‘Ne bis in idem’ in civil procedural law Posted on 15. October 202115. October 2021 by Annette Knijnenberg A scoop by act Fort Advocaten: lawyer Jodit de Bruin has applied the principle ‘ne bis in idem’ (which means ‘not twice for the same’, an important principle in criminal law) in one of her civil cases. The court of Rotterdam confirmed that the principle, ne bis in idem, can play a role in civil procedural law. A significant step, which opens doors for future cases.