A. 
Scope. The provisions of this article shall govern the minimum conditions and standards for the light, ventilation and space for the occupancy of a structure.
B. 
Responsibility. The owner of the structure shall provide and maintain light, ventilation and spare conditions in compliance with these requirements. A person shall not occupy as owner occupant, or permit another person to occupy or use any premises that do not comply with the requirements of this article.
C. 
Alternative devices. In lieu of the means for natural light and ventilation herein described, artificial light and mechanical ventilation shall be permitted when complying with the building code.
A. 
Cooking facilities. Unless approved through the certificate of occupancy, cooking shall not be permitted in any rooming unit or dormitory unit, and a cooking facility or appliance shall not be permitted to be present in a rooming unit or dormitory unit or room other than a kitchen.
B. 
Process ventilation. Where injurious, toxic, irritating or noxious fumes, gases, dust, or mists are generated, a local exhaust ventilation system shall be provided to remove the contaminating agent at the source. Air shall be exhausted to the exterior and not be recirculated to any space. Such exhaust shall not create a public nuisance or hazard.
C. 
Clothes dryer exhaust. Clothes dryer venting systems shall be independent of all other systems and shall be vented in accordance with the manufacturer's recommendations.
A. 
Privacy. Dwelling units, hotel units, rooming units and dormitory units shall be arranged to provide privacy and be separate from other adjoining spaces.
B. 
Access from sleeping rooms. Sleeping rooms shall not be used as the only means of access to other sleeping rooms or habitable spaces. Exception: Dwelling units that contain fewer than two bedrooms.
C. 
Area for sleeping purposes. Every room occupied for sleeping purposes by one occupant shall contain at least 70 square feet of floor area, and every room occupied for sleeping purposes by more than one person shall contain at least 50 square feet of floor area for each occupant thereof.
D. 
Water closet accessibility. Every bedroom shall have access to at least one water closet and one lavatory without passing through another bedroom.
E. 
Overcrowding. Dwelling units shall not be occupied by more than permitted by the minimum occupancy area requirements of the following table:
MINIMUM OCCUPANCY AREA REQUIREMENTS
Space
1-2 Occupants
(area in square feet)
3-5 Occupants
(area in square feet)
6 or More Occupants
(area in square feet)
Living room
None
120
150
Dining room
None
80
100
Kitchen
50
50
60
Bedrooms
As per § 183-27C
As per § 183-27C
As per § 183-27C
F. 
Combined spaces. Combined living room and dining room spaces comply with the requirements of the above table if the total area is equal to that required for separate rooms and if the space is located so as to function as a combination living room-dining room.
G. 
Prohibited use. Kitchens, nonhabitable spaces and interior public spaces shall not be used for sleeping purposes.
H. 
Minimum ceiling heights.
(1) 
Habitable spaces, other than kitchens, shall have a clear ceiling height of not less than seven feet, four inches. Hallways, corridors, laundry areas, bathrooms, toilet rooms, and kitchens shall have a clear ceiling height of not less than seven feet.
(2) 
Exceptions.
(a) 
Beams or girders space not less than four feet on center and projecting not more than six inches below the required ceiling height, provided the minimum clear height is not less than six feet eight inches.
(b) 
Dropped or furred ceilings over no more than 1/2 of the minimum floor area required by this code, provided no part of such dropped or furred ceiling is less than seven feet in height.
(c) 
Rooms used exclusively for sleeping, study, or similar uses and having a sloped ceiling over all or part of the room, with a clear ceiling height of at least seven feet over not less than 1/3 of the required minimum floor area. In calculating the floor area of such rooms, only those portions of the floor areas with a clear ceiling height of five feet or more shall be included.
(d) 
Basement rooms in one- and two-family dwellings used exclusively for laundry, study, or recreation purposes having a ceiling height of not less than six feet eight inches with not less than six feet four inches of clear height under beams, girders, ducts and similar obstructions.
I. 
Minimum room widths. A habitable room, other than a kitchen, shall not be less than seven feet in any plan dimension. Kitchens shall have a clear passageway of not less than three feet between counter fronts and appliances or counter fronts and walls.
J. 
Food preparation. All spaces to be used for food preparation shall contain suitable space and equipment to store, prepare and serve foods in a sanitary manner. There shall be adequate facilities and services for the sanitary disposal of food wastes and refuse, including facilities for temporary storage.