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California DUI defense

DUI defense in Petaluma.

Petaluma DUI cases are handled at the Sonoma County Superior Court in Santa Rosa. The southernmost city in Sonoma County, Petaluma sits at the US-101/SR-116 junction on the Marin/Sonoma county line, with Petaluma PD and CHP enforcing DUI along the US-101 corridor.

The courthouse handling Petaluma DUI cases

Petaluma DUI cases are filed at the Sonoma County Superior Court, 600 Administration Drive, Santa Rosa, approximately 25 miles north. All Sonoma County DUI cases are heard there.

The DMV Driver Safety Office

APS hearings for Sonoma County DUI arrests may route through the Sacramento Driver Safety Office. Confirm the applicable DSO from the pink Notice of Suspension. The 10-day deadline runs from the arrest date.

10-day DMV hearing deadline

You have 10 calendar days from your arrest date to request an APS hearing. Missing this deadline means automatic license suspension beginning 30 days after arrest. Contact the applicable Driver Safety Office immediately or have an attorney request the hearing on your behalf.

Law enforcement and DUI enforcement patterns

Petaluma PD enforces DUI in the city. CHP enforces on US-101 north and south and SR-116 west toward the coast. Downtown Petaluma on Kentucky and Washington Streets generates weekend enforcement. Petaluma River events and the Sonoma-Marin Fair generate seasonal enforcement surges.

How local prosecutors handle DUI cases

Petaluma DUI cases are prosecuted by the Sonoma County DA. Moderate prosecution posture. Wet reckless reductions available.

After a Petaluma DUI arrest: your immediate priorities

Request the DMV APS hearing within 10 days — confirm DSO from pink Notice of Suspension. Your arraignment will be in Santa Rosa.

Common questions

Petaluma DUI defense questions

Which courthouse handles Petaluma DUI cases?

The Sonoma County Superior Court in Santa Rosa at 600 Administration Drive.

Which county is Petaluma in?

Sonoma County. Despite being close to the Marin/Sonoma county line, Petaluma is in Sonoma County.

What is the DMV hearing deadline for a Petaluma DUI?

10 calendar days from your arrest date.

How active is US-101 CHP enforcement near Petaluma?

US-101 through Petaluma sees consistent year-round CHP enforcement. The US-101/SR-116 interchange is a notable enforcement location.

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