Fuel Tax Calculator 2026
Calculate federal and state fuel taxes for gasoline and diesel purchases.
Last Updated: February 2026
Enter total gallons for this fuel purchase.
Federal Fuel Tax
$0.00
North Carolina Fuel Tax
$0.00
Total Fuel Tax
$0.00
Federal Tax per Gallon
$0.00
State Tax per Gallon
$0.00
Total Tax per Gallon
$0.00
Gallons Used
50
Important Disclaimer
This calculator provides estimates for informational purposes only and does not constitute tax, legal, or financial advice. Tax laws are complex and change frequently. Consult a qualified tax professional for advice specific to your situation. CalculatorWallah is not responsible for any decisions made based on calculator results.
Reviewed For Methodology, Labels, And Sources
Every CalculatorWallah calculator is published with visible update labeling, linked source references, and founder-led review of formula clarity on trust-sensitive topics. Use results as planning support, then verify institution-, policy-, or jurisdiction-specific rules where they apply.
Reviewed By
Jitendra Kumar, Founder & Editorial Standards Lead, oversees methodology standards and trust-sensitive publishing decisions.
Review editor profileTopic Ownership
Sales tax and tax-sensitive estimate tools, Education and GPA planning calculators, Health, protein, and screening-formula pages, Platform-wide publishing standards and methodology
See ownership standardsMethodology & Updates
Page updated February 2026. Trust-critical pages are reviewed when official rates or rules change. Evergreen calculator guides are checked on a recurring quarterly or annual cycle depending on topic volatility.
How This Calculator Works
Enter gallons purchased, choose your state, and select gasoline or diesel. The calculator applies federal cents-per-gallon excise tax plus the selected state rate and converts the total into dollar amounts for your transaction.
The output separates federal tax, state tax, total fuel tax, and per-gallon breakdown so you can compare jurisdictions quickly. This is useful for drivers, fleets, and planners who need transparent cost components.
Rates shown are based on the cited source table. Some jurisdictions apply additional formulas or program fees, so this should be treated as a planning estimate, not a final compliance filing value.
What You Need to Know
Federal fuel tax baseline
Federal excise tax is the starting point for most U.S. fuel-tax calculations. For gasoline, the baseline is 18.4 cents per gallon. For diesel, it is 24.4 cents per gallon. Those federal rates are applied nationwide before state differences are added.
Because diesel’s federal rate is higher, heavy-duty and commercial operations often feel stronger tax sensitivity in diesel budgeting. Pairing per-gallon estimates with route and volume assumptions can materially improve fuel-cost forecasting.
Why state rates differ so much
States can use different transportation funding structures. Some rely heavily on fixed cents-per-gallon rates, while others blend fixed taxes with variable components or supplemental fees. That creates large interstate differences even when federal tax is the same.
For personal budgeting, state differences can influence recurring commute costs. For fleets, they can materially shift route economics, lane pricing, and regional operating strategy.
All 50 states fuel tax table
The table below lists state gasoline and diesel rates (cents per gallon) used in this calculator. Federal tax is added separately on top of these state values.
| State | Gasoline Rate | Diesel Rate |
|---|---|---|
| Alabama | 24.0¢ | 30.0¢ |
| Alaska | 8.0¢ | 8.0¢ |
| Arizona | 18.0¢ | 26.0¢ |
| Arkansas | 24.7¢ | 28.5¢ |
| California | 59.6¢ | 45.4¢ |
| Colorado | 22.0¢ | 20.5¢ |
| Connecticut | 25.0¢ | 52.4¢ |
| Delaware | 23.0¢ | 22.0¢ |
| Florida | 30.4¢ | 30.4¢ |
| Georgia | 32.3¢ | 36.2¢ |
| Hawaii | 16.0¢ | 16.0¢ |
| Idaho | 32.0¢ | 32.0¢ |
| Illinois | 47.0¢ | 54.5¢ |
| Indiana | 35.0¢ | 59.0¢ |
| Iowa | 30.0¢ | 32.5¢ |
| Kansas | 24.0¢ | 26.0¢ |
| Kentucky | 26.4¢ | 23.4¢ |
| Louisiana | 20.0¢ | 20.0¢ |
