Notes to Table 12.3.4.5.:
1.2.1.1. Design by Architect or Professional Engineer (1) Except as permitted in Sentences (2) and (3), the construction, including, for greater certainty, enlargement or alteration, of every building or part of it described in Table 1.2.1.1. and this Article shall be designed and reviewed by an architect, professional engineer or both. Table 1.2.1.1.(4)   Design and General Review Forming Part of Sentence 1.2.1.1.(1)  Column 1

Column 2

Column 3


Building Classification by Major Occupancy

Building Description

Design and General Review by:


Assembly occupancy only

Every building

Architect and professional engineer(1)


Assembly occupancy and any other major occupancy except industrial

Every building

Architect and professional engineer(1)


Care or detention occupancy only

Every building

Architect and professional engineer(1)


Care or detention occupancy and any other major occupancy except industrial

Every building

Architect and professional engineer(1)


Residential occupancy only

Every building that exceeds 3 storeys in building height

Architect and professional engineer(1)


Every building that exceeds 600 m2 in gross area and that contains a residential occupancy other than a dwelling unit or dwelling units

Architect(2)


Residential occupancy only

Every building that exceeds 600 m2 in gross area and contains a dwelling unit above another dwelling unit

Architect(2)


Every building that exceeds 600 m2 in building area contains 3 or more dwelling units and has no dwelling unit above another dwelling unit

Architect(2)


Residential occupancy and any other major occupancy except industrial, assembly or care or detention occupancy

Every building that exceeds 600 m2 in gross area or 3 storeys in building height

Architect and professional engineer(1)


Business and personal services occupancy only

Every building that exceeds 600 m2 in gross area or 3 storeys in building height

Architect and professional engineer(1)


Business and personal services occupancy and any other major occupancy except industrial, assembly or care or detention occupancy

Every building that exceeds 600 m2 in gross area or 3 storeys in building height

Architect and professional engineer(1)


Mercantile occupancy only

Every building that exceeds 600 m2 in gross area or 3 storeys in building height

Architect and professional engineer(1)


Mercantile occupancy and any other major occupancy except industrial, assembly or care or detention occupancy

Every building that exceeds 600 m2 in gross area or 3 storeys in building height

Architect and professional engineer(1)


Industrial occupancy only and where there are no subsidiary occupancies

Every building that exceeds 600 m2 in gross area or 3 storeys in building height

Architect or professional engineer(3)


Industrial occupancy and one or more other major occupancies where the portion of the area occupied by one of the other major or subsidiary occupancies exceeds 600 m2.

The non-industrial portion of every building

Architect and professional engineer(1)


The industrial portion of every building

Architect or professional engineer(3)


Industrial occupancy and one or more other major occupancies where no portion of the area occupied by one of the other major or subsidiary occupancies exceeds 600 m2.

Every building that exceeds 600 m2 in gross area or 3 storeys in building height

Architect or professional engineer(3)