IFTA rates › Delaware
Delaware IFTA Fuel Tax Rate — 2nd Quarter 2026 (Diesel and Gasoline)
2nd Quarter 2026 rates · last verified 2026-06-27 · source below
For 2nd Quarter 2026, the Delaware IFTA tax rate is $0.2200/gallon for diesel and $0.2300/gallon for gasoline. Use this rate on the miles your fleet drove in Delaware to calculate the Delaware portion of your quarterly IFTA return.
| Fuel | Rate / gallon | Source |
|---|---|---|
| Diesel (special diesel) | $0.2200 | Official IFTA tax matrix |
| Gasoline | $0.2300 |
Some jurisdictions also levy a separate diesel surcharge (e.g. Kentucky, Indiana, Virginia) that is filed in addition to the rate above — confirm on the official matrix. Rates change every quarter.
Frequently asked questions
What is the Delaware IFTA diesel rate for 2nd Quarter 2026?
The Delaware IFTA diesel (special diesel) tax rate for 2nd Quarter 2026 is $0.2200 per gallon, per the official IFTA tax matrix.
How do I calculate IFTA tax owed to Delaware?
Take the taxable gallons your fleet burned in Delaware during the quarter (miles driven in Delaware divided by your fleet MPG), then multiply by the Delaware rate of $0.2200 per gallon, and net it against the fuel tax you already paid at the pump in Delaware.