Violation code

392.2AU

State Operating Authority violation

Not in SMSOOS· FMCSA A&I All Violations

392.2AU is a Other violation under 49 CFR §392.2AU. It is an out-of-service violation; it is not scored in the SMS. Nationally it was cited 63,577 times in the last five years, with an OOS rate of 10.2%.

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National roadside inspection stats

as of 9/20/2026

Inspections

62,870

that found this code

Violations

63,577

total written

OOS rate

10.2%

6,506 OOS

Source: FMCSA roadside inspection data (last 5 years). The OOS rate is the share of these violations that led the officer to mark the driver or vehicle out of service.

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Not used in SMS BASIC scoring

Recorded on your inspection report and visible on the PSP, but contributes 0 points to CSA BASIC scores — even if cited Out-of-Service.

Violation group: Other
Regulation §: 392.2AU
Severity weight: N/A
Used in SMS: No
Status: Active
Updated: 9/20/2026

Last updated September 2026

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What 392.2AU means — and how to avoid it

In plain English

In plain terms, 392.2AU is cited for state Operating Authority violation. It falls under the FMCSA rules on safe driving of commercial vehicles. Because it’s an out-of-service condition, an inspector can put the driver or vehicle out of service on the spot until it’s corrected.

What the inspector checks

•The unsafe act cited (speed, belt, phone, signaling, etc.)
•Vehicle not operated while ill, fatigued, or unsafe

How to prevent it

✓Drive defensively and within the law — Unsafe Driving points are heavily weighted
✓Don’t drive when fatigued or when the truck isn’t road-ready

How it affects your CSA

0 CSA points

392.2AU is not scored in the SMS. It adds 0 CSA points — even if written out-of-service — but it still appears on the inspection report and the driver’s PSP.

General guidance from the violation’s FMCSA classification — not legal advice, and not a substitute for the inspector’s findings or 49 CFR.

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Challenging 392.2AU through FMCSA DataQs

If this violation was written incorrectly, here are the angles trucking-safety managers use to contest it. Playbook: Codes not used in SMS scoring.

Relevant 49 CFR49 CFR § 392.2

Applicable operating rules

“Every commercial motor vehicle must be operated in accordance with the laws, ordinances, and regulations of the jurisdiction in which it is being operated. However, if a regulation of the Federal Motor Carrier Safety Administration imposes a higher standard of care than that law, ordinance, or regulation, the FMCSA regulation must be complied with.”

Common ways to challenge this code

Not used in SMS — should not affect BASIC
This code is on the inspection report but is excluded from SMS BASIC scoring per Appendix A. Use DataQs to correct the underlying data quality issue if the code was written in error, but understand it does not affect the CSA percentile.
Evidence that wins
- ✓FMCSA SMS Methodology Appendix A reference
- ✓Underlying inspection report

Common pitfalls — avoid these

⚠These codes still appear on PSP — challenge the data if the cite was wrong

⚡ Draft a challenge for 392.2AU →Read the DataQs guide first

Other Other codes

Codes under the same FMCSA violation group

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Frequently asked questions about 392.2AU

What does violation 392.2AU mean?

392.2AU is the FMCSA roadside-inspection violation code for "State Operating Authority violation", part of the Other group, cited under 49 CFR §392.2AU.

What BASIC does 392.2AU affect?

392.2AU is not scored in any CSA BASIC. It is recorded on the inspection report and appears on the PSP, but it contributes 0 points to a carrier's SMS BASIC percentiles.

Is 392.2AU an out-of-service (OOS) violation?

Yes. 392.2AU is an out-of-service violation, meaning the driver or vehicle can be placed out of service at the roadside until the issue is corrected. OOS violations also add an extra severity point in SMS scoring.

How many CSA points does 392.2AU add?

392.2AU adds 0 CSA points because it is not used in SMS scoring, even when written out of service.

How can a driver prevent 392.2AU?

Drive defensively and within the law — Unsafe Driving points are heavily weighted; Don’t drive when fatigued or when the truck isn’t road-ready.

Can 392.2AU be challenged through DataQs?

Yes. If you believe 392.2AU was recorded in error, you can file a Request for Data Review (RDR) through the FMCSA DataQs system with supporting evidence. A successful challenge can remove or correct the violation on your record.

Keep going

CSA points calculator How to challenge a violation Draft a DataQs letter for 392.2AU Carrier CSA lookup CSA glossary

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