لا يجوز للطرف المتعاقد في المعاهدة أن يستبعد أو يعدل الأثر القانوني لأحكام المعاهدة بالأسلوبين التاليين:
A State or an international organization may not invoke the fact that a reservation has been withdrawn in violation of a provision of the internal law of that State or the rules of that organization regarding competence and the procedure for the withdrawal of reservations as invalidating the withdrawal.