When a structure or equipment or premises is found by the code official to be unsafe, or when a structure is found unfit for human occupancy, the same may be condemned pursuant to the provisions of this code.

An unsafe structure or premises is one that is found to be dangerous to the life, health, property or safety of the public or the occupants of the structure by not providing minimum safeguards to protect or warn occupants in the event of fire, or because such structure contains unsafe equipment or is so damaged, decayed, dilapidated, structurally unsafe or of such faulty construction or unstable foundation, that partial or complete collapse is possible.

Unsafe equipment includes any boiler, heating equipment, elevator, moving stairway, electrical wiring or device, flammable liquid containers or other equipment on the premises or within the structure that is in such disrepair or condition that such equipment is a hazard to life, health, property or safety of the public or occupants of the premises or structure.

A structure is unfit for human occupancy whenever the code official finds that such structure is unsafe, unlawful or, because of the degree to which the structure is in disrepair or lacks maintenance, is insanitary, vermin or rat infested, contains filth and contamination, or lacks ventilation, illumination, sanitary or heating facilities or other essential equipment required by this code, or because the location of the structure constitutes a hazard to the occupants of the structure or to the public. Notwithstanding the foregoing, every premises is deemed to be unfit for human occupancy if its condition is such that it constitutes a violation of the following sections of this code:

• A. Chapter Three, General Requirements;
• B. Chapter Four, Light, Ventilation and Occupancy Limitations;
• C. Chapter Five, Plumbing Facilities and Fixture Requirements;
• D. Chapter Six, Mechanical and Electrical Requirements; or
• E. Chapter Seven, Fire Safety Requirements.

A structure found to be unfit for human occupancy or use under this section shall be deemed to be an unsafe structure.

An unlawful structure is one found in whole or in part to be occupied by more persons than permitted under this code, or was erected, altered or occupied contrary to law.

For the purpose of this code, any structure or premises that has any or all of the conditions or defects described as follows shall be considered to be dangerous: