C405.2.6.3 Lighting Setback
Lighting that is not controlled in accordance with Section C405.2.6.2 shall be controlled so that the total wattage of such lighting is automatically reduced by not less than 30 percent by selectively switching off or dimming luminaires at one of the following times:
- From not later than midnight to not earlier than 6 a.m.
- From not later than one hour after business closing to not earlier than one hour before business opening.
- During any time where activity has not been detected for 15 minutes or more.