 In addition to being the commanding officer of the Dutch Navy, under the terms of the BENESAM Treaty the CZsk is also the Admiral of the Benelux (the commanding officer of the integrated command of the Dutch and Belgian fleets).This means the CZsk is the commanding officer of the operational units of the Royal Netherlands Navy and the Belgian Naval Component.Also, the CZsk shares command responsibility with the Chief of the Netherlands Defence Staff for units that have been deployed on international missions (under the colors of the United Nations).