Changes have been afoot in the EU's competition laws, with one of the most important being 25 member states now have the power to rule on all aspects of EU competition law, in to the national competition rules that each has at its disposal. It's no wonder in-house often feel that just when they achieve compliance in one jurisdiction, problems arise in others-much like Hercules when he battled the Hydra. Here is a guide to successfully conquering the multi-headed hydra while complying with EU competition laws.