Surprise, AZ Outdoor Lighting: Light Trespass & Shielding (2026)
Key Facts
- Core rule
- Illumination confined within property boundaries
- Applies to
- All fixtures, including security lighting
- Parking lot cap
- 1 fc at residential/ROW property line (LZ2/LZ1)
- LZ0 cap
- 0.5 footcandles at property line
- Nonconforming fixtures
- Must shut off 10 p.m. to sunrise
- Pre-permit step
- Approved photometric lighting plan required
Summary
Surprise requires every outdoor light fixture, including security lighting, to be located, aimed, and shielded so its direct illumination stays entirely within the property line where it is installed. LDO § 107-3.2.H turns the article's 'good neighbor' purpose in § 107-3.1 into an enforceable design standard, and an approved photometric site lighting plan must precede a building permit.
B.It is the intent of this article that outdoor lighting be installed with the idea of safety and being a "good neighbor" by keeping unnecessary direct light from shining onto abutting properties or streets. ... H.All light fixtures, including security lighting, shall be located, aimed, and shielded so that the direct illumination from the fixture will be confined entirely within the property boundaries of the source.
Full Breakdown
B states the article's intent plainly: outdoor lighting should be installed with the idea of safety and being a 'good neighbor' by keeping unnecessary direct light from shining onto abutting properties or streets. H turns that intent into a binding rule: all light fixtures, including security lighting, must be located, aimed, and shielded so that direct illumination is confined entirely within the property boundaries of the source. The city backs the boundary rule with numeric limits elsewhere in the article. 5 footcandles in the environmentally sensitive LZ0 zone.
Sports field and court lighting must be shielded so foot-candles read zero along adjacent residential property lines, and courts sited within a residential tract must be set back far enough that illumination at the property line is zero. and sunrise, unless they serve a safety or security purpose; sign lighting cannot be repurposed as security lighting to dodge that curfew. J before the city issues a building permit, giving Community Development the chance to check aim and shielding for light trespass before installation rather than after a neighbor complains.
Violations & Fines
Outdoor lighting that spills glare or illumination onto a neighboring property violates LDO § 107-3.2.H and § 106-1.6. Community Development can require re-aiming or re-shielding of the fixture, and noncompliance carries the same citywide penalty structure as other LDO violations: a $100 to $2,500 civil sanction under § 2-238, or class 1 misdemeanor prosecution in Surprise Municipal Court under § 1-7.
Frequently Asked Questions
Can my neighbor's security light shine onto my yard in Surprise?
Is there a numeric limit on light spilling onto my property line?
Do old outdoor lights installed before the current rules have to comply?
Sources & Official References
Other rules in Surprise
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Light Trespass & Shielding in Nearby Cities
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