Exterior lighting shall comply with the requirements of Table 409.2 for the exterior lighting zones (LZ) appropriate to the building site.
Exception: Lighting used for the following exterior applications shall be exempt from the requirements of Table 409.2.
1. Lighting for building facades, landscape features, and public monuments in exterior lighting zones 3 and 4.
2. Lighting for building facades in exterior lighting zone 2.
UPLIGHT RATINGSa, b
|LIGHTING ZONE (LZ)|
|Maximum Luminaire Uplight Rating||U1||U2||U3||U4|
a. Uplight ratings (U) are defined by IESNA TM-15-07 Addendum A.
b. The rating shall be determined by the actual photometric geometry in the specified mounting orientation.