White House Weighs Red-Dyed Diesel Relief as Fuel Prices Soar

Officials in Washington have discussed widening access to red-dyed diesel — a tax-exempt fuel used for agriculture, construction and other off-road applications — as a potential way to relieve rising pump prices, Reuters reported this week citing unnamed sources. It remains unclear whether this measure would replace or supplement a separate White House-backed idea to impose a 90-day ban on diesel exports. Red-dyed diesel is cheaper at the pump because it is exempt from the $0.244-per-gallon federal highway excise tax that applies to diesel sold for general on-road use. Proponents of broadening access argue that allowing more vehicles to use the dyed product could, in effect, reduce retail diesel costs by removing that tax component for a wider set of consumers. Critics and some officials caution the change would not solve supply-side strains driving prices. Energy Secretary Chris Wright has argued a diesel export ban could backfire, and analysts note that a short suspension of exports could prompt refiners to stockpile and later cut run rates, potentially tightening gasoline supplies. Patrick De Haan of GasBuddy told Reuters that shifting to dyed diesel would not increase available supply, calling it “simply diesel with red dye added” that is not taxed. The broader market context helps explain policymakers’ urgency: U.S. refiners raised runs to offset constrained Persian Gulf exports as the conflict between Israel and Iran entered its seventh month, and U.S. diesel exports have been strong, particularly to Europe. U.S. output of diesel currently exceeds domestic consumption — about 5.1 million barrels per day produced versus roughly 3.6 million b/d consumed, with exports averaging about 1.2 million b/d — but global market linkages mean Middle East supply squeezes still push U.S. prices higher.