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Deerfield, IL Code of Ordinance
Deerfield, IL Zoning Code
Sec. 15-18.1. Residential Lighting Regulations:
   The following regulations governing exterior lighting shall apply in all residential zoning districts in the Village:
   (a)   Hours Of Operation: Exterior lighting located within a rear yard shall not be left on unattended or be illuminated continuously between the hours of eleven o'clock (11:00) P.M. and dawn. Automated shut off controls are encouraged in order to conserve energy and to extinguish non-essential light.
   (b)   Outdoor Recreation/Sport Court Lights:
      (1)   Lights: Exterior lighting designed and intended to be primarily used to illuminate various types of sports courts and fields must meet the following requirements:
         (A)   Light fixtures shall be installed and shielded in accordance with specifications and directions of the fixture’s manufacturer or dealer.
         (B)   Light levels shall not exceed the level reasonably necessary to allow for sports activities and spectators to watch such activities.
         (C)   Light fixtures shall not exceed or be mounted more than eighteen feet (18') above ground level.
         (D)   Light fixtures shall not emit more than 0.1 foot candles measured from any point on the property line.
         (E)   Light fixtures shall not be illuminated when there is no play on the sport court or field.
         (F)   Prior to the installation of any light fixtures, property owners must submit a lighting plan to the Village demonstrating that such light fixtures meet the requirements of this subsection (b).
         (G)   Light fixtures shall not be illuminated between eleven o'clock (11:00) P.M. and dawn.
      (2)   Exterior Light Fixtures Installed Prior To Adoption Of Exterior Lighting Regulations: Light fixtures designed and intended to be used primarily to illuminate various types of sports courts and fields installed prior to August 19, 2019 are exempt from subsections (b)(1)(A) through (b)(1)(F) of this code unless:
         (A)   Such light fixtures are removed, in which case such light fixture shall not be reinstalled or mounted unless brought into full compliance with all of the requirements of this section of this code; or
         (B)   The repair or replacement to any component or group of components that, in the aggregate, costs more than fifty percent (50%) of the value of the light fixture to repair or replace.
   (c)   Violations: In the event that any owner or occupant of a parcel violates any provision of this section, the Building and Code Enforcement Supervisor shall send notice to the owner or occupant of the violation. If the violation is not abated within thirty (30) days of receipt of such notice, the owner or occupant shall be fined an amount of fifty dollars ($50.00) for each offense, and each day such violation continues shall be considered a separate offense. (Ord. 0-19-24, 8-19-2019)