Google, Amazon and Airbnb subsequently challenged the rule in an Italian court, saying it was contrary to EU legislation which says online service providers are only subject to the rules of the country where they are established, while countries where they provide a service must refrain from applying their laws.
TikTok last month challenged the EU decision at the Luxembourg-based General Court, saying its designation risks undermining the DMA goal of protecting gatekeepers from newer competitors like itself.
Poland has filed a complaint with the Court of Justice of the European Union (CJEU) against Germany regarding illegal storage of waste, the climate and environment ministry has announced.
The Digital Markets Act (DMA) that came into force for most companies in May is a tough legislation that targets at the market clout of top technology companies and aims to make it easier for people to move between competing services.