UCR 2027 Window Open Unified Carrier Registration annual filings are now active for commercial interstate fleets.

Contact Our Compliance Specialists

Speak with a DOT compliance agent regarding your UCR registration, fleet bracket determination, MCS-150 updates, or state audit protection.

Average Response: Under 15 Min

Compliance Help Desk

Our transportation specialists assist owner-operators, fleet managers, and dispatchers nationwide.

Phone Support (307) 333-9012 Immediate compliance consultation & filing assistance
Email Help Desk support@dotdrivercertification.com Fast ticketing for documents, certificate lookups & receipts
Filing & Business Hours Monday – Friday: 8:00 AM – 6:00 PM EST Self-service online portal active 24/7/365
Office Address 1846 N Loop 1604 W, Ste 205
San Antonio, TX 78248
Corporate headquarters & compliance administration
Filing Division DOT Driver Certification Unified Carrier Registration Document Services

Send an Inquiry

Complete the form below and an assigned compliance specialist will review your request promptly.

Rapid Turnaround

Inquiries are assigned directly to active transportation specialists for fast resolution.

Certified Compliance

Full guidance on fleet brackets, non-participating base state selection, and exemptions.

Audit Defense Protection

Every filing submitted through our service includes archived certificates and audit support.