The Spanish Supreme Court judge investigating 25 Catalan separatists for rebellion, the misuse of public funds and contempt, Pablo Llarena, is considering asking for a preliminary ruling from the European Court of Justice—to interpret EU law—about the framework decision on European arrest warrants, a spokeswoman for the court confirmed to The Spain Report.

On Thursday, a German regional court [rejected][gc] the extradition of former Catalan First Minister Carles Puigdemont on a charge of rebellion—punishable by up to 30 years in jail in Spain—ruling that the level of violence used was no...