15 mph
Threshold over the limit for a federal "serious violation"
60 days
Minimum disqualification after 2 serious violations in 3 years
120 days
Minimum disqualification after 3+ serious violations in 3 years
If you hold a Commercial Driver's License, a speeding ticket is never "just a fine." Federal law treats commercial drivers differently than everyday motorists, and the consequences of a single citation can extend far beyond your wallet — reaching your ability to legally drive for a living. This guide is based on Federal Motor Carrier Safety Administration (FMCSA) regulations and publicly available state traffic laws.
Here's what actually happens when a CDL holder gets a speeding ticket, and why the rules are so much stricter.
The 15 MPH Threshold: What Counts as a "Serious Violation"
Under FMCSA regulations (49 CFR §383.51), speeding 15 mph or more over the posted limit is classified as a serious traffic violation for CDL purposes. This classification exists independently of your state's regular speeding penalties and points — it's a federal layer added on top. For a full breakdown of how license points work outside of CDL rules, see our guide on how many points a speeding ticket adds.
Importantly, this threshold applies whether you were driving a commercial motor vehicle (CMV) at the time or your own personal car. Federal guidance is explicit on this point: a serious speeding violation counts against your CDL regardless of which vehicle you were driving. A weekend speeding ticket in your own pickup truck can carry the same disqualification risk as one received on the job.
Disqualification Timeline
Federal law sets a mandatory disqualification schedule based on how many serious violations appear on your record within a rolling three-year window:
| Situation | Result |
|---|---|
| Speeding under 15 mph over the limit | State fines and points only — no federal CDL consequence |
| Speeding 15+ mph over the limit | Classified as a federal "serious traffic violation" |
| 2 serious violations within 3 years | Minimum 60-day CDL disqualification |
| 3+ serious violations within 3 years | Minimum 120-day CDL disqualification |
The three-year window and the disqualification period are calculated from the date of conviction — not the date of the offense. FMCSA's official guidance on this point is explicit: states must use the conviction date (or a later date), not the offense date, "to ensure the driver receives due process of law." In practice, this means a case moving slowly through court doesn't shrink your exposure — the clock only starts once you're actually convicted.
Some states go further. A handful classify excessive speeding in a CMV as a misdemeanor rather than a simple infraction, carrying its own separate fines and potential jail exposure on top of the federal disqualification.
Why Traffic School Usually Isn't an Option
For a standard driver, traffic school or a diversion program is often the easiest way to keep a ticket off your record — see our guide to fighting a speeding ticket for how that typically works. For CDL holders, this escape route is largely closed. Federal law prohibits courts from allowing a CDL holder — or anyone required to hold a CDL — to enter a masking program, diversion, or deferred adjudication that would prevent a traffic conviction from appearing on their driving record.
In practice, this means the conviction will show up on your record no matter what informal arrangement a court might otherwise offer a non-commercial driver. This is one of the biggest differences between how a regular driver and a CDL holder should approach a speeding ticket — paying it online and hoping it quietly disappears is not a realistic strategy.
Insurance and Employment Impact
Because CDL violations are visible to employers and insurers in a way ordinary tickets often aren't, the downstream effects tend to be more severe than what a personal-vehicle driver typically experiences — many personal drivers see a noticeable premium increase after a speeding conviction, and commercial insurers tend to weigh safety records even more heavily:
- Commercial insurance premiums frequently rise more sharply after a serious violation than personal auto premiums do, since commercial insurers weigh safety records heavily.
- Employers routinely pull CDL driving records, and a serious violation — let alone a disqualification — can affect current employment or make it harder to find work with a new carrier. If you were cited while driving a company vehicle, see our guide on speeding tickets in a rental car or company vehicle for how employer reporting and paycheck-deduction questions generally work outside the CDL-specific rules above.
- Owner-operators and drivers under their own authority may see their safety profile affected in ways that are visible to brokers and shippers, potentially reducing available freight or contract opportunities.
Fines Still Vary by State
The federal disqualification rules above are the same in all 50 states — but the underlying ticket fine is not. A CDL holder cited for speeding 15 mph over the limit in Ohio will likely pay a different court fine than someone cited for the same speed in California — the exact amount depends on state law, local court costs, and the speed involved — even though the federal "serious violation" classification and disqualification exposure are identical either way. Estimate your state's specific fine before deciding how to respond to a citation.
What You Can Do After a CDL Speeding Ticket
- Don't pay it without understanding the consequences first. Paying a citation online is equivalent to pleading guilty, and it locks in the conviction immediately.
- Understand your exact speed relative to the 15 mph threshold. Whether a violation is classified as "serious" for CDL purposes often comes down to the precise number — this is frequently the central issue in contesting a citation.
- Consider consulting an attorney experienced with CDL cases specifically. General traffic attorneys may not be familiar with the federal disqualification rules that apply on top of standard state penalties, and a reduction to a non-moving violation (where available) can avoid CDL consequences entirely.
- Respond before your deadline. Missing a court date or response window can result in default judgment and immediate reporting, removing options you might otherwise have had.
Frequently Asked Questions
Does a speeding ticket in my personal vehicle affect my CDL?
Yes. Federal rules make no distinction between a CMV and a personal vehicle for "serious traffic violation" purposes. A qualifying speeding conviction in your own car counts the same as one received while working.
Is 14 mph over the limit considered a serious violation?
No. The federal threshold is 15 mph or more over the posted limit. At 14 mph over, standard state fines and points apply, but it does not trigger the federal CDL "serious violation" classification.
Can I attend traffic school to keep a CDL violation off my record?
Generally no. Federal law prohibits masking, diversion, or deferred adjudication programs for CDL holders that would prevent a qualifying conviction from appearing on the driving record.
Will my employer find out about the ticket?
Almost certainly, eventually. Most employers periodically review CDL driving records, and many carriers check them more frequently than the federal minimum requires.
How long does a CDL serious violation stay on my record?
The conviction itself typically remains on your driving record for several years (varies by state), but it only counts toward the federal 60-day/120-day disqualification calculation for three years from the conviction date.
Does this apply to hazmat or passenger endorsements too?
The 15 mph serious-violation threshold and disqualification periods described here apply broadly to CDL holders. Hazmat and passenger-carrying endorsements can carry additional, stricter carrier-level policies on top of the federal minimums — check with your specific carrier or endorsement requirements.
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This article is for general informational purposes only and does not constitute legal advice. CDL disqualification rules involve both federal regulations (49 CFR §383.51) and state-specific enforcement — consult your state's CDL manual or a licensed attorney for guidance specific to your situation.