Ottawa : Règlement no 2013-416, art. 30 — Property Standards By-law

1) Every dwelling unit shall contain plumbing fixtures consisting of at least,

• a) a water closet;
• b) a kitchen sink;
• c) a washbasin; and
• d) a bathtub or shower. 2)

Where a dwelling unit is used as a rooming house or boarding house, the occupants may share a single bathroom provided that,

• a) a total of not more than five (5) persons occupy the dwelling unit;
• b) for each additional five (5) persons or less, there shall be an additional water closet, and bathtub or shower; and
• c) access to the bathroom can be gained without going through habitable rooms or through an open area which is not normally heated during the season in which heat is required. 3) Bathtubs or showers shall be caulked so as to form a continual seal impervious to water penetration. BATHROOM AND POWDER ROOM