India, Feb. 24 -- US House Judiciary Chair Jim Jordan demanded EU antitrust chief Teresa Ribera to clarify as to how she enforces the European Union's (EU's) rules on Big Tech, stating that these rules appear to target only US-based companies.

This comes two days after US President Donald Trump signed a memorandum with a warning that his administration would scrutinise the EU's Digital Markets Act (DMA) and the Digital Services Act, news agency Reuters reported.

"We write to express our concerns that the DMA may target American companies," the report quoted Jordan as having written in a letter sent to Ribera on Sunday.

It added that the act subjects companies to burdensome regulations while giving European companies an advantage.

The ...