Ottawa : Règlement no 2013-416, art. 38 — Property Standards By-law

1) No person shall use or permit the use of a non-habitable room in a dwelling unit for a habitable room purpose. BY-LAW NO. 2013-416 2) The maximum number of residents in a dwelling unit shall not exceed one (1) person per 9.3 m (100 sq. ft.) of habitable room floor area. 3) For the purposes of subsection (2),

• a) “child under twelve years of age” shall be deemed to be one-half (1/2) person;
• b) “habitable room space” does not include the floor area under a ceiling which is less than the minimum heights set out in the Ontario Building Code; and
• c) in the case where a finished ceiling is not applied to the underside of the joists, the bottom of the joists shall be deemed to be a ceiling. 4) No room in a dwelling unit shall be used for sleeping purposes unless it has a minimum width of 1.8 m (6 ft.) and a floor area of at least 5.5 m (60 sq. ft.). 5) The minimum floor area of a room in a dwelling unit used by two (2) or more persons for sleeping shall be 3.7 m (40 sq. ft.) for each person so using the room. 6) No room in a rooming house shall be used for sleeping purposes unless it has a minimum width of 2 m (6 ft. 7 in.) and a floor area of at least 7 m (75 sq. ft.). 7) The minimum floor area of a room in a rooming house used by two (2) or more persons for sleeping shall be 4.6 m (50 sq. ft.) for each person so using the room. 8) Every service room shall be separated by partitions having the fire resistance rating of at least one (1) hour. 9) Access to each habitable room shall be gained without passage through a furnace, boiler room or hazardous equipment room. STORAGE SPACE