Unified Carrier Registration is an annual federal requirement for anyone operating commercial motor vehicles in interstate commerce, along with brokers, freight forwarders and leasing companies. The fee is tiered by fleet size, and the money funds state enforcement programs.
It is one of the easiest filings to get wrong and one of the easiest to forget. The most common mistake is miscounting the fleet — the number is based on the vehicles reported on your most recent MCS-150, and getting it wrong pushes you into the wrong fee bracket in one direction or the other. The second most common mistake is simply not filing, because unlike IFTA or IRP there is no decal or credential to remind you.
Enforcement is real: states check UCR status at roadside and at scales, and an unregistered carrier can be fined and delayed. We file your UCR, confirm the fleet count against your MCS-150, and keep your registration current year over year.
What you get
- Fleet count verified against your MCS-150 before filing
- Brokers and freight forwarders handled, not just carriers
- Confirmation documents sent for your compliance file
- Annual renewal reminders so it never lapses
Who needs this
- Motor carriers operating commercial vehicles in interstate commerce
- Private carriers hauling their own goods across state lines
- Freight brokers and freight forwarders
- Leasing companies with vehicles in interstate commerce
- Carriers based in any participating state
What to bring
Have these ready and we can usually turn things around without a second round of questions.
- USDOT number
- MC number, if you hold operating authority
- Current vehicle count as reported on your MCS-150
- Company legal name and address as registered with FMCSA
- Prior year UCR confirmation, if renewing
How the process works
- 1
Confirm your details
We pull your USDOT record and verify the fleet count and company information match what FMCSA has on file.
- 2
Determine the fee tier
Fleet size determines the bracket. We confirm the count before filing rather than after, which is when corrections get expensive.
- 3
File and pay
We submit the registration and pay the fee, then send you the confirmation for your records.
- 4
Annual reminder
We flag your account for next year's registration period so it does not get missed.
Turnaround
Same-day filing in most cases once we have your USDOT details. Register early in the season — the registration period opens well before the enforcement date.
UCR Registration — frequently asked questions
When do I need to register for UCR?
The registration period for the coming year typically opens in the autumn, and registration must be complete before enforcement begins at the start of the calendar year. Filing early avoids both the year-end rush and any risk of being stopped in January without valid registration.
How is the UCR fee calculated?
By fleet size, in brackets. The count is based on the number of commercial motor vehicles you reported on your most recent MCS-150 filing. Brokers and freight forwarders without vehicles pay the lowest bracket. Because the brackets are wide, an inaccurate vehicle count can easily move you into the wrong tier.
What happens if I do not register?
States enforce UCR at roadside inspections and weigh stations. An unregistered carrier can be fined, and the amount varies by state. There is no grace period once enforcement begins, and paying the fine does not substitute for registering.
I am a broker with no trucks. Do I still need UCR?
Yes. Brokers, freight forwarders and leasing companies are all required to register even without operating any vehicles. You register in the lowest fleet-size bracket.
Does UCR replace IFTA or IRP?
No — they are separate programs with separate requirements. UCR is a flat annual fee tied to fleet size. IRP is apportioned registration for your plates. IFTA is quarterly fuel tax reporting. Most interstate carriers need all three.