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United States · WI
Wisconsin
IFTA fuel tax rates, jurisdiction details, and neighboring states for Wisconsin.
Current tax rates
Diesel
$0.3290/gal
Gasoline
$0.3290/gal
Effective 2026-04-01. Per gallon, USD.
Jurisdiction
Code
WI
Country
United States
Region
Midwest
Timezone
Central
Neighboring jurisdictions
Trips through Wisconsin commonly cross into these. Check their rates if you log miles there too.
IFTA in Wisconsin
Wisconsin is a member of the International Fuel Tax Agreement. Carriers operating qualified vehicles in Wisconsin report all miles traveled and fuel purchased in the state on their quarterly IFTA returns.
Fuel purchased in Wisconsin generates a tax credit at the rate of $0.3290/gal/gal for diesel. If you put more miles on the road in Wisconsin than the fuel you purchased there would cover, you owe additional tax. If you purchased more fuel than you used, you receive a credit.
Calculate WI