395.3(b) — No 30-minute rest break
FMCSA violation code under Hours of Service. Severity weight: 4.
Violation Description
Operating a property-carrying commercial motor vehicle if more than 8 consecutive hours have passed since the last off-duty or sleeper berth period of at least 30 minutes.
About This Violation Code
Code 395.3(b) falls under the Hours of Service BASIC category in FMCSA's Safety Measurement System (SMS). It carries a severity weight of 4 (scale 1-10, higher = more severe).
When this violation is cited during a roadside inspection, it contributes to the carrier's Hours of Service BASIC score. Carriers with high BASIC percentiles may be prioritized for FMCSA interventions including warning letters, investigations, or compliance reviews.
Regulatory Reference
Federal Motor Carrier Safety Regulations
This violation references 49 CFR 395.3 in the Federal Motor Carrier Safety Regulations.