(1) The following changes of use are also deemed to be a change in major occupancy for the purposes of this Part:
(a) a suite of a Group C major occupancy is converted into more than one suite of a Group C major occupancy,
(b) a suite or part of a suite of a Group A, Division 2 or Group A, Division 4 major occupancy is converted to a gaming premises,
(c) a farm building or part of a farm building is changed to a major occupancy,
(d) a building or part of a building is changed to a post-disaster building,
(e) a building or part of a building is changed to a retirement home, or
(f) the use of a building or part of a building is changed and the previous major occupancy of the building or part of the building cannot be determined.