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Haul Math

Oklahoma IFTA Fuel Tax Rate, 3rd Quarter 2024

Oklahoma's IFTA diesel rate for the 3rd quarter of 2024 is $0.1900 per gallon, unchanged from Q2 2024.

Oklahoma rate for Q3 2024

Special diesel, Q3 2024

$0.1900

per US gallon, unchanged from Q2 2024

Diesel tax rate
$0.1900/gal
Surcharge
None listed
Quarter
Q3 2024, from Jul 1, 2024
Change vs last quarter
unchanged

Worked example: the Oklahoma 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 Oklahoma, and 100 gallons bought there.

Example numbers are filled in. Tap "Calculate Oklahoma IFTA" to see the Oklahoma line of an IFTA return at the Q3 2024 rate.

Oklahoma vs. its neighbors, Q3 2024

IFTA diesel rates for Oklahoma and bordering jurisdictions, Q3 2024
JurisdictionDiesel + surchargevs. OK
Arkansas$0.2850+$0.0950
Colorado$0.2850+$0.0950
Missouri$0.2700+$0.0800
Kansas$0.2600+$0.0700
New Mexico$0.2100+$0.0200
Texas$0.2000+$0.0100
Oklahoma$0.1900—

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.

Oklahoma rate, last 3 quarters

Oklahoma IFTA diesel rate by quarter
QuarterDieselSurchargeChange
Q1 2024$0.1900——
Q2 2024$0.1900—no change
Q3 2024$0.1900—no change

Source: IFTA, Inc. Fuel Tax Rate Matrix, 3rd Quarter 2024 · Effective Jul 1, 2024 · Last verified Sep 28, 2026

IFTA, Inc. publishes the rates each member jurisdiction reports. Oklahoma'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.