Effective October 15, 2018, the Dark Sky Ordinance regulates outdoor lighting through the addition of comprehensive, citywide outdoor lighting standards into Title 17 (Zoning) of the Malibu Municipal Code, Chapter 17.41.
In 2013, the City Council enacted a citywide outdoor lighting ordinance that was created with assistance from the International Dark-Sky Association (IDA). The IDA is a United States-based non-profit organization started in 1988 by astronomers in an effort preserve the nighttime environment and reduce light pollution.
Benefits of Dark Sky include: reducing energy, conserving natural resources, and decreasing light pollution and the negative impacts on wildlife and their habitats.
REQUIREMENTS OF THE ORDINANCE
Outdoor light fixtures must be fully shielded and directed downward
Outdoor light fixtures must not exceed 850 lumens
Maximum Kelvin temperature of 3000 K
Also included are requirements for motion detectors, string lights, and allowable light trespass from property lines, as well as additional lighting requirements based on zoning districts