Alabama IFTA Fuel Tax Rate
Alabama's IFTA diesel rate for the 3rd quarter of 2026 is $0.3100 per gallon, unchanged from Q2 2026.
Alabama rate for Q3 2026
Special diesel, Q3 2026
$0.3100
per US gallon, unchanged from Q2 2026
- Diesel tax rate
- $0.3100/gal
- Surcharge
- None listed
- Quarter
- Q3 2026, from Jul 1, 2026
- Change vs last quarter
- unchanged
Notes from the source
Matrix footnote #35 (ALABAMA): The Rebuild Alabama Act - Levies an incremental excise tax increase on gasoline and diesel fuel beginning September 1, 2019. The rate increases by $0.06 on 9/1/19, $0.02 on 10/1/2020 and $0.02 on 10/1/2021. Beginning October 1, 2023, and July 1 every other year thereafter, index of $0.01 per gallon increase or decrease based upon National Highway Construction Cost Index. New distribution for additional excise tax. Floor stocks tax return due on the last day of the third month following the tax increase. Due date for TXT returns changed from the 22nd to the 20th. ADOR required to notify taxpayer of rate change on or before March 1. Maximum bond for suppliers is $3,000,000 beginning 9/1/2019. Effective January 1, 2020, an annual license tax and registration fee is imposed on each battery electric vehicle ($200) and each plug-in hybrid electric vehicle ($100) operated on Alabama public highways. Beginning July 1, 2023 and every fourth year thereafter, the additional license tax and registration fee shall increase by three dollars ($3). In no case shall the battery electric vehicle fee be reduced to less than $150 and the plug-in hybrid electric vehicle fee be reduced to less than $75.
Worked example: the Alabama line of your IFTA return
Change the numbers to match your quarter. Prefilled with 10,000 total miles on 1,550 gallons, 1,200 of those miles in Alabama, and 100 gallons bought there.
Alabama vs. its neighbors, Q3 2026
| Jurisdiction | Diesel + surcharge | vs. AL |
|---|---|---|
| Florida | $0.4097 | +$0.0997 |
| Georgia | $0.3730 | +$0.0630 |
| Alabama | $0.3100 | — |
| Tennessee | $0.2700 | −$0.0400 |
| Mississippi | $0.2400 | −$0.0700 |
On an IFTA return, a higher rate doesn't mean you pay more overall. Fuel you buy in a high-rate state earns a bigger credit. What matters is where you burn the fuel versus where you buy it.
Alabama rate, last 4 quarters
Source: IFTA, Inc. Fuel Tax Rate Matrix, 3rd Quarter 2026 · Effective Jul 1, 2026 · Last verified Sep 28, 2026
IFTA, Inc. publishes the rates each member jurisdiction reports. Alabama's tax agency is the final word on its rate.
Estimates for planning. Confirm with your tax pro or your base jurisdiction's IFTA office before filing.