CarrierScrub
What is double brokering?
“Double brokering” is an industry term, not a legal one. It usually means a load tendered to one carrier is quietly re-brokered to a different carrier, without the original broker's or shipper's knowledge, and often by an operator who holds no broker authority to do it.
The version that costs brokers money is fraud. Someone impersonates a legitimate, established carrier to win the load, re-brokers it to a real carrier at a lower rate, and collects the payment. The carrier that actually hauled the freight goes unpaid, and the broker is left with a claim against a company that never existed or never agreed to the load.
Is double brokering illegal?
Brokering interstate freight without broker authority is. Under 49 U.S.C. § 14916(a), a person may provide interstate brokerage services only if registered with FMCSA as a broker and meeting its financial-security requirement. Under § 14916(c), anyone who knowingly authorizes, consents to, or permits a violation is liable to the federal government for a civil penalty of up to $10,000 per violation, and to the injured party for all valid claims regardless of amount. Under § 14916(d), that liability applies jointly and severally to the company and to its individual officers, directors, and principals.
Enforcement is the weak point. In its July 2024 report to Congress, FMCSA stated that since the 2019 Riojas decision it has lacked the statutory authority to assess civil penalties administratively for unauthorized brokerage, and must instead seek them in federal district court. FMCSA asked Congress to restore that authority. Separately, § 14916(c) gives the injured party its own claim for its losses.
How do I verify a carrier's dispatcher?
Check the number, not the name. FMCSA's own guidance is to confirm a carrier's phone number in SAFER, its public registration lookup, before you discuss a load. Open the carrier's Company Snapshot and compare the telephone listed there with the number the dispatcher gave you or called from. A shared number is not rare: in FMCSA's legacy files, last updated 14 May 2026, 3,528 carriers with active authority shared a telephone number with a carrier whose authority had been revoked (Q3 2026 fraud signals report).
If the two differ, FMCSA's advice is direct: “call the number posted in SAFER for the company to discuss the load.” The same guidance adds two points that are easy to miss:
- If a carrier's SAFER record shows no phone number at all, FMCSA says to consider not contracting until you can confirm the transaction is valid.
- An employee's identity can be stolen too, so a caller who names a real person at the carrier has not confirmed anything by doing so.
What does a mismatched phone number mean?
Less than it looks like. Dispatchers routinely call from a personal mobile or work for a third-party dispatch service rather than the carrier's office line, and carriers change numbers without updating their MCS-150 registration. A mismatch is a reason to call the SAFER number and confirm. It is not a finding that the caller is dishonest.
A match means less than it looks like, too. Caller ID can be spoofed, so an inbound call can be made to display a carrier's real, registered number. That is why FMCSA's advice is to call the SAFER number back rather than trust the number a call arrived from: dialing out to the registered number is the step spoofing cannot fake.
Is this load a double-brokering scam?
Seven situations brokers and carriers run into. Pick what you would do; the answer gives the reason and the rule or FMCSA guidance behind it.
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Scenario 1 of 7
A dispatcher books your load from a mobile number. The carrier's SAFER Company Snapshot lists a different phone.
Answer
Call the SAFER number. FMCSA's advice for exactly this case: “call the number posted in SAFER for the company to discuss the load.” A mismatch has ordinary explanations, a personal mobile or a dispatch service, so it proves nothing on its own. Booking on the dispatcher's word skips the one step a spoofed or stolen identity cannot fake: you dialling the registered number yourself.
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Scenario 2 of 7
A carrier whose operating authority was granted five days ago asks for your load. The authority is active, its liability insurance on file meets the requirement, and the phone you were given matches SAFER.
Answer
Book it, after the usual checks. Every carrier starts with a new authority. FMCSA grants it only after its vetting and a public protest period, and then monitors the carrier as a new entrant “for a period of 18 months.” A brokerage can set its own minimum age for carriers; that is a business policy, not evidence about this carrier. Holding back payment for a load that was hauled is not a vetting step.
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Scenario 3 of 7
Two days after pickup, an email from the carrier's “billing department” asks you to pay a new factoring company, into a new bank account, on quick pay.
