East Haven, Conn., Code of Ordinances app. A § VIII

No person shall occupy or let to be occupied any dwelling unit, for the purpose of living therein, which does not comply with the following requirements:
8.01 Every dwelling unit shall contain at least 150 square feet of floor space for the first occupant thereof and at least 100 additional square feet of floor space for every additional occupant thereof, the floor space to be calculated on the basis of total habitable room space.
8.02 In every dwelling unit of two (2) or more rooms, every room occupied for sleeping purposes by one occupant shall contain at least seventy (70) square feet of usable floor area, and every room occupied for sleeping purposes by more than one occupant shall contain at least fifty (50) additional square feet of usable floor area for each additional occupant thereof.
8.03 No dwelling or dwelling unit containing two (2) 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 (1) 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.
8.04 The ceiling height of any habitable room shall be at least seven (7) feet; 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 (7) feet, and the floor area of that part of such a room where the ceiling height is less than five (5) feet shall not be considered as part of the floor area in computing the total floor area of the room for determining the maximum permissible occupancy.
8.05 No space located partially or totally below grade shall be used as a habitable room or dwelling unit unless approved by the enforcement officer in writing and unless: 8.05.01 The floor and those portions of the walls below grade are of water-proof and damp-proof construction;
8.05.02 The minimum window area required in Subsection 5.01 of this ordinance is located entirely above the grade of the ground adjoining such window area, or, if windows are located wholly or partly below grade, that there be a properly constructed, drained window well which open surface area is equal to or greater than the area of the masonry opening for the windows; the bottom of the window well is below the top of the impervious masonry construction under the window, the minimum horizontal distance at a right angle from any point of the window well is equal to or greater than the vertical depth of the window well as measured from the bottom of the masonry opening for the window, and no part of the window well opposite this window shall protrude above a line projected at a forty-five (45) degree angle from the bottom of the window opening in a plane which forms a right angle with the plane of the outer wall;
8.05.03 The total openable window area in each room is equal to at least the minimum as required under Subsection 5.02 of this ordinance, except where there is supplied some other device affording adequate ventilation and approved by the Enforcement Officer;
8.05.04 There are no pipes, ducts or other obstructions less than 6 feet, 8 inches above the floor level which interfere with the normal use of the room or area.
8.06 Every dwelling unit which does not have at least four (4) square feet of floor-to-ceiling height closet space for the personal effects of each permissible occupant shall have an amount of space equal in square footage to the deficiency subtracted from the area of habitable room space used in determining permissible occupancy.
8.07 Not more than one family, plus two occupants unrelated to the family, except for guests or domestic employees, shall occupy a dwelling unit unless a permit for a rooming house has been granted by the housing code enforcement officer.