Outdoor Lighting in Maui County, HI (2026)
2 rules for unincorporated Maui County, Hawaii.
Verified from official government sources
Dark Sky Rules
Maui County Code Chapter 20.35 requires every outdoor light fixture countywide to be fully shielded, bans new or replacement mercury vapor lamps, caps highway lighting at 3,000 Kelvin, and limits blue light content to 2 percent to cut glare and protect the night sky.
Maui County Outdoor Lighting Shielding Rules
Significant RestrictionsMaui County Code § 20.35.060(A)-(D)
A.All outdoor lighting fixtures must be fully shielded, except that all outdoor lighting fixtures installed after January 1, 2026, must comply with this chapter.B.All outdoor lighting fixtures used for the illumination of highways and roadways must have a color rendering index no less than 70 percent and a correlated color temperature not greater than 3,000 Kelvin.C.Mercury vapor must not be us...
Light Trespass & Shielding
Maui County Code section 20.35.060(E) bars outdoor light fixtures, other than neon, from being aimed to throw glare onto a neighbor's property or aimed upward or at the ocean, and requires fixture height to be kept to the minimum the director finds necessary.
Maui County Light Trespass Restrictions
Some RestrictionsMaui County Code § 20.35.060(E)
E.All outdoor lighting fixtures, except for neon, must:1.Not be aimed against a structure to cause glare visible from any abutting property.2.Not be aimed upward towards the sky or directed at the ocean or any abutting property.3.Have a height, as determined by the director, that is minimized to the fullest extent possible.4.Be traffic color compliant.
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