Guides
Everything about UCR, in plain English.
Written from the statute, the regulation, the UCR Plan's own materials and state DOT pages — with the citations next to the claims. Free, no email required.
What is UCR?
What the Unified Carrier Registration program is, why it exists, who runs it, what it is not (it isn't a license, insurance, plates or a fuel tax), and how the 41-state agreement works.
7 min · updated Nov 4, 2026
Who must register
Motor carriers, private carriers, exempt carriers, freight forwarders, brokers and leasing companies in interstate commerce must register. The myths that get people fined, and the real exemptions.
8 min · updated Nov 4, 2026
Counting vehicles
Only self-propelled vehicles count, trailers never do. The MCS-150 count versus the actual 12-month count, the intrastate-only exclusion, and the records to keep for three years.
8 min · updated Nov 4, 2026
2027 UCR fees
The final 2027 fee table from 49 CFR 367.50 ($55 to $54,165), why fees rose about 20%, and the full bracket history back to 2022.
6 min · updated Nov 4, 2026
Deadlines & calendar
Registration opens October 1, pay by December 31, enforcement starts January 1, and public registration for a year closes September 30 of the following year. What is open right now.
5 min · updated Nov 4, 2026
Base state
The 41 participating states, the 9 states plus DC that don't participate, and the official rule for choosing a base state when yours doesn't — including Canadian and Mexican carriers.
6 min · updated Nov 4, 2026
Penalties & enforcement
What happens without UCR: state fines from $100 to $500 per day, out-of-service orders, the 392.2 UCR violation code, the January and June enforcement weeks, and how FARs audits work.
7 min · updated Nov 4, 2026
UCR vs other registrations
The registrations new carriers confuse with UCR, who issues each, how often it renews, and how the UCR vehicle count is cross-checked against MCS-150 and IRP records.
6 min · updated Nov 4, 2026
UCR for brokers
Brokers and leasing companies owe the lowest-bracket fee ($55 in 2027) regardless of size; freight forwarders pay by fleet; a broker who is also a carrier pays once as a carrier.
5 min · updated Nov 4, 2026
Register yourself at ucr.gov
The do-it-yourself path: what to prepare, the ten steps on the official portal, payment methods and their processing fees, mailing a voucher, and auto-renewal.
7 min · updated Nov 4, 2026
Scams & third-party filers
The 'your UCR is expired' letters, hidden auto-renewals, phone calls asking for card numbers, and the questions to ask any filing service — including us.
6 min · updated Nov 4, 2026
Check UCR status
Where to verify a UCR registration for free, what the lookup shows, why no sticker or cab card is required, and why you should never check status through a link in an email.
4 min · updated Nov 4, 2026
UCR 2027
File it today.
About 5 minutes. Government fee at cost, our fee from $39, official receipt by email. No account needed.