Alabama IFTA Filing — Rates, Portal & Deadlines

Everything an owner-operator needs to file IFTA in Alabama — current quarterly rates, the base-state portal, surcharge handling, and the common mistakes that lead to penalties.

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Alabama IFTA at a glance

IFTA jurisdictionYes
Administering agencyAlabama Department of Revenue, Motor Vehicle Division
Filing frequencyQuarterly (Apr 30, Jul 31, Oct 31, Jan 31)
SurchargeNo
E-file requiredNo (electronic preferred, paper accepted)
Late penalty$50 or 10% of tax due, whichever is greater
Record retention4 years (fuel receipts, mileage records, ELD logs)

What's specific to Alabama

Alabama is a standard IFTA jurisdiction with no separate weight-distance program. Returns are filed quarterly through the Alabama Department of Revenue's My Alabama Taxes (MAT) portal.

How to file IFTA in Alabama

  1. Compile your quarterly mileage by jurisdiction — including deadhead and detour miles. ELD reports (Samsara, KeepTruckin / Motive, Geotab) export this directly.
  2. Compile your fuel purchases by jurisdiction. Fleet-card CSVs from EFS, Comdata, WEX, or RTS produce this in one click; if you're paying by personal card, you'll be reconciling receipts manually.
  3. Calculate fleet MPG (total miles ÷ total gallons), then taxable gallons per state (state miles ÷ fleet MPG). Use the free IFTA calculator if you'd rather not do this by hand.
  4. Apply the current quarterly rate for Alabama, then net it against fuel tax already paid at the pump in Alabama.
  5. File through the Alabama Department of Revenue, Motor Vehicle Division IFTA portal by the quarterly deadline.
  6. Retain receipts, mileage records, and ELD reports for at least 4 years in case of audit.

Common Alabama IFTA mistakes

Filing a zero return late

Even if you didn't run Alabama this quarter — or didn't run at all — you're still required to file. A late zero return triggers the same $50 minimum penalty as any other late filing.

Mixing up where you fueled vs. where you drove

Fuel purchased at the Alabama state line counts for the state at the pump, not the state you drove next. This is where shoebox-of-receipts owner-operators most often lose IFTA credits.

Using rate-con planned miles instead of actual driven miles

The rate con says one number. Your actual mileage — including detours, fuel stops off-route, and rerouting around weather — is usually 5-10% higher. IFTA wants what you actually drove.

Run your Alabama IFTA in 3 minutes — free

Upload your rate cons and fuel receipts. We pull the Alabamamiles and gallons, apply current quarterly rates, and hand you a filing-ready PDF.

Open the free IFTA calculator

No signup required. One full calc per IP.


Other state IFTA guides

See all 51 state guides →

IFTA Filing Guide for Owner-Operators

Step-by-step IFTA primer covering all 48 states.

How IFTA Math Works

Worked examples of taxable gallons, credits, and net tax.

Owner-Operator Tax Deductions

Schedule C deductions every owner-operator can claim.

Trucking Compliance Checklist

Every DOT, FMCSA, and state filing in one place.

Stop scrambling at quarter-end. The app does Alabama IFTA automatically.

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