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IFTA fuel tax rates and information for Mississippi
| Diesel | $0.1800 per gallon |
| Gasoline | $0.1800 per gallon |
Rates effective as of 2025-10-01. Rates are subject to change quarterly.
Abbreviation
MS
Country
United States
Region
South Central
Timezone
Central
When traveling through Mississippi, you may also need to track miles in these neighboring jurisdictions:
Mississippi is a member of the International Fuel Tax Agreement (IFTA). Motor carriers operating qualified vehicles in Mississippi must report all miles traveled and fuel purchased in the state on their quarterly IFTA returns.
Fuel purchased in Mississippi generates a tax credit at the rate of $0.1800/gallon for diesel. If you travel more miles in Mississippi 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 MS.