| Maine | 30.0¢ | 31.2¢ |
| Maryland | 46.1¢ | 46.9¢ |
| Massachusetts | 0.2¢ | 0.2¢ |
| Michigan | 30.0¢ | 30.0¢ |
| Minnesota | 28.5¢ | 28.5¢ |
| Mississippi | 18.4¢ | 18.4¢ |
| Missouri | 27.0¢ | 27.0¢ |
| Montana | 33.0¢ | 29.8¢ |
| Nebraska | 29.6¢ | 29.6¢ |
| Nevada | 23.0¢ | 27.0¢ |
| New Hampshire | 22.2¢ | 22.2¢ |
| New Jersey | 42.3¢ | 49.3¢ |
| New Mexico | 17.0¢ | 21.0¢ |
| New York | 25.4¢ | 23.6¢ |
| North Carolina | 40.4¢ | 40.4¢ |
| North Dakota | 23.0¢ | 23.0¢ |
| Ohio | 38.5¢ | 47.0¢ |
| Oklahoma | 19.0¢ | 19.0¢ |
| Oregon | 40.0¢ | 40.0¢ |
| Pennsylvania | 57.6¢ | 74.1¢ |
| Rhode Island | 37.0¢ | 37.0¢ |
| South Carolina | 28.0¢ | 28.0¢ |
| South Dakota | 28.0¢ | 28.0¢ |
| Tennessee | 26.0¢ | 27.0¢ |
| Texas | 20.0¢ | 20.0¢ |
| Utah | 0.3¢ | 0.3¢ |
| Vermont | 32.4¢ | 32.0¢ |
| Virginia | 30.8¢ | 31.8¢ |
| Washington | 49.4¢ | 49.4¢ |
| West Virginia | 35.7¢ | 35.7¢ |
| Wisconsin | 30.9¢ | 30.9¢ |
| Wyoming | 24.0¢ | 24.0¢ |
How to use this for better planning
If you are a household budgeter, use annual gallons consumed and your state profile to estimate yearly fuel-tax spend. If you are a business operator, combine this with mileage, MPG assumptions, and route state-mix to model quarterly and annual fuel-tax exposure.
Re-check source tables periodically because state rates can change. Keeping your model current prevents silent drift in cost assumptions over time.
Why fuel tax matters in real-world cost planning
Fuel tax is easy to ignore because it is built into the pump price, but it plays a real role in transport budgeting, route comparison, and fleet planning. When fuel costs rise, users often blame only the underlying commodity price, even though tax structure can also be part of the difference across states or fuel types. A calculator helps separate those layers and makes the total cost per gallon or per trip easier to understand.
This is especially useful for businesses, commuters, delivery operators, and travelers who compare routes or jurisdictions. Once you can break out tax from base fuel cost, you can estimate how much price movement is structural versus temporary. That makes budgeting cleaner and helps explain cost changes to teams, clients, or household members who only see the final receipt amount.
Using fuel-tax estimates for scenario planning
A good fuel-tax estimate becomes more valuable when it is paired with usage assumptions: miles driven, vehicle efficiency, and route frequency. The tax number by itself is informative, but the real planning value comes from multiplying it through actual consumption. That is how you estimate monthly or annual impact instead of just observing a cents-per-gallon figure in isolation.
The safest workflow is to run a base case and a stress case. If price or usage rises, what happens to total cost? If route patterns change, how much of the difference is coming from tax versus fuel consumption itself? Those are the kinds of questions this tool supports well, and they are usually more valuable than simply knowing the published tax rate.
Frequently Asked Questions
Related Calculators
FICA Tax Calculator
Calculate Social Security and Medicare taxes with 2026 thresholds.
Use FICA Tax CalculatorVAT Calculator
Add VAT, remove VAT, reverse VAT, compare country presets, and build bulk VAT breakdowns.
Use VAT CalculatorFederal Income Tax Calculator
Estimate federal taxes with bracket-by-bracket detail.
Use Federal Income Tax CalculatorTax Refund Calculator 2026
Estimate federal refund or amount due using 2026 brackets, payments, and credits.
Use Tax Refund Calculator 2026Colorado Income Tax Calculator
Estimate Colorado state tax and total tax burden.
Use Colorado Income Tax CalculatorNorth Carolina Sales Tax Calculator
Calculate NC state and county sales tax on purchases.
Use North Carolina Sales Tax CalculatorAlabama Sales Tax Calculator
Estimate Alabama state and county sales tax for general and grocery items.
Use Alabama Sales Tax CalculatorAlaska Sales Tax Calculator
Estimate Alaska local sales tax by borough/city jurisdiction and filing code.
