Moorpark, CA Sign Regulations: Digital Billboards (2026)
Key Facts
- Off-site signs (billboards)
- banned citywide, § 17.40.130(H)
- Flashing/digital displays
- banned, § 17.40.130(E)
- Electronic copy allowed only
- on on-site marquee signs, no flashing
- Violation classification
- misdemeanor/infraction, daily separate offense
- Enforcing agency
- Director of Community Development
- Unsafe sign removal
- no prior notice required, § 17.40.150
- Appeal path
- planning commission, then city council
Summary
Moorpark bans off-site advertising signs and flashing signs outright, a combination that blocks digital billboards and electronic message displays with moving, blinking or color-changing images. Moorpark Municipal Code Section 17.40.130 lists both as prohibited signs citywide, with electronic copy allowed only on an on-site marquee sign that does not flash or change color.
Except as otherwise specifically provided in this chapter, the following signs are prohibited: A. Abandoned signs; ... E. Flashing signs; ... G. Mobile and portable signs; H. Off-site signs; I. Roof signs; ... "Off-site sign" means a commercial sign not located on the site of the business or entity indicated or advertised by the sign, or a commercial sign advertising a commodity, good, product, service or other commercial or industrial activity which originates on a site other than where the sign is located. "Flashing sign" means any sign which, by method or manner of illumination, flashes, winks or blinks with varying light intensity, shows motion, or creates the illusion of motion; revolves in a manner to create the illusion of being on or off; changes color or appears to change color or where the intensity of light changes or appears to change. Time and temperature devices are not considered flashing signs.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: rev 4978490; v10 updated 2026-07-01).
Full Breakdown
130 of the Moorpark Municipal Code, adopted by Ordinance 515 Section 10 in 2023, opens "Except as otherwise specifically provided in this chapter, the following signs are prohibited" and then lists categories A through R, including subsection (E) flashing signs and subsection (H) off-site signs. 020 as a commercial sign not located on the site of the business it advertises, or a sign advertising a good or service that originates on a site other than where the sign is located, the definition that captures a classic billboard.
"Flashing sign" is defined in the same section as any sign that, by method or manner of illumination, flashes, winks or blinks with varying light intensity, shows motion, or creates the illusion of motion, revolves to create the illusion of being on or off, or changes color or appears to change color, language broad enough to reach LED and digital displays that cycle images or brightness. Time-and-temperature devices are carved out of that definition. The chapter separately defines a marquee sign as one that may carry "changeable copy, including electronic copy," but that copy is permitted only on a permanent roof-like structure projecting from a building wall, meaning an on-site business can run static electronic text but cannot erect an off-site digital billboard or any flashing display.
Mobile and portable signs (subsection G) and roof signs (subsection I) are also prohibited outright. 150 may be removed by the city without prior notice, with removal and storage costs billed to the owner, and any sign left unclaimed for 30 days is treated as unclaimed personal property subject to disposal.
Violations & Fines
Violating Section 17.40.130 is a misdemeanor or infraction under Section 17.56.030(A), enforced by the director of community development, who holds Penal Code Section 836.5 arrest authority for violations committed in the officer's presence under Section 17.56.040. Each day a prohibited sign remains erected is a separate offense, and Section 17.56.030(B) additionally deems an illegal sign a public nuisance subject to summary abatement, with a new nuisance arising every day the condition continues. Sign-removal orders can be appealed to the planning commission and then the city council under Section 17.40.170.
Frequently Asked Questions
Can a business in Moorpark install a digital billboard?
Are LED reader boards allowed for an on-site business?
What happens if a digital billboard goes up anyway?
Can a sign owner appeal an order to take down a digital sign?
Sources & Official References
Other rules in Moorpark
California rules heatmap·Compare Moorpark to another location·View the California sign regulations overview
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