The interior lighting power allowance for a building or a separately metered or permitted portion of a building shall be determined by either the Building Area Method, described in Section 9.5, or the Space-by-Space Method, described in Section 9.6. Trade-offs of interior lighting power allowance among portions of the building for which a different method of calculation has been used are not permitted. The installed interior lighting power identified in accordance with Section 9.1.3 shall not exceed the interior lighting power allowance developed in accordance with Section 9.5 or 9.6.
Exception to 126.96.36.199
The following lighting equipment and applications shall not be considered when determining the interior lighting power allowance developed in accordance with Section 9.5 or 9.6, nor shall the wattage for such lighting be included in the installed interior lighting power identified in accordance with Section 9.1.3. However, any such lighting shall not be exempt unless it is an addition to general lighting and is controlled by an independent control device.
- Display or accent lighting that is an essential element for the function performed in galleries, museums, and monuments.
- Lighting that is integral to equipment or instrumentation and is installed by its manufacturer.
- Lighting specifically designed for use only during medical or dental procedures and lighting integral to medical equipment.
- Lighting integral to both open and glass-enclosed refrigerator and freezer cases.
- Lighting integral to food warming and food preparation equipment.
- Lighting specifically designed for the life support of nonhuman life forms.
- Lighting in retail display windows, provided the display area is enclosed by ceiling-height partitions.
- Lighting in interior spaces that have been specifically designated as a registered interior historic landmark.
- Lighting that is an integral part of advertising or directional signage.
- Exit signs.
- Lighting that is for sale or lighting educational demonstration systems.
- Lighting for theatrical purposes, including performance, stage, and film and video production.
- Lighting for television broadcasting in sporting activity areas.
- Casino gaming areas.
- Furniture-mounted supplemental task lighting that is controlled by automatic shutoff and complies with Section 188.8.131.52(c).
- Mirror lighting in dressing rooms and accent lighting in religious pulpit and choir areas.
- Parking garage transition lighting—lighting for covered vehicle entrances and exits from buildings and parking structures—that complies with Section 184.108.40.206(a) and 220.127.116.11(c); each transition zone shall not exceed a depth of 66 ft inside the structure and a width of 50 ft.