What 392.9BA-INACTIVEINTRA means in plain language
392.9BA-INACTIVEINTRA is a violation related to unsafe driving practices. The regulation targets drivers who operate a commercial motor vehicle in a manner that creates an immediate hazard or safety risk on the road. This is a broad category of unsafe conduct that goes beyond specific mechanical failures or documented driver violations—it's about how you're actually driving the vehicle in real-world conditions.
When an inspector cites you for this code, they're documenting that your driving behavior posed a safety concern at the moment they observed you. This might stem from erratic steering, sudden lane changes, aggressive acceleration or braking, or other maneuvers that suggest loss of vehicle control or inattention. Unlike violations tied to equipment or paperwork, this one is about your actions behind the wheel.
What our enforcement data actually shows
Across our 13 million+ inspection records, 392.9BA-INACTIVEINTRA has been cited 1,288 times in our all-time database. Over the last 12 months, we recorded 786 citations, and in the last 90 days alone, 118 citations. This ranks the code #653 out of 3,036 FMCSR violations by citation volume—a mid-frequency violation that officers do enforce, but it's not among the most common infractions.
The out-of-service rate for this violation is 27.0%, meaning inspectors placed the vehicle or driver out of service in roughly 1 out of every 4 cases. This is slightly lower than the all-FMCSR average OOS rate of 31.4%, suggesting that while unsafe driving is taken seriously, inspectors more often allow drivers to continue under warning or citation alone rather than removing them from service immediately.
Monthly trends show this violation remains relatively steady throughout the year. In the 12-month period we tracked, citations ranged from a low of 20 in April 2025 to a high of 82 in October 2025, with 15–26 out-of-service placements each month. This consistency means the violation is being enforced year-round, not clustered in specific seasons.
Who gets cited most
Our enforcement data shows geographic variation in how often this violation is cited. Texas leads by a significant margin with 91 citations in the last 180 days, and crucially, Texas inspectors placed 78 of those drivers out of service (85.7% OOS rate)—far stricter than the national average for this code. California recorded 26 citations with only 1 out-of-service placement (3.8% rate), and North Carolina had 19 citations with 9 out-of-service placements (47.4% rate).
This 82-percentage-point difference between Texas and California enforcement is material. If you drive in Texas, you face a much higher risk of being pulled out of service for this violation compared to California. Other states where this violation is commonly cited include Georgia, Wisconsin, and Pennsylvania, though those states show 0.0% out-of-service rates in our recent data.
Regarding specific carriers, our data shows fleets such as AUTOTRANSPORTE DUR S DE RL DE CV with 8 citations across their operation. Smaller carriers like KARZO TRANSPORTES S DE RL DE C and MK STRONG ARM TRUCKING CO each appear with 5 citations. These numbers reflect citation frequency, not driver quality or compliance culture—they simply indicate that these operations have encountered inspectors citing this code.
How severe is this compared to similar codes
392.9BA-INACTIVEINTRA is one of several unsafe driving violations in the regulatory framework. Compare it to 392.2 (Operating a CMV while ill or fatigued), which has accumulated 1,208,164 citations all-time with a 0.8% OOS rate. That code is cited roughly 940 times more often, but when it is cited, it results in out-of-service far less frequently.
Another peer code is 392.2RG, also covering unsafe operation due to illness or fatigue, with 96,652 all-time citations and a 0.1% OOS rate. That code is enforced roughly 75 times more often than 392.9BA-INACTIVEINTRA, and violators are almost never immediately removed from service.
This pattern suggests that 392.9BA-INACTIVEINTRA, while less frequently cited than its peer codes in the unsafe driving category, carries a materially higher risk of immediate out-of-service action when it is enforced. Inspectors appear to view active, observable unsafe driving behavior as more immediately dangerous than the conditions or impairments covered by 392.2, warranting quicker removal from the road.
How to avoid it
Our data reveals patterns in what often co-occurs with 392.9BA-INACTIVEINTRA citations. The most common companion violation is 391.41APC (Medical Certificate violations), appearing in 25 of the last 90 days' co-cited inspections. This suggests that medical or fitness-for-duty issues contribute to unsafe driving observations. Similarly, 392.2RG (Operating while ill or fatigued) appears in 24 shared inspections, and 392.2-SLLSR (fatigue) in 14 inspections.
Before and during your next shift, take these concrete steps:
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Perform a full pre-trip walk-around. Our data shows FORD (195 citations) and FRHT (169 citations) vehicles are most frequently cited for this violation. Regardless of make, verify steering responsiveness, brake feel, and suspension by checking for unusual play or noise. A vehicle with worn steering or brake components can feel unpredictable, leading inspectors to cite unsafe operation.
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Check your medical certificate status. The co-occurrence data shows medical violations present in 25 companion inspections. Ensure your medical certificate is valid, current, and in your possession or on file with your state licensing agency before you log into your vehicle.
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Start your shift well-rested. Fatigue violations co-occur in 38+ of the unsafe driving inspections we reviewed. If you're operating while ill or fatigued, your steering and lane-keeping will deteriorate, and inspectors will notice. Plan your log book to ensure adequate off-duty time.
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Drive smoothly and deliberately. Avoid sudden lane changes, aggressive acceleration or braking, and erratic steering corrections. Inspectors are watching for loss of control or inattention. Smooth inputs reduce the likelihood an inspector will flag your driving as unsafe.
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Check warning devices and emergency equipment. 393.95F (emergency equipment violations) appeared in 12 co-inspections. Ensure triangles or flares are accessible and functional. A well-maintained vehicle with proper emergency gear also signals to inspectors that you're operating safely and professionally.
If you've already received this citation, the good news is it does not automatically result in out-of-service—27% of citations do, 73% do not. However, in Texas that likelihood jumps to 85.7%. Consult with your safety manager or legal advisor on next steps, and use this as a signal to tighten your pre-trip routine and fatigue management practices.