ZDC 4-803. Light Standards.

B. Illumination Levels. The maximum illumination level for on-site lighting is forty (40) foot-candles as measured at grade, based on light loss factor of sixty-eight percent (0.68) for metal halide lighting and seventy-two percent (0.72) for high pressure sodium lighting. Refer to Section 4-805 Exemptions.

Click Here to be redirected to Illumination Levels in the City Code.

A common example:

A common violation for this code is a property with a light that is too bright. The violation in this scenario is not having an approved light that exceeds forty (40) foot-candles.