Violation code

392.2SLLHOS

State/Local Laws - State/Local Hours of Service

Hours-of-Service Compliance7Non-OOS· SMS Appendix A v3.20

392.2SLLHOS is a Hours violation under 49 CFR §392.2SLLHOS. It falls in the Hours-of-Service Compliance BASIC with a severity weight of 7/10. Nationally it was cited 2,424 times in the last five years, with an OOS rate of 20.8%.

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National roadside inspection stats

as of 6/20/2026

Inspections

2,309

that found this code

Violations

2,424

total written

OOS rate

20.8%

503 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.

Violation group: Hours
Regulation §: 392.2SLLHOS
Severity weight: 7
Used in SMS: Yes
Status: Active
Updated: 6/20/2026

Last updated June 2026

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Notes

DSMS: Y | Comment: Added in 3.15 | Footnote: As of February 1, 2023, the violations in this table are included in SMS. Only violations cited on or after February 1 are included in SMS calculations. This update aligns SMS with how violations are being cited in a new software used for roadside inspections.

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Challenging 392.2SLLHOS through FMCSA DataQs

If this violation was written incorrectly, here are the angles trucking-safety managers use to contest it. Playbook: Hours of Service.

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

ELD malfunction or edit-history defect
The ELD device produced or recorded incorrect duty-status data because of a malfunction, time-zone defect, or edit-history that overwrites driver entries.
Evidence that wins
- ✓ELD malfunction report (date stamped)
- ✓ELD edit history export covering the day of inspection
- ✓Manufacturer support ticket or replacement record
Time was Personal Conveyance, not driving
The duty time the officer flagged was actually Personal Conveyance under FMCSA Regulatory Guidance, and qualifies as off-duty.
Evidence that wins
- ✓ELD record showing Personal Conveyance status
- ✓Trip context (driver heading home / to lodging after relief)
- ✓Carrier Personal Conveyance policy
Adverse driving conditions exception
Driving time exceeded the 11-hour limit because adverse driving conditions extended the maximum driving window by up to 2 hours under §395.1(b)(1).
Evidence that wins
- ✓Weather report or road-closure record for the route
- ✓Driver's contemporaneous note in the log
- ✓Dispatch / load record showing planned arrival before adverse conditions
Sleeper-berth split timing
A 7/3 or 8/2 sleeper-berth split was correctly applied and resets the 14-hour driving window, but was scored as a continuous driving violation.
Evidence that wins
- ✓ELD record showing the two sleeper berth periods
- ✓Time-stamped duty-status changes

Common pitfalls — avoid these

⚠Submitting screenshots instead of the official ELD-mandated data file export
⚠Not asking for the ELD-edit-suggestions log that the driver may have rejected

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

More codes in Hours-of-Service Compliance

Same BASIC category — ranked by national citation volume

View all Hours-of-Service Compliance codes →

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Frequently asked questions about 392.2SLLHOS

What does violation 392.2SLLHOS mean?

392.2SLLHOS is the FMCSA roadside-inspection violation code for "State/Local Laws - State/Local Hours of Service", part of the Hours group, cited under 49 CFR §392.2SLLHOS.

What BASIC does 392.2SLLHOS affect?

392.2SLLHOS falls under the Hours-of-Service Compliance BASIC in the FMCSA Safety Measurement System (SMS).

What is the CSA severity weight of 392.2SLLHOS?

392.2SLLHOS carries a severity weight of 7 out of 10. Higher weights indicate violations more closely tied to crash risk, and they count more toward a carrier's Hours-of-Service Compliance score.

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

No. 392.2SLLHOS is not an out-of-service violation, so on its own it does not trigger an out-of-service order at the roadside.

How many CSA points does 392.2SLLHOS add to a carrier's score?

The point contribution of 392.2SLLHOS depends on its severity weight (7/10) multiplied by a time weight of 3, 2, or 1 based on how recent the inspection is. You can calculate the exact contribution with the CSA points calculator.

Can 392.2SLLHOS be challenged through DataQs?

Yes. If you believe 392.2SLLHOS 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 392.2SLLHOS Hours-of-Service Compliance BASIC Carrier CSA lookup CSA glossary

392.2SLLHOS

National roadside inspection stats

Challenging 392.2SLLHOS through FMCSA DataQs

ELD malfunction or edit-history defect

Time was Personal Conveyance, not driving

Adverse driving conditions exception

Sleeper-berth split timing