UCR Filing & FMCSA Compliance Guides
Free, expert-written guides on Unified Carrier Registration, base-state rules, tier fees, and the December 31 deadline. Everything interstate motor carriers, brokers, and freight forwarders need to stay compliant.
8 guides covering UCR registration and adjacent FMCSA compliance
UCR Filing
Everything you need to know about Unified Carrier Registration: who owes it, how to file, tier fees, the December 31 deadline, and what happens if you miss it.
What Is UCR Registration? 2026 Guide to Unified Carrier Registration
Unified Carrier Registration (UCR) is a federal program under 49 CFR Part 367 that every interstate motor carrier, broker, and forwarder must renew annually. Here’s what it is and who owes it.
Read GuideHow to File UCR: Base State, Portal Walkthrough, Fleet Count (2026)
Step-by-step: choosing a base state, determining your interstate fleet count, and submitting through the National UCR Registration System or an authorized filer.
Read GuideUCR Tiers and Fees: The 6-Tier Fleet Schedule Explained
UCR fees are set by the UCR Plan board on a 6-tier schedule by fleet size. Here’s what each tier covers and how the federal portion is calculated.
Read GuideWhen Is UCR Due? The December 31 Deadline Explained
UCR registration for the next calendar year opens in the fall and becomes enforceable January 1. There is no grace period — here’s what that means in practice.
Read GuideWhat Happens If You Miss UCR? Roadside, OOS, and State Enforcement
Missing UCR triggers roadside out-of-service orders and state-level fines, even though it rarely affects FMCSA operating authority directly. Here’s what the enforcement chain actually looks like.
Read GuideReady to File? 2026 UCR from $75
Same-business-day electronic submission. Tier-based pricing with the federal fee line-itemized. 100% acceptance guarantee.
File UCR Now — from $75FMCSA Compliance
Adjacent compliance topics: UCR base-state rules, broker and freight-forwarder UCR, and the most common mistakes we see carriers make.
UCR Base State Rules: Participating States, Non-Participating States, Choosing One
41 states participate directly in UCR. If your principal place of business is in one of them, that’s your base state. If not, you pick a participating neighbor. Here’s how the rules actually work.
Read GuideUCR for Brokers and Freight Forwarders: Why You Owe It Too
Brokers and freight forwarders hold interstate operating authority and owe UCR annually — almost always at Tier 1, because UCR counts vehicles you operate under authority, not loads you move.
Read GuideCommon UCR Mistakes: Wrong Tier, Wrong State, Missed Deadline
The most frequent UCR errors are picking the wrong fleet tier, filing under the wrong base state, missing the December 31 deadline, and confusing UCR with other FMCSA filings.
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