What 392.80 means in plain language
FMCSR 392.80 prohibits operating a commercial motor vehicle while using a hand-held mobile telephone. This means that if you are actively driving—steering, accelerating, braking, or otherwise controlling the vehicle—you cannot hold and use a phone in your hand.
The regulation applies to phones held to your ear, held in your hand while texting or scrolling, or held to your face for any communication purpose. Hands-free devices (mounted phone speakers, Bluetooth headsets, voice-activated systems) are permitted, as are brief glances at a mounted navigation screen. The distinction is simple: the phone cannot be in your hand while the vehicle is in motion and you are at the controls.
This code falls under the Unsafe Driving category in the BASIC 1 group, meaning violations are tracked as part of your CSA safety record and can affect your carrier's audit outcomes and your own hiring eligibility.
What our enforcement data actually shows
Across our 13 million+ inspection records, 392.80 has been cited only 56 times all-time, with zero citations in the last 12 months and zero in the last 90 days. This makes it the rarest cited violation in the unsafe driving category by a wide margin.
Of those 56 citations, zero resulted in out-of-service (OOS) orders—an OOS rate of 0.0%. By contrast, the all-FMCSR average OOS rate is 31.4%, meaning inspectors almost never remove a vehicle from service for this violation alone. This extremely low enforcement frequency suggests that either this violation is rarely observed during roadside inspections, or when it is observed, officers typically issue citations without escalating to immediate vehicle removal.
392.80 ranks #1595 out of 3,036 FMCSR codes by citation volume, placing it in the lowest 10% of cited violations nationwide.
Who gets cited most
Our data shows limited geographic distribution: the 56 all-time citations are scattered across multiple states with no single jurisdiction dominating enforcement. Federal Express Corporation (USDOT 86876) accounts for 3 citations—the highest among any single carrier. The remaining citations are distributed across carriers such as XPO Logistics Freight Inc, Admiral Transport Corporation, Sanimax ATO Inc, Hunt Transportation Inc, Horizon Transport Inc, and others, each with one or two citations.
Vehicle makes most frequently cited include Freightliner (15 citations), Volvo (14 citations), Wabash National (7 citations), Peterbilt (5 citations), Great Dane (5 citations), and International (5 citations). These reflect the general distribution of Class 8 trucks on U.S. highways and do not indicate any particular model is targeted for this violation.
How severe is this compared to similar codes
392.80 is dramatically rarer than other Unsafe Driving violations. For comparison:
- 392.2 (Operating while ill or fatigued) has been cited 1,208,164 times—over 21,500 times more frequently than 392.80—with a 0.8% OOS rate.
- 392.2-SLLSR (Operating while ill or fatigued, state-level subcode) shows 191,232 citations and a 0.1% OOS rate.
- 392.2-SLLEQP (Operating while ill or fatigued, equipment subcode) has 72,352 citations and a 2.4% OOS rate.
The sheer citation volume gap underscores that 392.80 violations are exceptionally uncommon in DOT enforcement. Most unsafe driving citations are for fatigue, illness, or inattention—not phone use specifically.
How to avoid it
Before your trip:
- Mount your phone securely on your dash or windshield before you begin driving. Many truck-rated mounts cost under $20 and eliminate the temptation to hold the device.
- Enable Do Not Disturb or airplane mode during driving hours so incoming calls and texts don't distract you.
- Charge your phone fully and set GPS navigation before departure so you won't fumble for the device mid-route.
- Brief yourself on your planned route so you minimize the need to consult maps while moving.
While driving:
- Never pick up your phone, even at a red light or in stopped traffic, if the engine is running and you are in the driver's seat.
- Use voice commands ("Hey Siri" or "OK Google") to make calls, send texts, or update navigation if your phone supports these functions.
- If you must take a call, pull safely off the road, put the vehicle in park, and turn off the engine before handling your phone.
- Designate a co-driver or use a dispatch app that reads messages aloud so you stay informed without touching the phone.
The 0.0% out-of-service rate for this code indicates that a citation alone will not halt your operation, but it will add severity points to your CSA profile and may affect your carrier's overall safety ratings. Prevention is far simpler than managing the citation aftermath.