ورغم أن هذا المبدأ قد صيغ بحذر، فإنه غير قابل للمناقشة ويمكن تأكيده بشكل قاطع إذ إنه ليس هناك ما يمنع تعديل تحفظ ما دام ذلك التعديل يحد من نطاق التحفظ ويعتبر سحباً جزئياً لـه.
In fact, there can be no hesitation: a partial withdrawal of a partial reservation cannot be compared to that of a total withdrawal nor can it be held that “the partial withdrawal of a reservation entails the application as a whole of the provisions to which the reservation related in the relations between the State or international organization which partially withdraws the reservation and all the other parties, whether they had accepted or objected to the reservation”.