A. Every dwelling or dwelling unit shall have at least one door leading to an exterior yard or court, or in the case of a two-family dwelling or apartment, to an exterior yard or court or to an approved exit. All such doors shall be openable from the inside without the use of a key or any special knowledge or effort. All screen doors and storm doors must be easily openable from the inside without the use of a key or special knowledge or effort.
B. In hotels and apartment houses, exit doors in common corridors or other common passageways shall be openable from the inside with one hand in a single motion, such as pressing a bar or turning a knob, without the use of a key or any special knowledge or effort.
C. Every door to the exterior of a dwelling unit shall be equipped with a lock designed to discourage unwanted entry and to permit opening from the inside without the use of a key or any special knowledge or effort.
D. Every exterior door shall comply with the following:
1. Every exterior door, door hinge, door lock, and strike plate shall be maintained in good condition.
2. Every exterior door, when closed, shall fit reasonably well within its frame and be weather-tight.
3. Every doorframe shall be constructed and maintained in relation to the adjacent wall construction so as to exclude rain as completely as possible, and to substantially exclude wind from entering the dwelling.
E. Every interior door and doorframe shall be maintained in a sound condition for its intended purpose with the door fitting within the doorframe.