Use Alaska Sales Tax CalculatorArizona Sales Tax Calculator
Estimate Arizona state TPT plus city retail tax with optional local add-ons.
Use Arizona Sales Tax CalculatorArkansas Sales Tax Calculator
Estimate Arkansas state and city sales tax with optional additional local rates.
Use Arkansas Sales Tax CalculatorCalifornia Sales Tax Calculator
Estimate California base and district sales tax by city/county reference rates.
Use California Sales Tax CalculatorColorado Sales Tax Calculator
Estimate Colorado state and local stacked sales-tax layers by destination.
Use Colorado Sales Tax CalculatorConnecticut Sales Tax Calculator
Estimate Connecticut statewide and special-category sales tax rates.
Use Connecticut Sales Tax CalculatorDelaware Sales Tax Calculator
Estimate Delaware no-sales-tax and lodging-tax scenarios with optional municipal add-ons.
Use Delaware Sales Tax CalculatorFlorida Sales Tax Calculator
Estimate Florida state tax plus county discretionary surtax with surtax-cap logic.
Use Florida Sales Tax CalculatorGeorgia Sales Tax Calculator
Estimate Georgia state and local stacked sales tax with profile and override support.
Use Georgia Sales Tax CalculatorHawaii Sales Tax Calculator
Estimate Hawaii GET, county surcharge, and pass-on amounts by activity type.
Use Hawaii Sales Tax CalculatorIdaho Sales Tax Calculator
Estimate Idaho state tax and local-option city sales tax with scenario and override support.
Use Idaho Sales Tax CalculatorIllinois Sales Tax Calculator
Estimate Illinois state and local sales tax for general merchandise with profile and override support.
Use Illinois Sales Tax CalculatorIndiana Sales Tax Calculator
Estimate Indiana statewide sales/use tax with scenario-based 7% calculations.
Use Indiana Sales Tax CalculatorIowa Sales Tax Calculator
Estimate Iowa state and local-option sales/use tax with scenario-based outputs.
Use Iowa Sales Tax CalculatorKansas Sales Tax Calculator
Estimate Kansas state and local sales/use tax with address-based local profile support.
Use Kansas Sales Tax CalculatorKentucky Sales Tax Calculator
Estimate Kentucky statewide sales/use tax with scenario-based 6% calculations.
Use Kentucky Sales Tax CalculatorLouisiana Sales Tax Calculator
Estimate Louisiana state and parish sales tax with profile-based local-rate modeling.
Use Louisiana Sales Tax CalculatorMaine Sales Tax Calculator
Estimate Maine statewide sales/use tax with category-specific rates and transparent breakdowns.
Use Maine Sales Tax CalculatorMaryland Sales Tax Calculator
Estimate Maryland sales/use tax with statewide category rates and clear tax breakdowns.
Use Maryland Sales Tax CalculatorMassachusetts Sales Tax Calculator
Estimate Massachusetts sales/use tax with meals local-option scenarios and clear outputs.
Use Massachusetts Sales Tax CalculatorMichigan Sales Tax Calculator
Estimate Michigan statewide sales/use tax with scenario-based 6% calculations.
Use Michigan Sales Tax CalculatorMinnesota Sales Tax Calculator
Estimate Minnesota state and local sales/use tax with profile-based local scenarios.
Use Minnesota Sales Tax CalculatorMississippi Sales Tax Calculator
Estimate Mississippi sales/use tax with reduced-grocery and local-profile scenarios.
Use Mississippi Sales Tax CalculatorMissouri Sales Tax Calculator
Estimate Missouri sales/use tax with state-plus-local profile scenarios.
Use Missouri Sales Tax CalculatorMontana Sales Tax Calculator
Estimate Montana no-state-tax scenarios with lodging and local resort-rate modeling.
Use Montana Sales Tax CalculatorNebraska Sales Tax Calculator
Estimate Nebraska state and local sales/use tax with profile and override-based local scenarios.
Use Nebraska Sales Tax CalculatorNevada Sales Tax Calculator
Estimate Nevada state and local sales/use tax with profile scenarios and override-ready local inputs.
Use Nevada Sales Tax CalculatorNew Hampshire Sales Tax Calculator
Estimate New Hampshire 0% broad sales-tax scenarios and 8.5% meals/rentals tax outcomes.
