Maryland IFTA Fuel Tax Rate, 4th Quarter 2025
Maryland's IFTA diesel rate for the 4th quarter of 2025 is $0.4675 per gallon, down $0.0010 from Q3 2025.
Maryland rate for Q4 2025
Special diesel, Q4 2025
$0.4675
per US gallon, down $0.0010 from Q3 2025
- Diesel tax rate
- $0.4675/gal
- Surcharge
- None listed
- Quarter
- Q4 2025, from Oct 1, 2025
- Change vs last quarter
- down $0.0010
Notes from the source
Matrix footnote #23 (MARYLAND): CNG: A gallon of CNG means 126.67 cubic feet of natural gas at 60 degrees Fahrenheit and one atmosphere of pressure, or 5.66 pounds of natural gas.
Worked example: the Maryland 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 Maryland, and 100 gallons bought there.
Maryland vs. its neighbors, Q4 2025
| Jurisdiction | Diesel + surcharge | vs. MD |
|---|---|---|
| Pennsylvania | $0.7410 | +$0.2735 |
| Virginia | $0.4700 | +$0.0025 |
| Maryland | $0.4675 | — |
| West Virginia | $0.3570 | −$0.1105 |
| Delaware | $0.2200 | −$0.2475 |
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.
Maryland rate, last 4 quarters
Source: IFTA, Inc. Fuel Tax Rate Matrix, 4th Quarter 2025 · Effective Oct 1, 2025 · Last verified Sep 28, 2026
IFTA, Inc. publishes the rates each member jurisdiction reports. Maryland'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.