This article does not cover the full story. It is not actually about the fact that Apple decided to hinder tracking, what they want to know or look into is why Apple is seemingly excepted from that rule and if Apple says they do not track in the first place GREAT but it doesn’t hurt to make sure this claim is true. Just like the US is still looking into TikTok, even though TikTok says they don’t share data with China
In a specific case, the Cartel Office is investigating Apple's App Tracking Transparency Framework. This ties the tracking of user behavior for third-party app providers to certain conditions and is particularly important for app providers whose offerings are financed with advertising. "In particular, the Bundeskartellamt is investigating the initial suspicion that these regulations give preferential treatment to Apple's own offers," the authority explained.