Use New Hampshire Sales Tax CalculatorNew Jersey Sales Tax Calculator
Estimate New Jersey 6.625% baseline, reduced-rate scenarios, and use-tax outcomes.
Use New Jersey Sales Tax CalculatorNew Mexico Sales Tax Calculator
Estimate New Mexico gross receipts and compensating-tax scenarios with local-layer profiles.
Use New Mexico Sales Tax CalculatorNew York Sales Tax Calculator
Estimate New York state-plus-local sales/use tax with profile and override controls.
Use New York Sales Tax CalculatorNorth Dakota Sales Tax Calculator
Estimate North Dakota state/local sales and use tax with special gross-receipts scenario modes.
Use North Dakota Sales Tax CalculatorOhio Sales Tax Calculator
Estimate Ohio state/local sales and use tax with profile and local-override scenario controls.
Use Ohio Sales Tax CalculatorOklahoma Sales Tax Calculator
Estimate Oklahoma state/local sales and use tax with grocery state-exempt and local profile scenarios.
Use Oklahoma Sales Tax CalculatorOregon Sales Tax Calculator
Estimate Oregon no-general-sales-tax scenarios with vehicle use tax and lodging local add-ons.
Use Oregon Sales Tax CalculatorPennsylvania Sales Tax Calculator
Estimate Pennsylvania state/local sales and use tax with official Allegheny and Philadelphia local scenarios.
Use Pennsylvania Sales Tax CalculatorRhode Island Sales Tax Calculator
Estimate Rhode Island statewide sales/use tax with clear 7% scenario-based outputs.
Use Rhode Island Sales Tax CalculatorSouth Carolina Sales Tax Calculator
Estimate South Carolina state/local sales and use tax with local profile and override scenario controls.
Use South Carolina Sales Tax CalculatorSouth Dakota Sales Tax Calculator
Estimate South Dakota state/municipal sales and use tax with local profile and override scenario controls.
Use South Dakota Sales Tax CalculatorTennessee Sales Tax Calculator
Estimate Tennessee state/local sales and use tax with food and single-article cap scenarios.
Use Tennessee Sales Tax CalculatorTexas Sales Tax Calculator
Estimate Texas state/local sales and use tax with remote single-local election scenarios.
Use Texas Sales Tax CalculatorUtah Sales Tax Calculator
Estimate Utah state/local sales and use tax with grocery mode and local profile scenarios.
Use Utah Sales Tax CalculatorVermont Sales Tax Calculator
Estimate Vermont state and local-option sales tax across general, meals/rooms, alcohol, and use-tax scenarios.
Use Vermont Sales Tax CalculatorVirginia Sales Tax Calculator
Estimate Virginia state and locality sales/use tax with reduced food mode and regional profile scenarios.
Use Virginia Sales Tax CalculatorWashington Sales Tax Calculator
Estimate Washington state and local sales/use tax with prepared-food and exempt-food scenarios.
Use Washington Sales Tax CalculatorWest Virginia Sales Tax Calculator
Estimate West Virginia state and municipal sales/use tax with exempt-food and prepared-food scenarios.
Use West Virginia Sales Tax CalculatorWisconsin Sales Tax Calculator
Estimate Wisconsin state and local sales/use tax with county, Milwaukee, and food-exemption scenarios.
Use Wisconsin Sales Tax CalculatorWyoming Sales Tax Calculator
Estimate Wyoming state and local-option sales/use tax with food-exemption and prepared-food scenarios.
Use Wyoming Sales Tax CalculatorMinnesota Income Tax Calculator
Estimate Minnesota tax using progressive 2026 rates.
Use Minnesota Income Tax CalculatorWisconsin Income Tax Calculator
Estimate Wisconsin tax with state bracket and deduction rules.
Use Wisconsin Income Tax CalculatorRelated Guides
Income Tax Guide: Federal & State
Use this when the real question is federal versus state burden, refund logic, or how income-tax calculators fit together.
Read Income Tax Guide: Federal & StateFICA & Withholding Guide
Explains payroll tax, withholding, self-employment tax, and why those workflows are not interchangeable with general income-tax pages.
Read FICA & Withholding GuideSources & References
- 1.FHWA Table MF-121T (Tax Rates on Motor Fuel)(Accessed February 2026)
- 2.IRS Publication 510 (Excise Taxes)(Accessed February 2026)
- 3.U.S. Code 26 USC 4081 (fuel excise framework)(Accessed February 2026)