Irvine, CA Outdoor Lighting: Light Trespass & Shielding (2026)
Key Facts
- Exterior door lighting
- Min. 1 foot-candle within 5-ft radius, hours of darkness
- Stairway lighting
- Min. 2 foot-candles on landings and treads
- Parking/walkway lighting
- Min. 1 foot-candle during operating hours +1 hr
- Walkway luminaire height
- Fully enclosed, min. 3 feet high
- Vehicle-area luminaire height
- Fully enclosed, min. 8 feet high
- Fixture controls
- Photocell or astronomic time clock required
- Pre-permit requirement
- Photometric site plan, 6:1 uniformity ratio max
Summary
Nonresidential buildings, open parking lots and walkways in Irvine must be lit to specific minimum foot-candle levels and shielded fixture heights under the City's Uniform Security Code. Municipal Code Section 5-9-517(K) requires vandal-resistant, fully enclosed luminaires mounted at least three feet high over walkways and eight feet high over vehicle areas, photocell or astronomic-clock controls, and a City-approved photometric site plan before permits issue.
K.Buildings, open parking lots, walkways, and accesses thereto shall conform to the following light standards:1.All types of exterior doors shall be illuminated, with an exterior light fixture, during the hours of darkness, with a minimum maintained one foot-candle of light, measured within a five-foot radius on each side of the door at ground level...3.Stairways shall be illuminated with a minimum maintained two foot-candles of light on all landings and stair treads...5.All exterior pedestrian walkways, interior common corridors, and open parking lots shall be illuminated with a minimum maintained one foot-candle of light...6.The light source...shall have a rated average bulb life of not less than 20,000 hours, not battery operated, and controlled by a photocell device or a time clock with an astronomic clock feature...8.Accessible luminaires...shall have fully enclosed vandal resistant light fixtures and be not less than three feet in height from ground level when used to illuminate walkways and a minimum of eight feet in height from ground level when illuminating surfaces associated with vehicles.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 20 | Zoning: Supplement 16).
Full Breakdown
25 foot-candle; stairways need two foot-candles on landings and treads during operating hours plus one hour after; and open parking lots, exterior pedestrian walkways and interior common corridors need a minimum maintained one foot-candle during operating hours and for one hour afterward. 0 foot-candle minimum. On the shielding side, Section 5-9-517(K)(8) requires that any 'accessible' luminaire, one mounted within 15 feet vertically or six feet horizontally of a roof, balcony, landing or similar surface, be a fully enclosed, vandal-resistant fixture, at least three feet high when illuminating walkways and at least eight feet high when illuminating vehicle surfaces.
Light sources must be rated for at least 20,000 hours, cannot be battery-operated, and must be controlled by a photocell or a time clock with an astronomic-clock feature. Before permits issue, the applicant must submit a City-approved site plan with a fixture schedule, mounting heights, lighting ratios and a point-by-point photometric calculation showing a uniformity ratio no worse than 6-to-1 average-to-minimum, and landscaping cannot be planted to obscure the required light levels.
Violations & Fines
Installing exterior lighting that falls short of the Security Code's foot-candle minimums, uses unshielded or non-vandal-resistant fixtures, or skips the required photometric site plan can block final building or occupancy sign-off, and an owner who lets required lighting go dark or unmaintained can be cited under Municipal Code Sections 4-13-201 and 4-13-202, a misdemeanor punishable by up to six months in jail or a $1,000 fine, or an infraction with escalating $100/$500/$1,000 fines for repeat violations within a year.
Frequently Asked Questions
How bright does Irvine require exterior door lighting to be?
How high must security light fixtures be mounted?
Can parking lot lights dim when no one is around?
Does the City review a lighting plan before issuing permits?
Sources & Official References
Other rules in Irvine
California rules heatmap·Compare Irvine to another location·View the California outdoor lighting overview
See something wrong?
Help us keep this page accurate. If you notice an error or outdated information, let us know.
Light Trespass & Shielding in Nearby Cities
How other cities in Orange County handle light trespass & shielding.