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Sonoma, CA Sidewalk & Pedestrian Rules: Encroachment Permits (2026)

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

Key Facts

Governing chapter
SMC Chapter 12.20, Encroachments
Permitting authority
City engineer
Emergency work
Permit application due within 1 work day
Cross-referenced by
SMC 12.14.100, public improvements
Permittee liability
Must indemnify city for damages

Summary

The City of Sonoma requires an encroachment permit from the city engineer before anyone builds, places, or maintains anything in a public right-of-way, from a fence or mailbox to a driveway or utility line. The permit chapter also covers parades and other formal gatherings that use city streets.

No person shall encroach or cause to be made any encroachment of any nature whatever within, upon, over or under the limits of any right-of-way, including parades and other formal gatherings, or make or cause to be made any alteration of any nature within, upon, over or under right-of-way, or construct, put upon, maintain or leave thereon, or cause to be constructed, put on, maintained or left thereon any obstruction or impediment of any nature whatever, or remove, cut or trim trees thereon, or set fire thereon, or to place on, over or under such right-of-way any pipeline, conduit, or other fixtures or move over or cause to be moved over the surface of any right-of-way or over any bridge, viaduct, or other structure maintained by the city any vehicles or other object of dimension or weight prohibited by law or having other characteristics capable of damaging the right-of-way, or place any structure, wall, culvert, or similar encroachment or make any excavation or embankment in such a way as to endanger the normal usage or the right-of-way without having first obtained a permit as required by this chapter.

View official code

Official source re-checked September 8, 2026: no newer edition of the code had been published (publisher’s edition: current through Ordinance 13-2025, passed December 3, 2025).

Full Breakdown

20, ENCROACHMENTS, regulates the use of City of Sonoma streets and the installation, maintenance and repair of facilities within the public right-of-way. 030 broadly bars encroaching or causing an encroachment of any nature within, upon, over or under a right-of-way without a permit, expressly including parades and other formal gatherings, along with alterations, obstructions, tree cutting or trimming, fires, pipelines, oversized vehicle movement, and excavations or embankments. 020(E) defines 'encroach or encroachment' to include erecting or maintaining posts, signs, poles, benches, mailboxes, vending stands, fences, guardrails, walls, pipes, conduits, scaffolding, barricades, banners, or merchandise displays on or under the right-of-way, as well as planting or removing trees, dumping rubbish, or building structures adjacent to the right-of-way that will cause an encroachment.

100 cross-references this chapter, requiring an encroachment permit for all improvements performed in the public rights-of-way. 050, letting urgent repairs proceed if a permit application follows within one work day. 150). 060). 040).

Violations & Fines

A permittee is liable for all personal injury or property damage caused by permitted work and must defend, indemnify and hold the city harmless against related tort claims (SMC 12.20.060). Encroaching without a permit at all is itself unlawful conduct under SMC 12.20.030, and the city engineer can require relocation or removal of a nonconforming encroachment under SMC 12.20.360.

Frequently Asked Questions

Does a homeowner need a permit to put up a fence near the street in the City of Sonoma?
If the fence encroaches on the public right-of-way, yes. SMC 12.20.020(E) lists erecting or maintaining a fence, wall or guardrail on or under the right-of-way as an encroachment, and SMC 12.20.030 requires a permit before doing so.
Who issues encroachment permits in Sonoma?
The city engineer administers the encroachment permit program under Chapter 12.20 SMC, including reviewing applications, granting or refusing them, and handling appeals of a refusal.
What if emergency repair work must start before a permit is obtained?
SMC 12.20.050 allows emergency work necessary to preserve life or property to proceed immediately, but the person doing the work must apply for a permit within one work day after starting.

Sources & Official References

Other rules in Sonoma

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Encroachment Permits in Nearby Cities

How other cities in Sonoma County handle encroachment permits.

Petaluma, CA
Some Restrictions
Santa Rosa, CA
Some Restrictions