Answer
Change nothing until it is confirmed. Carriers do change factors, which is why a fake request works: an email is the easiest part of the chain to impersonate. FMCSA's guidance is to research the numbers and call the companies, and it warns that “it is possible the identity of an employee of the business you are contacting has also been stolen.” Call the carrier on its SAFER number and the factoring company on a number you looked up yourself, never the ones in the email.
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Scenario 4 of 7
The truck arrives at pickup. The name and USDOT number on the door belong to a different company from the carrier on your rate confirmation.
Answer
Hold it and confirm. FMCSA's advice is to “confirm the name and numbers on the truck that shows up to load are the same as the one with which you contracted.” It may be an owner-operator leased to your carrier, which is lawful, or your load may have been passed to someone you never vetted. Only the carrier you contracted with can say which, so ask it, on the number FMCSA has for it. Record the tractor and trailer plates either way.
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Scenario 5 of 7
An hour after you tender a load, it appears on a load board at a lower rate, posted by a company you have never heard of. FMCSA shows no broker authority for it.
Answer
Call your carrier and hold the load. Under 49 U.S.C. § 14916(a), a person may provide interstate brokerage services only if registered with FMCSA as a broker and meeting its financial-security requirement, and FMCSA counts it as fraud “when someone acts as a broker and is not registered with FMCSA.” Your load being re-sold by an unregistered company is the double-brokering pattern this page describes.
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Scenario 6 of 7
You are the carrier. A broker you have never worked with offers a rate far above the market, agrees at once to everything you ask, and calls it a “blind load” when you ask where it delivers.
Answer
Stop the transaction. This one is FMCSA's own list. It tells carriers to stop if they question the destination “and are told it's a ‘blind load’”, if “the broker is quick to agree in paying you more”, or if “the rate far exceeds the current market rate.” The scheme that leaves a broker with a missing load leaves a carrier with an unpaid one.
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Scenario 7 of 7
Before you tender, a company holding both active carrier and active broker authority tells you in writing that its trucks are full. It names the partner carrier it would use, with that carrier's USDOT number, and asks you to approve. The partner's authority and insurance check out.
Answer
Not a scam. This is disclosed brokerage by a registered broker. Section 14916 is aimed at brokering without registration, and 49 CFR 371.7(a) requires a broker to work in the name its registration is issued in, which this one is doing. What makes double brokering a scam is that it is hidden, and usually unregistered. Two things still apply: many broker-carrier agreements forbid re-brokering without consent, so check yours, and the partner is the one hauling your load, so it gets the same check as any carrier.
What a Shield check adds
Shield runs FMCSA's phone check for you and adds an independent read of the line itself. Give it the carrier's USDOT or MC number and the number you were given, and it:
- compares that number with the telephone on the carrier's FMCSA registration, the same check SAFER lets you do by hand;
- asks an independent phone-verification service whether the number is a valid, active line, what type of line it is, and whether it is associated with the carrier's registered officer or legal name;
- returns one call, GO, CAUTION or STOP, beside the carrier's usual operating-authority and insurance verdict.
A STOP needs two independent things to be wrong at once: the number is not the one on the carrier's registration, and the line itself looks wrong, meaning it is not a valid number, it shows little recent activity, or it is not associated with the carrier's name. Either on its own is a CAUTION, because each has an ordinary explanation. A non-fixed VoIP line, such as Google Voice, is reported but never causes a STOP by itself, since plenty of legitimate owner-operators dispatch from one.
Shield is for signed-in brokerages and runs from the lookup at the top of this page. It costs $0.50 a check; Small Brokerage includes 100 a month and Agency 500. A check that cannot be completed, because the verification service did not answer, is never charged. See pricing.
What Shield does not tell you
- Who is on the phone. It reports facts about a number and a carrier's registration. It never identifies the caller.
- Whether a load was, or will be, double brokered. A clean result is not a guarantee, and no reason code alleges fraud.
- Anything that defeats caller-ID spoofing. If you typed a number from an inbound call, a match is still worth confirming by calling the SAFER number back.
- The carrier's full registered number. Shield shows only its last four digits; the full number is on the carrier's SAFER record, which is where FMCSA says to dial it from.
- BASIC percentiles. FMCSA does not publish them for property carriers. FMCSA's safety rating, out-of-service history and crash history are on the carrier result, dated to the SMS snapshot.