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IFTA fuel tax rates and information for Kentucky
| Diesel | $0.2270 per gallon |
| Gasoline | $0.2460 per gallon |
Rates effective as of 2025-10-01. Rates are subject to change quarterly.
Abbreviation
KY
Country
United States
Region
Southeast
Timezone
Eastern
When traveling through Kentucky, you may also need to track miles in these neighboring jurisdictions:
Kentucky is a member of the International Fuel Tax Agreement (IFTA). Motor carriers operating qualified vehicles in Kentucky must report all miles traveled and fuel purchased in the state on their quarterly IFTA returns.
Fuel purchased in Kentucky generates a tax credit at the rate of $0.2270/gallon for diesel. If you travel more miles in Kentucky than the fuel you purchased would cover, you'll owe additional tax. If you purchased more fuel than you used, you'll receive a credit.
Use our free calculator to determine your tax liability for KY.