The Ontario Building Code | Plumbing Fixtures for Mercantile Occupancies

3.7.4.8. Plumbing Fixtures for Mercantile Occupancies

(1) Except as provided in this Article, the number of water closets required for employees in mercantile occupanciesshall conform to Table 3.7.4.8.

Table 3.7.4.8.
water Closets for Mercantile Occupancies

Forming Part of Sentence 3.7.4.8.(1)

Item	Column 1 Number of Persons of Each Sex	Column 2 Minimum Number of water Closets for Each Sex
1.	up to 9	1
2.	10 to 24	2
3.	25 to 49	3
4.	50 to 74	4
5.	75 to 100	5
6.	over 100	6 plus 1 for each additional increment of 30 persons of each sex in excess of 100

(2) Except as provided in Sentence (4), the number of water closets required for the public in mercantile occupanciesshall be at least one fixture for each 300 males and one fixture for each 150 females, except that,

(a) water closets provided for employees are permitted to be counted as part of those required for the public when these water closets are made accessible to the public, and

(b) where the total area of the mercantile occupancy, excluding basements, is not more than 600 m², not more than one water closet for each sex need be provided.

(3) Not more than one water closet to serve both sexes need be provided in a Group E occupancy where,

(a) the occupant load is not more than nine persons, or

(b) where the total area of the occupancy, excluding basements, is not more than 300 m².

(4) For a restaurant classified as mercantile occupancy, the number of water closets and lavatories required shall conform to Article 3.7.4.3.