FMCSA: CDL, Hours of Service, Driver Records and Complete Contact Guide

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FMCSA: CDL, Hours of Service, Driver Records and Complete Contact Guide

The Federal Motor Carrier Safety Administration (FMCSA) is the U.S. Department of Transportation agency responsible for commercial motor-vehicle safety oversight. Drivers and carriers use its official resources for federal rules, safety records, registration, training and medical-certification information. This expanded guide brings the directory’s related FMCSA resources together without creating duplicate agency profiles.

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Driver resources and services

The FMCSA Driver Resource Hub provides a starting point for CDL information, entry-level training, medical requirements, military programs, emergency declarations, safe-driving material and complaint routes. Use the topic-specific system when you need a record, provider search or account function.

• CDL and training: Commercial-driver licensing information and the Training Provider Registry for finding listed entry-level training providers.
• Medical resources: Qualification guidance, examination information and the National Registry of Certified Medical Examiners.
• Hours of service and ELDs: Rule guidance, logging-device information and training material.
• Cargo securement and safety: Official regulations and guidance for commercial-vehicle operations.
• Carrier information: SAFER, licensing/insurance resources and safety-performance systems.
• Driver records: Pre-Employment Screening Program and DataQs review routes.
• Drug and alcohol information: The Clearinghouse and its driver learning resources.

Verified headquarters and general support

Headquarters: Federal Motor Carrier Safety Administration, U.S. Department of Transportation, 1200 New Jersey Avenue SE, Washington, DC 20590.

Information and registration: 1-800-832-5660. The central contact page, updated July 30, 2026, lists Monday–Friday 8 a.m.–11 p.m. Eastern and Saturday 9 a.m.–4 p.m. Eastern for its Contact Center. Specialized teams and systems may have different availability. Use the official inquiry form for a written general request. State-specific enforcement contacts appear in the field-office directory.

Purpose-specific FMCSA contacts

These contacts are from the official FMCSA contact directory. For relay access, dial 711; the directory also lists Federal Relay TTY at 800-877-8339. No single general fax is published there; confirm the appropriate destination before faxing documents.

Additional system contacts

• National Registry: 617-494-3003, option 2, and FMCTECHSUP@dot.gov.
• Training Provider Registry technical support: 877-688-2984, option 8, or the TPR message form.
• SAFER website feedback: SAFERFeedback@volpe.dot.gov. Registration and other carrier questions go to 800-832-5660.
• Clearinghouse alternative: DOT’s drug-and-alcohol policy office also publishes 844-955-0207 and Clearinghouse@dot.gov.
• Login.gov / FMCSA access help: 617-494-3003, option 1; FMCTECHSUP@dot.gov. The FMCSA help page lists Monday–Friday 9 a.m.–5 p.m. Eastern and directs carrier/company users to 800-832-5660 or a support question.

Carrier research: SAFER, licensing and SMS

SAFER provides a starting point for a carrier’s public information. The licensing and insurance system covers operating-authority and insurance information. CSA and the Safety Measurement System address safety performance and intervention priorities. Their purposes differ: a safety-performance indicator is not the same as an agency-issued safety rating, and a company name alone may not identify the correct operating entity.

Ask a recruiter or broker for the legal company name and USDOT/MC identifiers, check the appropriate system, and record the retrieval date. Verify any unresolved issue with the agency or carrier before drawing conclusions from an incomplete record.

Driver records, corrections and Clearinghouse

The Pre-Employment Screening Program provides access to driver crash and inspection history for screening. DataQs lets users request and track a review of federal or state safety data believed incomplete or incorrect. Keep the report identifiers and supporting documentation, and follow the review process rather than assuming a general phone call changes a record.

The Drug and Alcohol Clearinghouse is a separate system for covered drug-and-alcohol program violations and related processes. Use its driver learning center for account, consent and return-to-duty information. Do not share account credentials with a recruiter or an unofficial support provider.

Training, medical and regulatory questions

Use the Training Provider Registry to research listed providers, then ask each provider about course scope, fees, enrollment and state requirements. Use the National Registry to locate certified medical examiners and the agency’s medical resources for qualification questions.

For a specific hours-of-service exception, medical determination, cargo requirement or licensing issue, consult the current official rule and the responsible agency or qualified professional. This directory organizes contact routes; it does not replace an individualized determination.

Official references

• Central contact directory
• Driver Resource Hub
• Driver safety and licensing topics
• SAFER support contacts
• TPR support
• National Registry and technical support
• DOT Clearinghouse contacts
• Account support contacts
• CSA driver records and system distinctions
• DataQs

Official sources checked October 9, 2026. Independent informational profile by CompanyDriver.TV. Names and marks belong to their owners. Contact details and services can change. Referral UTM tags identify directory traffic and do not imply an affiliate relationship.