unsanitary, is vermin or rat infested, contains filth and contamination or lacks proper ventilation, illumination, sanitary or heating facilities or other essential equipment required by this article or any other city code or ordinance. Furthermore, a structure may be unfit for human occupancy if its location constitutes a hazard to its occupants or to the public.
Unlawful structure means a structure found in whole or in part to be occupied by more persons than is permitted by this article or a structure determined to have been erected, altered or occupied contrary to this article.
Unsafe structure is a structure which is determined by the code enforcement officer to be, in whole or in part, dangerous to life, health, property or the safety of the public, including its occupants, because it is so damaged, decayed, dilapidated, structurally unsafe, or of such faulty construction or unstable foundation that it may partially or completely collapse.