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Louisiana IFTA Calculator

Louisiana IFTA fuel tax rates, Q3 2026

Fuel typeRate per gallonChange from last quarter
Diesel$0.2000No change
Gasoline$0.2000No change
Propane (LPG)$0.1460No change
LNG$0.2000No change
CNG$0.2000No change
Biodiesel$0.2000No change
Diesel rate rank among IFTA jurisdictions
55 of 57
Administered by
Louisiana Department of Revenue
State agency IFTA page
revenue.louisiana.gov

Calculate your Louisiana 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
Arkansas (AR)$0.2850+$0.0850
Mississippi (MS)$0.2400+$0.0400
Texas (TX)$0.2000$0.0000

Diesel rate by quarter

QuarterRate per gallon
Q3 2026$0.2000
Q2 2026$0.2000

Calculate by state