Accounts Payable

Carrier invoice verification, audit, and AP processing for freight brokers

Carrier invoice verification is the line-by-line check of every carrier invoice against the rate confirmation before payment. You pay what you actually owe, not what was billed by mistake. ClearLane audits every carrier invoice for freight brokers, 3PLs, trucking companies, and freight forwarders: each invoice verified against the rate confirmation before payment, accessorials checked for documentation, duplicates caught, and AP prepared in your format with a 99 percent accuracy target. These invoice audit services run on every load, not a sample.

Invoice Audit

AP processing & carrier invoice audit

Stop paying invoices that do not match the rate confirmation. Our team audits every carrier invoice, flags overbillings, duplicates, and accessorial errors, and approves only what is correct before payment.

The audit is line by line, not spot-check: base rate against the confirmed rate, fuel surcharge against the agreed formula, every accessorial against its backup, and the invoice against payment history to catch duplicates and double submissions. Clean invoices move straight to payment; exceptions get worked with the carrier before money leaves.

The full check sequence is published in the freight invoice audit checklist, and the charge definitions in the accessorial charge reference. For how accuracy is measured, see how we measure it.

Invoice Accuracy

99 %

Reporting

Weekly

Where does freight AP leak money?

Carrier invoices do not always match the rate confirmation. Fuel surcharges, accessorials, and duplicate billings slip through when AP is processing high volume under deadline pressure. Without a line-by-line check against the rate con, you pay overages you never agreed to.

A few dollars of overbilling across thousands of loads quietly adds up to real margin lost. The only way to stop it is to verify every invoice before the payment goes out.

Overbilling rarely announces itself. A rate typed once at dispatch and differently on the invoice, a detention charge with no timestamps, a duplicate submission three weeks after the original: at volume, small leaks compound into real money. Industry experience puts carrier invoice discrepancies in the low single digits as a share of AP spend, which at 2 million dollars a month in carrier payments is tens of thousands of dollars a year quietly overpaid.

What do our invoice audit services check on every load?

A carrier invoice audit is the check that runs before any carrier gets paid. Every invoice gets matched against the rate confirmation, the accessorial approvals, and the load file. The line items that get flagged are the ones that quietly add up. A fuel surcharge built on the wrong base rate. A detention charge with no supporting notes. A duplicate invoice submitted under a second pro number. An accessorial that was never authorized.

The audit runs the same way across every mode, the line items just change. On LTL, that means verifying freight class, reweigh charges, and the accessorials that get added after delivery. On drayage, it means checking per diem, chassis fees, and demurrage against the free time the carrier actually used. Catching these before payment is cheaper than clawing them back after.

Running the checks in-house? Use the free freight invoice audit checklist, including LTL, reefer, and heavy freight variants.

How does carrier invoice verification work?

1

Discovery

We map your carrier invoice flow, payment terms, and where overbillings tend to slip through.

2

Onboarding

We connect to your existing TMS and accounting system. No migration, no new platform to learn.

3

Ongoing operations

Your dedicated team audits every invoice against the rate confirmation and approves only what is correct before payment.

4

You scale

Volume grows without adding headcount to your billing desk. The desk just keeps pace.

Free resource: the carrier invoice audit checklist, seven printable versions by freight type plus an Excel findings log.

What a clean AP process does for your margin

Every overbilling you catch is margin you keep. Auditing invoices before payment stops duplicate charges, wrong accessorials, and rate mismatches from quietly eating your spread. It also keeps carrier relationships clean, because discrepancies get resolved before money moves, not after a payment has to be clawed back.

What good looks like: every invoice audited before payment, discrepancies resolved with the carrier instead of absorbed, carriers paid on time so your reputation stays strong, and an AP file your accountant can trust at close. Paying exactly what you owe, on schedule, is margin protection and carrier relations at the same time.

Once carrier invoices are verified and approved, those transactions hit your books. Add outsourced bookkeeping to keep AP records clean.

Works inside the systems you already run

We work inside the platforms you already run, with no migration and no new software to learn.

McLeodTMWAljexMercuryGateTaiTurvo

Frequently asked questions

What does a carrier invoice audit check for?

Every invoice is matched line by line against the rate confirmation. We check the linehaul rate, fuel, accessorials, and any added charges, then flag duplicates, rate mismatches, and charges that were never agreed to. Only what is correct gets approved for payment.

Individually they look small: a wrong fuel surcharge here, a duplicate accessorial there. Across thousands of loads a year, those few dollars compound into real margin. Because they hide inside high invoice volume, most go unnoticed without a systematic check against the rate con.

Yes. ClearLane audits and processes invoices inside the systems you already use, including McLeod, TMW, Aljex, and others. There is no migration and no new platform for your team to learn.

A clerk under deadline pressure approves invoices to keep carriers paid on time, and a line-by-line rate-con comparison is the first thing that gets skipped. A dedicated audit team checks every invoice the same way every time, so discrepancies get caught consistently rather than only when someone has a spare minute.

Yes. Bookkeeping is a standalone add-on delivered by a separate dedicated team inside QuickBooks, Xero, FreshBooks, or Sage. After AP is audited and approved, it keeps those transactions recorded and reconciled.

Invoice audit services check each carrier invoice against the rate confirmation and the load file before payment goes out. The audit catches overbillings, duplicate invoices, unauthorized accessorials, and rate discrepancies. For a freight broker or 3PL, that is the difference between paying what you agreed to and paying what the carrier typed.

Yes. On LTL, the audit verifies freight class, reweigh charges, and delivery accessorials, which is where class-based billing errors hide. On drayage, it checks per diem, chassis fees, and demurrage against the free time the carrier actually used. The process is the same across modes, the charges being verified are what change.

Related services

AR Management & Collections

Cut DSO and collect faster with a managed accounts receivable (AR) desk that works every open invoice.

Bookkeeping

Reconciled books and clean month-end close.

Pre-Billing Revenue Audit

Catch detention, layover, and accessorials.

Explore all back-office services

See how POD, AP audit, billing, AR, compliance, and bookkeeping fit together.

Get Started

Start with one service, expand later

Most clients begin with POD chasing or invoice verification, then grow into full back-office management.