Applications for visas or entry/exit permits, where required, from all persons who are holders of the United Nations laissez-passer or of the travel document issued by the Court, and also from persons referred to in articles 18 to 22 of the present Agreement who have a certificate issued by the Court confirming that they are travelling on the business of the Court, shall be dealt with by the States Parties as speedily as possible and granted free of charge.