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San Leandro, CA Sign Regulations: Digital Billboards (2026)

Heavy Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Off-site billboards
Prohibited citywide under SLMC § 4.12.116
Nonconforming billboards
Only reconstructed/relocated via City agreement
State tie-in
Cal. Bus. & Prof. Code § 5412 governs relocation
Animated signs
Also banned on-premises, per § 4.12.112(J)(4)
Max penalty
$1,000 fine and/or 1 year jail per violation

Summary

San Leandro bans off-site advertising signs, including digital billboards, outright. Municipal Code Section 4.12.116 prohibits them citywide, and Section 4.12.112(J)(4) separately bars any sign from showing movement or a change in illumination intensity, closing the door on electronic message boards even as on-premises signage.

Off-site advertising signs are not permitted within the City. Any nonconforming off-site advertising sign may only be reconstructed or relocated pursuant to a relocation agreement between the City and the sign owner, consistent with Section 5412 of the California Business and Professions Code.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: rev 4967405; v8 updated 2026-07-06).

Full Breakdown

12 of the Zoning Code, foreclose digital billboards through two overlapping rules. 116, Regulations for Off-Site Advertising Signs, states flatly that off-site advertising signs are not permitted within the City, and confines any surviving nonconforming billboard to reconstruction or relocation only under a relocation agreement between the City and the sign owner consistent with California Business and Professions Code Section 5412, the state law governing billboard relocation agreements. Real estate and development signs are carved out of the definition, but a commercial digital billboard advertising an off-site business or product is squarely covered by the ban.

112(J)(4) bars movement or apparent movement of or in a sign or a change in intensity of illumination on any on-premises sign, which rules out scrolling or fading electronic message displays too, aside from narrow carve-outs for time-or-temperature signs and theater canopy signs without changeable text. 116 off-site ban, since exceptions apply only to on-premises sign standards. Reader board signage is allowed only for trade schools and community organizations to post event or class schedules, not for advertising.

Violations & Fines

Installing or maintaining an off-site advertising sign, digital or static, or operating an animated/changeable-intensity sign without the narrow exceptions in Section 4.12.112(J)(4), is a zoning violation enforceable under Section 5.24.112. Repeat violations escalate from an infraction to a misdemeanor punishable by a fine up to $1,000, up to one year in county jail, or both, with each day of the illegal sign counted as a separate offense.

Frequently Asked Questions

Are digital billboards allowed anywhere in San Leandro?
No. Municipal Code Section 4.12.116 prohibits off-site advertising signs, the category that covers commercial billboards, throughout the City. A legally nonconforming billboard already in place can only be reconstructed or relocated under a formal relocation agreement between the City and the sign owner, consistent with state Business and Professions Code Section 5412.
Can a business put up an electronic message sign advertising itself on its own property?
Not if it moves or changes illumination intensity. Section 4.12.112(J)(4) bars movement or apparent movement, or change in intensity of illumination, on any sign, with only narrow exceptions for time-or-temperature displays and certain theater canopy signs without changeable text approved through a use permit.
What happens to an old billboard that was legal before the ban?
It becomes legally nonconforming and can stay, but Section 4.12.116 allows it to be reconstructed or relocated only through a relocation agreement negotiated between the City and the sign's owner, following the framework set by California Business and Professions Code Section 5412.

Sources & Official References

Other rules in San Leandro

All San Leandro rules

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