President Donald Trump has voiced support for suspending the federal gasoline tax, a move aimed at easing fuel costs that have climbed in the wake of the U.S. conflict with Iran. The federal gas tax, currently set at 18.4 cents per gallon, funds the Highway Trust Fund, which finances road and infrastructure projects across the country. Any suspension would require approval from Congress.

The proposal comes as elevated oil prices tied to the Iran conflict have pushed pump prices higher for American consumers. Administration officials have framed the potential tax holiday as direct relief for drivers heading into the summer travel season, when gasoline demand typically peaks. White House discussions have included outreach to Republican congressional leaders about the feasibility of passing such a measure.

Despite the broader upward pressure on prices, recent data indicate some short-term relief at the pump. Gas prices fell for a second consecutive week, offering a modest counterpoint to the longer-term inflationary trend tied to geopolitical uncertainty. Analysts caution, however, that suspending the gas tax would provide only partial offset if crude oil prices remain elevated due to the conflict.

The federal gas tax has not been raised since 1993 and has long been a subject of debate over its adequacy to fund infrastructure needs. A suspension, even temporary, would reduce the Highway Trust Fund's revenue and could complicate ongoing infrastructure funding commitments. Congress has historically been reluctant to touch the gas tax in either direction, making legislative passage uncertain.

The proposal echoes a similar suggestion Trump floated during his first term and resembles gas tax holiday efforts pursued by some states in recent years. Economists are divided on the effectiveness of such measures, with some arguing the savings are passed on to consumers while others contend fuel retailers and producers absorb much of the benefit.