Every day, thousands of drivers across California receive traffic tickets for allegedly failing to follow a road sign or signal. One of the most commonly cited — yet widely misunderstood — traffic laws is California Vehicle Code § 38300.
At first glance, this violation may seem minor. However, a ticket under this code can result in fines, DMV points, higher insurance premiums, and long-term consequences for your driving record. Many drivers simply pay the ticket without realizing they may have options to fight it — or that the financial impact could far exceed the initial fine.
This comprehensive guide explains everything you need to know about California Vehicle Code § 38300, including what it means, common examples of violations, penalties, DMV consequences, possible defenses, and what steps to take if you’ve been cited.
What Is California Vehicle Code § 38300?
California Vehicle Code § 38300 makes it unlawful for a driver to disobey an official traffic control device that has been properly placed by government authorities.
In simple terms:
If there is a legally installed sign, signal, or roadway marking telling you what to do — you must follow it.
This law applies to drivers operating vehicles on public roads throughout California.
What Is a “Traffic Control Device”?
A traffic control device includes any official sign, signal, marking, or device placed by a city, county, state, or other authorized agency to regulate traffic.
Common examples include:
Stop signs
Red, yellow, and green traffic lights
Yield signs
Speed limit signs
“No Left Turn” or “No U-Turn” signs
School zone signs
Pedestrian crossing signals
Lane direction arrows
Railroad crossing signals
Do Not Enter / Wrong Way signs
If the device is official and properly installed, drivers are legally required to obey it.
Common Examples of Violations Under § 38300
Drivers are most commonly cited under this code section for:
Rolling through a stop sign
Running a red light (in certain non-camera situations)
Ignoring a “No Turn” sign
Turning from the wrong lane despite posted arrows
Failing to yield when a sign requires it
Disobeying posted lane restrictions
Ignoring temporary construction traffic signs
In many cases, this code is used when an officer believes a driver disregarded a sign but the conduct does not fall under a more specific traffic statute.
Is CaliforniaVehicle Code § 38300 a Moving Violation?
This is one of the most searched questions online.
The short answer: It can be.
In many California counties, a violation of § 38300 is treated as a one-point moving violation. That means:
One point may be added to your DMV driving record
Insurance premiums could increase
Accumulating multiple points may lead to license suspension
However, in some limited circumstances or court practices, it may be treated as a zero-point infraction. The outcome can depend on how the court categorizes the specific violation.
If you are concerned about DMV points, check your citation paperwork or consult a traffic attorney.
How Much Is the Fine for California Vehicle Code § 38300?
Although the base fine may appear low, California traffic tickets include mandatory state and county penalty assessments.
In most cases, drivers can expect:
Total fines typically ranging between $230 and $300, depending on the county
Higher costs if traffic school is added
Additional administrative fees if the ticket goes to collections
The exact amount will be listed on your courtesy notice from the court.
Will This Affect My Insurance?
If the violation results in a DMV point:
Insurance companies may view you as a higher risk
Your premium could increase for three years
The increase may exceed the original fine amount
This is why many drivers choose to:
Attend traffic school (if eligible)
Contest the ticket
Seek legal guidance
Can You Go to Traffic School for a § 38300 Ticket?
In most cases, yes — if:
You have a valid California driver’s license
You were not driving a commercial vehicle
You have not attended traffic school within the last 18 months
The violation qualifies as eligible
Traffic school generally prevents the point from appearing on your public driving record (though the court still sees it).
You must request traffic school and pay the associated fees by the deadline.
Legal Defenses to a California Vehicle Code § 38300 Citation
Not every citation is automatically valid. Several defenses may apply depending on the situation.
1. The Sign Was Not Properly Placed
The law only applies to official traffic control devices installed under legal authority. If:
The sign was obstructed
The sign was missing
The sign was improperly placed
The sign was not visible
You may have grounds to challenge the citation.
2. The Officer’s Observation Was Incorrect
Officers can make mistakes. Examples include:
Misjudging whether you fully stopped
Being positioned where visibility was limited
Confusing your vehicle with another
In contested hearings, the burden remains on the prosecution to prove the violation occurred.
3. Emergency Necessity
If you disobeyed a sign to avoid:
A collision
A pedestrian hazard
Road debris
An immediate safety threat
A necessity defense may apply in limited circumstances.
4. Inadequate Notice
If signage was unclear, damaged, or hidden by foliage or construction equipment, that can be relevant to your defense.
What Happens If You Ignore the Ticket?
Ignoring a California traffic ticket is a serious mistake.
If you fail to:
Appear in court
Pay the fine
Request traffic school
Request an extension
The court may:
Add additional civil penalties
Send the matter to collections
Place a hold on your driver’s license
Charge you with failure to appear (which can be a misdemeanor offense)
Always respond before the deadline printed on your citation.
How Long Does a Point Stay on Your Record?
If a point is assessed:
It typically remains on your driving record for three years
Insurance companies may use it to calculate risk
Multiple points within a short time can trigger negligent operator status
California may suspend a driver’s license if they accumulate:
4 points in 12 months
6 points in 24 months
8 points in 36 months
Can You Fight a California Vehicle Code § 38300 Ticket?
Yes. Drivers have the right to:
Request a court trial
Submit a Trial by Written Declaration
Appear with legal representation
In some cases, tickets are dismissed due to:
Officer non-appearance
Procedural errors
Insufficient evidence
Because insurance increases can cost far more than the fine itself, contesting the ticket may be financially worthwhile.
Why Police Sometimes Use § 38300 Instead of a Specific Code
Officers sometimes cite § 38300 when:
The conduct involves disobeying signage but doesn’t fit a narrower statute
They are issuing a more general violation
The situation involves temporary or less common traffic devices
It functions as a broad “failure to obey traffic control device” law.
Contact Southwest Legal
A violation of California Vehicle Code § 38300 may seem minor — but the long-term financial impact can be significant. If you’ve received a ticket for failure to obey a traffic control device, don’t simply pay it without understanding your rights and options.
Contact Southwest Legal today for a free consultation. Our experienced traffic defense team can review your citation, evaluate possible defenses, and work to protect your driving record and insurance rates. Your license matters. Your record matters.
Disclaimer: This article is for general informational purposes only and does not constitute legal advice or create an attorney-client relationship. No attorney-client relationship is formed unless and until the firm and client enter into an agreement for legal services. Laws may change, and legal outcomes depend on the specific facts of each case. Consult a qualified attorney for advice regarding your situation.