FMCSA Compliance Requirements Directory
Stay informed and maintain operational authority. Use this directory to explore the essential federal standards, safety protocols, and regulatory mandates required for every DOT-licensed trucking fleet.

Federal Mandates
FMCSA Compliance Requirements
REG-49 CFR 382
Drug and Alcohol Clearinghouse
Mandatory database for tracking CDL drug and alcohol program violations. Fleets must perform annual queries on all drivers to ensure safety standards are maintained.
REG-49 CFR 395
ELD Hours of Service (HOS)
Electronic Logging Devices must be installed to record driving time and drive status. Proper management of exemptions and malfunctions is critical for audit readiness.
REG-49 CFR 396
Vehicle Maintenance Files
Carriers must keep detailed records of vehicle inspections, repairs, and maintenance. Records must be retained for at least one year and six months after the vehicle leaves service.
REG-49 CFR 391
Driver Qualification Files
Required documentation for each driver including valid CDL, medical certificate, and driving history. Must be updated annually to maintain compliance.
REG-MCS 150
Biennial Update
Carriers must update their MCS-150 motor carrier identification report every two years. Failure to update can result in DOT number deactivation.
REG-49 CFR 385
New Entrant Safety Assurance
New carriers are subject to a safety audit within their first months of operation. Passing this audit is essential to obtaining permanent registration.
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