This Bill will significantly amend the Communications (Retention of Data) Act 2011. This is in response to a ruling in April by the Grand Chamber of the Court of Justice of the European Union, which held that the "general and indiscriminate" retention of electronic communications data for the purpose of combating serious crime is precluded by EU law. The court's ruling followed a referral by the Irish Supreme Court in February 2020, which was hearing a leapfrog appeal from the State against a High Court ruling in D…