12.2.

(1) Sentences (2) to (5) apply to construction for which a permit has been applied for before January 1, 2012.

(2) Except as provided in Sentences (3) and (5) and permitted in Sentence (4), the energy efficiency of all buildings shall be designed to good engineering practice such as described in,

(a) the ANSI/ASHRAE/IESNA 90.1, “Energy Efficient Design of New Buildings Except Lowrise Residential Buildings” and Supplementary Standard SB-10, or

(b) the Model National Energy Code for Buildings and Supplementary Standard SB-10.

(3) The energy efficiency of a building or part of a building of residential occupancy that is within the scope of Part 9 and is intended for occupancy on a continuing basis during the winter months shall,

(a) conform to the thermal insulation requirements of Subsection 12.3.2.,

(b) conform to the thermal design requirements of Subsection 12.3.3., or

(c) provide a rating of 80 or more when evaluated in accordance with NRCan “EnerGuide for New Houses: Administrative and Technical Procedures”

(4) The energy efficiency of a building or part of a building may conform to the design requirements of Subsection 12.3.4. if the building or part of the building,

(a) is within the scope of Part 9,

(b) does not contain a residential occupancy,

(c) does not use electric space heating, and

(d) is intended for occupancy on a continuing basis during the winter months.

(5) Sentence (1) does not apply to,

(a) farm buildings, and

(b) buildings intended primarily for manufacturing or commercial or industrial processing.

(1) Sentences (2) to (5) apply to construction for which a permit has been applied for after December 31, 2011.

(2) Except as provided in Sentences (3) and (5), the energy efficiency of all buildings shall be designed to exceed by not less than 25% the energy efficiency levels attained by conforming to the Model National Energy Code for Buildings.

(3) The energy efficiency of a building or part of a building of residential occupancy that is within the scope of Part 9 and is intended for occupancy on a continuing basis during the winter months shall meet the performance level that is equal to a rating of 80 or more when evaluated in accordance with NRCan “EnerGuide for New Houses: Administrative and Technical Procedures”.

(4) Reserved

(5) Sentence (1) does not apply to,

(a) farm buildings, and

(b) buildings intended primarily for manufacturing or commercial or industrial processing.

(1) Lighting installed to provide the minimum illumination levels required by this Code may be controlled by motion sensors except where the lighting

(a) is installed in an exit,

(b) is installed in a corridor serving patients or residents in a Group B, Division 2 or Division 3 occupancy, or

(c) is required to conform to Sentence 3.2.7.1.(5).

(2) Where motion sensors are used to control minimum lighting in a public corridor or corridor providing access to exit for the public, the motion sensors shall be installed with switch controllers equipped for fail-safe operation and illumination timers set for a minimum 15-minute duration.

(3) A motion sensor shall not be used to control emergency lighting.