Skip to contentIFTA HQ

Wisconsin IFTA Calculator

Wisconsin IFTA fuel tax rates, Q3 2026

Fuel typeRate per gallonChange from last quarter
Diesel$0.3290No change
Gasoline$0.3290No change
Propane (LPG)$0.2260No change
LNG$0.1970No change
CNG$0.2470No change
Biodiesel$0.3290No change
Diesel rate rank among IFTA jurisdictions
28 of 57
Administered by
Wisconsin Department of Transportation
State agency IFTA page
wisconsindot.gov

Calculate your Wisconsin IFTA tax

Return due Nov 2, 2026

The state that issued your IFTA license. It appears on your worksheet.

Miles and fuel by jurisdiction
Total miles
0
Total gallons
0
Fleet MPG
—

Diesel tax in neighboring jurisdictions

JurisdictionEffective rate per gallonCompared with here
Iowa (IA)$0.3250-$0.0040
Illinois (IL)$0.7380+$0.4090
Michigan (MI)$0.5240+$0.1950
Minnesota (MN)$0.3260-$0.0030

Diesel rate by quarter

QuarterRate per gallon
Q3 2026$0.3290
Q2 2026$0.3290

Calculate by state