# Trump Says He Is Considering a US Diesel Export Ban as Britain Lobbies for an Exemption

UK Chancellor of the Exchequer John Healey confirmed talks with Washington, while European traders told CNBC they doubt the ban will happen.

- Published: 2026-09-29T05:07:13.622Z
- Canonical: https://polylog.news/2026-09-29/trump-says-he-is-considering-a-us-diesel-export-ban-as-brita
- Publisher: Polylog (Global desk)
- Section: markets
- Sources: [TASS](https://tass.com/economy/2194277), [Kommersant](https://www.kommersant.ru/doc/8989148)

President Donald Trump said over the weekend that his administration is considering a halt to US diesel exports, telling Fox News, "we're thinking about it very seriously," while acknowledging the move could [raise domestic gasoline prices](https://www.cnbc.com/2026/09/28/diesel-oil-trump-export-ban-fuel-prices.html). The United States is the world's largest exporter of diesel, and the political pressure stems from gasoline prices at the pump ahead of November's midterm elections.

Europe would absorb most of the effect. The Russian state news agency TASS, citing CNBC, reported that a ban would push European diesel prices to [their highest level on record](https://tass.com/economy/2194277), while noting that most European oil traders doubt Washington will follow through. Kommersant reported that the British government is negotiating with Washington to avoid the restriction, citing an interview in which Chancellor of the Exchequer John Healey said officials [are working with their American counterparts](https://www.kommersant.ru/doc/8989148). Bloomberg reported that UK diesel prices have reached a record and that London is seeking an exemption.

The shortage has two sources that reinforce each other. Disruption to shipping through the Strait of Hormuz has cut Gulf refined-product flows, and Russia, itself among the largest diesel exporters, has restricted shipments to protect domestic supply after Ukrainian drone attacks on its refineries. Refining capacity, not the availability of crude oil, is the binding constraint. That is why the premium refiners charge for turning crude into diesel, known as the diesel crack spread, has widened far more than crude prices themselves have risen.

## What this means

Export controls on a refined product redistribute scarcity rather than eliminate it. US pump prices would fall, but European and British diesel prices would rise, with the added cost falling on freight, farming and construction, the sectors that depend most heavily on diesel. Britain is the most exposed large importer and has the least leverage, which is why it is seeking an exemption rather than a reversal of the policy. The precedent is the 2022 European ban on Russian diesel, which rerouted cargoes at higher cost without lowering the global price. The likelier outcome in the coming weeks is that Washington keeps the threat active without imposing a full ban, because the domestic gasoline-price increase that Trump himself acknowledged argues against it, and because a ban would raise headline inflation in Europe just as the Federal Reserve is arguing that inflation stems from a global supply problem. This assessment would be wrong if Washington announces a formal export restriction before the midterm elections.

## What to watch

- Whether Washington grants Britain or the European Union an exemption, which would indicate the ban is being used as a negotiating tool rather than imposed as a blanket measure.
- The spread between diesel and crude oil prices in northwest Europe, the clearest measure of whether the shortage reflects limited refining capacity rather than a shortage of crude.
- Russian policy on refined-fuel exports, since Moscow's restrictions to protect domestic supply remove volumes that would otherwise offset a US export halt.