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IFTA fuel tax rates and information for Alaska
| Diesel | $0.0800 per gallon |
| Gasoline | $0.0800 per gallon |
Rates effective as of 2025-10-01. Rates are subject to change quarterly.
Abbreviation
AK
Country
United States
Region
Pacific
Timezone
Alaska
When traveling through Alaska, you may also need to track miles in these neighboring jurisdictions:
Alaska is a member of the International Fuel Tax Agreement (IFTA). Motor carriers operating qualified vehicles in Alaska must report all miles traveled and fuel purchased in the state on their quarterly IFTA returns.
Fuel purchased in Alaska generates a tax credit at the rate of $0.0800/gallon for diesel. If you travel more miles in Alaska 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 AK.