§ 117.07  LIGHTING.
   In order to protect the safety of persons attending a public dance, public dancing places shall be adequately illuminated and dancing therein while lights are extinguished, dimmed or turned low so as to give inadequate or imperfect illumination is hereby prohibited.  All exit areas shall be illuminated at all times during the public dance with light having intensity of not less than one footcandle at floor level. Illumination of less than 0.5 foot-candles in any area where dancing is occurring, permitted or encouraged is prohibited.
Penalty, see § 117.99