Reuters has reported that the EU's antitrust officials are already looking into the licensing strategies used by Blu-ray and HD DVD. According to the article, the EU wants ot make sure that the licensing terms do not break their competition rules.
European Commission antitrust officials are probing the licensing strategies of two rival new generation DVD developers, HD DVD and Blu-ray Disc, the EU executive said on Thursday...

...The Commission wants to know whether the licensing terms of the DVD formats could break European Union competition rules, but it said this was not the start of a formal investigation.
Once the EU receives more information, it could decide to open a formal investigation or drop the case. More information can be found here.