Waterford, Conn., Code of Ordinances ch. 15.08 § 15.08.140

No owner or other person shall let to another for occupancy any dwelling or dwelling unit, for the purpose of living therein, unless there is compliance with the requirements of this section: A.
Maximum Occupancy Based on Floor Area or Number of Rooms. The maximum occupancy of any rental dwelling unit shall not exceed the lesser value of the following two requirements:
1. For the first occupant there shall be at least one hundred fifty square feet of floor space and there shall be at least one hundred square feet of floor space for every additional occupant thereof; the floor space to be calculated on the basis of total habitable room area;
2. A total number of persons shall not be more than two times the number of habitable rooms within the dwelling unit.
B. Maximum Number of Occupants per Dwelling Unit. Not more than one family, plus two occupants unrelated to the family, except for guests or domestic employees, shall occupy a rental dwelling unit.
C. Ceiling Height. The ceiling height of any habitable room shall be at least seven feet four inches; except that in any habitable room under a sloping ceiling at least one-half of the floor area shall have a ceiling height of at least seven feet four inches, and the floor area of that part of such a room where the purpose of determining the maximum permissible occupancy.
D. Area Requirements for Bedroom. In every rental dwelling unit of two or more rooms, every room occupied for sleeping purposes by one occupant shall contain at least seventy square feet of floor space for the first occupant and every room occupied for sleeping purposes by more than one occupant shall contain at least fifty square feet of floor space for each occupant thereof.
E. Access to Water Closet Compartment or Bathroom. No rental dwelling or rental dwelling unit containing two or more sleeping rooms shall have such room arrangements that access to a bathroom or water closet compartment intended for use by occupants of more than one sleeping room can be had only by going through another sleeping room; nor shall room arrangements be such that access to a sleeping room can be had only by going through another sleeping room. A bathroom or water closet compartment shall not be used as the only passageway to any habitable room, hall, basement or cellar or to the exterior of the dwelling unit.
F. Closet Space. Every rental dwelling unit shall have at least four square feet of floor-to-ceiling height closet space for the personal effects of each permissible occupant; if it is lacking, in whole or in part, an amount of space equal in square footage to the deficiency shall be subtracted from the area of habitable room space used in determining permissible occupancy.