Apple and Microsoft are attempting to circumvent the European Union's Digital Markets Act (DMA) by arguing that neither iMessage nor Bing are sufficiently popular enough to be regulated by the legislation.

The DMA was approved in July 2022 and is designed to rein in the power of large tech corporations such as Apple, Amazon, Google and Meta, forcing them to change how they integrate digital services and handle customer data.

It enables a range of antitrust action while also addressing issues including the right to uninstall software on devices, greater personal data access controls, enhanced advertising transparency, an end to vendors self-preferencing their own services, and a stop to certain restrictive app store requirements for developers.

The legislation is set to target large companies-called "gatekeepers"-that provide "core platform services" and are most likely to enact unfair business practices. This includes companies with a market capitalization of at least