1. This Part applies to all buildings covered in this Code. (See Article 1.1.1.1.

1. Except as provided in Sentences (2) to (4), the functional statements described in this Part apply
   1. to all buildings covered in this Code (see Article 1.1.1.1.), and
   2. only to the extent that they relate to compliance with this Code as required in Article 1.2.1.1.
2. Functional Statement F56 applies only to dwelling units.
3. Functional Statements F73 and F74 do not apply to
   1. detached houses, semi-detached houses, houses with a secondary suite, duplexes, triplexes, townhouses, row houses and boarding houses (see Note A-1.4.1.2.(1), Secondary Suite),
   2. buildings of Group F, Division 1 major occupancy, and
   3. buildings that are not intended to be occupied on a daily or full-time basis, including automatic telephone exchanges, pumphouses and substations.
4. Functional Statements F90 to F93, F95, F96 and F98 to F100 apply only to
   1. buildings of residential occupancy to which Part 9 of Division B applies,
   2. buildings containing business and personal services, mercantile or low-hazard industrial occupancies to which Part 9 of Division B applies whose combined total floor area does not exceed 300 m2, and
   3. buildings containing a mix of the residential and non-residential occupancies described in Clauses (a) and (b).

(See also Article 1.3.3.3.)