Rising Gas Prices Could Offset Tax Cuts from Trump’s New Legislation

Gasoline prices are on the rise, and this increase, partially driven by the ongoing conflict in Iran, may negate the substantial tax cuts granted to Americans through President Donald Trump’s recent legislation. This act—officially known as the One, Big, Beautiful, Bill Act—was signed into law on July 4, 2025. The comprehensive measure featured various provisions, including tax credits for tips and overtime pay.

According to data from the IRS, the law is expected to boost the average tax refund by about 11.1%, translating to an increase of about $351. However, the anticipated hike in gasoline expenditures—more than double that refund amount—has raised concerns for many.

Recent estimates from the Stanford Economic Policy Institute suggest that the average American might spend an additional $857 on gas annually due to increased oil prices stemming from the conflict. Even when considering the benefits of the new tax law, families could be looking at approximately $500 more per year just in fuel costs, excluding other rising expenses linked to the war.

As of Saturday, the national average for a gallon of gas was reported at $4.14, a noticeable jump from $2.98 as of February 28—the onset of military operations in the region. Even during a brief ceasefire, traffic in vital shipping lanes has remained largely stagnant, impacting global oil supplies significantly.

Interestingly, the Stanford estimate assumed that a key waterway would reopen by a recent Friday, which did not happen. This raised the concern that the actual gas spending increases could be much higher than projected, depending on the duration of disruptions in the Strait of Hormuz.

Analysts also indicate that even if the conflict resolves soon, it might take a while for energy markets to regain stability. One industry expert noted that it might be quite some time before we see gas prices dip below $3.00 per gallon again.

This data emerges as President Trump plans visits to critical states like Arizona and Nevada in the coming weeks, highlighting his tax cut initiatives. With Republicans having passed this legislation without any Democratic backing, they are now framing it as beneficial for working families, particularly as affordability remains a pressing issue amidst high wartime prices.

As the 2026 mid-term elections approach, concerns about rising costs are expected to play a significant role in shaping voter opinions.