national law which stipulates that the co-defendants and their defence counsel must give their consent in order for an agreement discontinuing criminal proceedings against a defendant to receive approval when those proceedings are at the trial stage - proceedings at the pre-trial stage - Article 4(1) and Article 5 of Framework Decision 2004/757 (1) and Article 4 of Framework Decision 2008/841, (2) - Article 20 of the Charter - national law that provides for that limitation also as a consequence of providing the defendant with detailed information on the accusation