ويتم سحب التحفظ بإشعار كتابي يوجه إلى وديع الصكوك المتعلقة بتلك المعاهدة، وإذا لم يوجد هذا الوديع، يوجه الإشعار إلى كل دولة من الدول الأطراف في المعاهدة أو التي يحق لها أن تصبح أطرافا فيها"().
Moreover, although the rule of parallelism of forms is not an absolute principle in international law, it would be incongruous if a reservation, about which there can surely be no doubt that it should be in writing, could be withdrawn simply through an oral statement. It would result in considerable uncertainty for the other Contracting Parties, which would have received the written text of the reservation, but would not necessarily have been made aware of its withdrawal.