Rhode Island IFTA Fuel Tax Rate
Rhode Island's IFTA diesel rate for the 3rd quarter of 2026 is $0.4000 per gallon, unchanged from Q2 2026.
Rhode Island rate for Q3 2026
Special diesel, Q3 2026
$0.4000
per US gallon, unchanged from Q2 2026
- Diesel tax rate
- $0.4000/gal
- Surcharge
- None listed
- Quarter
- Q3 2026, from Jul 1, 2026
- Change vs last quarter
- unchanged
Notes from the source
Matrix footnote #34 (RHODE ISLAND): effective 7/1/2025
Worked example: the Rhode Island 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 Rhode Island, and 100 gallons bought there.
Rhode Island vs. its neighbors, Q3 2026
| Jurisdiction | Diesel + surcharge | vs. RI |
|---|---|---|
| Connecticut | $0.4990 | +$0.0990 |
| Rhode Island | $0.4000 | — |
| Massachusetts | $0.2400 | −$0.1600 |
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.
Rhode Island 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. Rhode Island'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.