The number of persons, military or civilian, from each side who are permitted to enter the demilitarized zone for the conduct of civil administration and relief shall be determined by the respective Commanders, but in no case shall the total number authorized by either side exceed at any one time a figure to be determined by the Trung Gia military Commission or by the Joint Commission. The number of civil police and the arms to be carried by them shall be determined by the Joint Commission. No one else shall carry arms unless specifically authorized to do so by the Joint Commission.