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Santa Rosa, CA Parking Rules: Commercial & Oversized Vehicles (2026)

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

Key Facts

Code Chapter
Chapter 11-28 (Commercial Vehicles and Truck Routes)
Weight Trigger
Over 10,000 lbs GVWR
Where Prohibited
Streets in residence or business districts
Loading Exception
Same-block delivery, time reasonably necessary
Night Prohibition
2:00 a.m. - 6:00 a.m.
Detached Trailers
Prohibited unless attached to motor vehicle
State Authority
CA Vehicle Code 21101, 35701, 35703

Summary

Santa Rosa City Code Chapter 11-28 prohibits parking any commercial vehicle, truck, or trailer over 10,000 pounds GVWR on any street within a residence or business district, except during active loading/unloading on the same block. Overnight parking (2 a.m. to 6 a.m.) of such vehicles is independently prohibited.

Section 21101 of the California Vehicle Code allows local authorities, for those highways under their jurisdiction, to adopt rules and regulations by ordinance or resolution to prohibit the use of particular highways by certain vehicles. Section 35701 of the California Vehicle Code authorizes cities to pass ordinances prohibiting the use of a street by any commercial vehicle or by any vehicle exceeding a maximum gross weight limit. Section 35703 of the California Vehicle Code states that no ordinance adopted pursuant to Section 35701 shall prohibit any commercial vehicles from using a restricted street when necessary, for the purpose of making pickups or deliveries.

Source: Santa Rosa Zoning CodeView official code

Full Breakdown

Santa Rosa City Code Chapter 11-28 (Commercial Vehicles and Truck Routes) regulates large commercial vehicles on city streets, exercising authority granted to local agencies by California Vehicle Code Sections 21101 and 35701. The principal rule: no person may park any commercial vehicle, truck, or trailer with a manufacturer's plate-rated capacity of more than 10,000 pounds gross vehicle weight on any street within any residence or business district within the City, except while loading or unloading property when such vehicle is parked in connection with the performance of service to or on property in the block in which such vehicle is parked, and for such time as is reasonably necessary to complete such permitted service.

is prohibited. Trailers and semitrailers may not be parked separately on any street, alley, public way, or public place unless attached to a motor vehicle capable of providing motive power. The Code does not prohibit commercial vehicles from making bona fide deliveries to private residences or businesses (per California Vehicle Code Section 35703, which expressly preserves pickup/delivery access). The City Traffic Engineer may designate streets as truck routes with appropriate signage; off-route travel by heavy vehicles, except for direct delivery, is prohibited where signed.

Violations & Fines

Violations of Chapter 11-28 are infractions subject to citation and, where the vehicle creates a hazard or has been left over the 2-6 a.m. window, towing under California Vehicle Code Section 22651. Repeat business-owner violations may also be referred to Code Enforcement for administrative penalties.

Frequently Asked Questions

Can I park my work truck in front of my Santa Rosa house?
If the truck (or its plate-rated capacity) is 10,000 pounds GVWR or less, the standard 72-hour rule applies. If it exceeds 10,000 pounds, Chapter 11-28 prohibits parking on a residential or business-district street except while actively loading or unloading on the same block. Overnight parking from 2 a.m. to 6 a.m. is independently banned.
Can a moving truck or delivery truck park to make a delivery?
Yes. Both the local ordinance and California Vehicle Code Section 35703 preserve the right to park commercial vehicles on restricted streets when necessary for pickups or deliveries. The vehicle must be parked in connection with service to or on property in the block in which it is parked, and only for the time reasonably necessary to complete the service.
Can I leave my semi trailer detached at the curb?
No. Chapter 11-28 prohibits parking any trailer or semitrailer on a street, alley, or public place unless it is attached to a motor vehicle capable of providing motive power. Detached trailers are subject to citation and tow.

Sources & Official References

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