All buildings, whether existing or hereafter erected shall be classified according to use or the character of
occupancy in one of the following groups:
| Group A | Residential |
|---|---|
| Group B | Educational |
| Group C | Institutional |
| Group D | Assembly |
| Group E | Business |
| Group F | Mercantile |
| Group G | Industrial |
| Group H | Storage |
| Group J | Hazardous |
The details of each occupancy and example of buildings in each group are given in 3.1.2 to 3.1.10.
3.1.1.1 Minor occupancy
This is purely incidental to operations in a main occupancy, which shall be considered as part of the main occupancy and shall be classified under the relevant group for the main occupancy.
3.1.1.2 Mixed occupancy
Where two or more types of occupancies intermingle in the same building, the entire building shall be treated as mixed occupancy and the same shall comply with 3.1.12.