Last updated: May 2026 · Missouri IFTA rates current for 2Q 2026
Missouri · 29.5¢/gal · 2Q 2026 Rate

Missouri IFTA Calculator 2026 — Diesel Tax on I-70 & I-44

Missouri's diesel tax is 29.5¢ per gallon (2Q 2026).

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Missouri IFTA Rates & Trucking Overview 2026

Missouri's 2Q 2026 Special Diesel rate is 29.5 cents per gallon. Missouri sits at the crossroads of I-70 and I-44, a major interstate freight junction.

Major Missouri Trucking Routes

I-70 (East-West Spine): Kansas City east through Columbia, St. Louis to Illinois border. One of the busiest cross-country freight corridors in the US.
I-44 (Southwest Corridor): Oklahoma/Texas border northwest through Joplin, Springfield, St. Louis. Major freight route connecting the Southwest to the Midwest.
I-55 (North-South): Illinois border south through St. Louis toward Memphis. Critical connector between Chicago and Southeast freight markets.
I-29 (North-South, Western MO): Kansas City north toward Iowa border. Agricultural and livestock freight corridor.

Missouri IFTA — Frequently Asked Questions

What is the Missouri IFTA diesel tax rate in 2026?
Missouri's IFTA Special Diesel rate for 2Q 2026 is 29.5 cents per gallon.
How do I register for IFTA in Missouri?
Missouri IFTA registration is handled by the Missouri Department of Revenue. Register and file quarterly at mydor.mo.gov. Due dates: Q1 (Jan–Mar) April 30, Q2 (Apr–Jun) July 31, Q3 (Jul–Sep) October 31, Q4 (Oct–Dec) January 31. Missouri IFTA decals must be displayed on each qualifying vehicle.
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