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2026 Q3 Official Rates

Ohio IFTA Tax Rates for 2026 Q3

Official Ohio diesel and gasoline fuel tax rates for Q3 2026 — ODT OH|TAX eServices filing requirements, Midwest freight crossroads, and audit documentation guidelines.

Data lookup page: this page lists official Ohio IFTA fuel tax rates, filing deadlines and penalty rules. It does not calculate your return — run your numbers in the IFTA calculator.

Ohio IFTA Rates for Q3 2026 (Jul - Sep 2026): What Carriers Need to Know

Ohio posts $0.4700 per gallon for special diesel and $0.3850 per gallon for gasoline for Q3 2026, as published in the official IFTA Inc. Tax Matrix effective July 1, 2026. These steady quarterly figures form the statutory baseline for interstate motor carriers logging miles across the Buckeye State.

The Ohio Department of Taxation (ODT) administers the International Fuel Tax Agreement for Ohio-based interstate motor carriers. Account management, license applications, quarterly return submissions, and decal renewals are conducted electronically through the secure OH|TAX eServices platform accessible via OHID.

Because Ohio serves as a major eastern freight crossroads where key interstate corridors intersect, carriers frequently burn substantial fuel volume within state borders. Operating on high-density freight lanes like I-70, I-75, I-80/I-90 (Ohio Turnpike), and I-71 requires accurate mileage allocation and verified fuel purchase records to avoid tax discrepancies.

IFTA tax obligations accrue where fuel is consumed rather than where it is pumped. Maintaining trip manifests and retail pump receipts protects carriers from statutory tax assessments and penalty calculations during routine Department of Taxation audits.

Ohio Quarterly Fuel Tax Rates — Last 4 Quarters

Ohio Fuel Tax Rates by Quarter
Q3 2026 (Jul - Sep 2026)
Last four quarters, U.S. dollars per gallon, exactly as printed in the IFTA Inc. Tax Matrix.
QuarterDiesel (USD/gal)Gasoline (USD/gal)Separate Surcharge
Q3 2026Current0.47000.3850—
Q2 20260.47000.3850—
Q1 20260.47000.3850—
Q4 20250.47000.3850—

Ohio maintains a steady rate of $0.4700 for special diesel and $0.3850 for gasoline across the last four quarters. No separate surcharge is flagged in the Tax Matrix.

Source: IFTA Inc. Tax Matrix (Q3 2026 (Jul - Sep 2026)) plus the Ohio Department of Taxation - IFTA. Rates verified 2026-09-03; they change quarterly.

Quarterly Deadlines

File quarterly returns promptly: Q1 due April 30, Q2 due July 31, Q3 due October 31, and Q4 due January 31. When a due date lands on a weekend or holiday it rolls to the next business day.

Q1 (Jan - Mar)April 30
Q2 (Apr - Jun)July 31
Q3 (Jul - Sep)October 31
Q4 (Oct - Dec)January 31

1. Filing OH IFTA Returns: Essentials & Deadlines

How Ohio filing works
From the official Ohio source — see the link in the rate table above.

Quarterly filing schedule and business-day roll

Quarterly IFTA returns must be submitted by the final calendar day of the month following each quarterly period: April 30 for Q1, July 31 for Q2, October 31 for Q3, and January 31 for Q4. When the deadline coincides with a weekend or state holiday, filing rolls to the next business day under standard IFTA rules.

Mandatory online filing via OH|TAX eServices

The Ohio Department of Taxation mandates electronic filing of all quarterly IFTA returns and payments through OH|TAX eServices. Filers must maintain an active OHID account to access the motor carrier portal and submit returns.

Annual credentials and decal renewals

Carriers based in Ohio must renew their IFTA license annually and display two decals on each qualified motor vehicle. Renewals must be finalized before December 31 to maintain continuous operating credentials for the upcoming calendar year.

Single-trip permits for non-IFTA travel

Carriers operating qualified commercial vehicles in Ohio without an active IFTA credential must purchase a 4-day temporary fuel trip permit prior to entering the state.

Late penalties & interest

Statutory late filing penalty

Failing to file a quarterly return on time or underpaying reported tax balances triggers a mandatory penalty of $50 or 10 percent of the delinquent tax amount, whichever figure is greater.

Interest assessed from statutory due date

Delinquent tax liabilities accrue statutory interest from the original return due date until the liability is settled in full. Interest charges compound monthly on unpaid balances.

Four-year audit recordkeeping requirement

ODT requires carriers to preserve comprehensive trip reports, daily vehicle mileage logs, and itemized fuel receipts for four full calendar years from the return filing date.

2. Managing Ohio Freight Corridors & Fuel Exposure

With diesel steady at $0.4700 and gasoline at $0.3850 per gallon, Ohio represents a critical midwestern transit corridor. Proper log coordination ensures audit readiness.

Ohio connects eastern manufacturing centers with midwestern freight distribution points. Cross-state transit along I-70, I-75, and the Ohio Turnpike (I-80/I-90) generates dense interstate mileage. At $0.4700 per gallon, uncredited diesel purchases quickly result in balance dues when filing quarterly returns.

Auditors inspect trip reports for accurate beginning and ending odometer readings, jurisdiction boundaries, route traces, and itemized retail receipts specifying gallons, fuel type, vehicle number, and vendor address. Missing logs frequently lead to estimated miles assessments calculated at default fleet MPG figures.

Use the free IftaDesk calculator to test your multi-state routes across Ohio and neighboring states like Pennsylvania, Indiana, and Michigan to ensure accurate quarterly reporting.

OH IFTA Tax Rates — Frequently Asked Questions

Done looking up rates? Run the numbers.

The rate table tells you what Ohio charges per gallon. The calculator turns that into your actual quarterly return, and the mileage tracker splits your miles state by state.

Browse the full 48-state rates table

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