Kier Starmer is licensed under Creative Commons.

House Republicans led by Congressman Ron Estes recently sent a letter to President Trump concerning the damaging effects of the United Kingdom’s digital service tax (DST). Remaining unaddressed in the trade agreement between the U.S. and U.K. last May, Trump’s current trip to the U.K. has sparked calls to use the opportunity to continue eliminating discriminatory trade and regulatory practices that jeopardize U.S. business interests in the country.

Introduced in 2020, amid a wave of similar policies gaining popularity throughout Europe, the United Kingdom’s digital service tax levies a 2% charge on revenue generated from U.K. residents’ usage of search engines, online marketplaces, and social media platforms. As constructed, the DST—similar to those in other countries—sets arbitrary revenue thresholds, tailored to capture American tech companies while shielding foreign competitors.

Since its implementation, the DST’s first year alone is estimated to have cost American business the lion’s share of the £358 million raised from the tax. Over 90% of the revenues are extracted from just five digital service providers, all of which are believed to be U.S.-based. With American companies bearing the brunt of the U.K.’s tax policy, the digital service tax has become a clear symbol of discriminatory, protectionist measures that limit the prosperity of the U.S. and U.K.’s special relationship.

The U.K. is not the first country to implement a DST. In the early 2020s, numerous digitized economies either proposed or enacted digital service legislation, viewing it as an easy way to raise funding while sparing domestic firms. This has led American companies to shoulder much of these costs, making digital service taxes a growing challenge and significant barrier facing American business abroad.

The Trump administration has already seen success in combating discriminatory foreign digital service taxes: amid ongoing trade talks with Canada last June, Trump secured concessions to reverse the implementation of a Canadian DST.

Policies such as digital service taxes unfairly and disproportionately target American companies, limiting innovation and competition. As President Trump engages in new talks to define the future of the U.S.-U.K. trade relationship, we must work to eliminate discriminatory policies that limit fairness and mutual prosperity.