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President Donald Trump told CBS News he backs a temporary pause on the federal gas tax to give Americans immediate relief at the pump. Senators and House Republicans jumped on the idea, with Senator Josh Hawley promising a bill and Representative Anna Paulina Luna lining up a companion measure. It is a straightforward, popular-sounding fix — easy to explain, harder to deliver.
What the proposal really does for drivers
The federal gas tax is an 18.4-cent-per-gallon excise on gasoline (24.4 cents on diesel). If Congress suspended that tax, the obvious math is simple: drivers could see up to about 18 cents cut from each gallon. With the national average around $4.52 per gallon, that’s roughly $4.34 if the full cut is passed to consumers. It’s not a miracle cure, but for a family filling a 15-gallon tank, it’s nearly three dollars saved every fill-up — not nothing, especially for folks on tight budgets.
The hard parts: Congress, pass-through, and the bigger drivers of price
Don’t get fooled into thinking the president can wave a wand and make it so. Only Congress can change the federal excise tax. Even if lawmakers approve a “gas tax holiday,” there’s no guarantee gas stations will immediately drop prices by the full 18 cents. Wholesalers and retailers could absorb some of the cut, and global oil markets — not U.S. tax policy — still do the heavy lifting in setting pump prices. The administration points to supply shocks tied to the Iran conflict as the main reason prices jumped. A tax holiday helps, but it’s a small lever compared with crude oil supply and refinery capacity.
The bill collectors: highways, bridges and the federal tab
The money from the federal gas tax goes into the Highway Trust Fund for road and transit projects. Skipping 18.4 cents per gallon nationwide would cost the Treasury hundreds of millions to roughly a billion dollars per week, depending on how long the pause runs. That shortfall would have to be made up somewhere — either by raiding other parts of the budget, borrowing more, or delaying construction projects that communities are counting on. Critics on Capitol Hill, including transportation committee leadership, rightly warn that a holiday without offsets is just kicking the infrastructure can down the road.
Bottom line: good politics, real tradeoffs
President Donald Trump’s call to suspend the federal gas tax is smart politics and gives Republicans a clear, popular message: tangible relief for American drivers. But it’s not a free lunch. Congress must act, companies must pass the savings on, and lawmakers must decide whether to replace lost highway funding. If Republicans want to keep this idea politically potent, they should craft a short, targeted holiday with transparent offsets and strong oversight to force pass-through to consumers. Otherwise it will be a headline — and the potholes will still be there.
