14.  Except in so far as in any particular case any privilege or immunity is waived by the Court, the judges and the Registrar of the International Court of Justice (including any officer of the Court acting as Registrar) shall, when engaged on the business of the Court and during any journey to and from the place where the Court is sitting in connection with such business, enjoy the like immunity from suit and legal process, the like inviolability of residence and also, unless they are citizens of Singapore whose usual place of abode is in Singapore, the like exemption or relief from taxes as is accorded to an envoy of a foreign sovereign Power accredited to the Republic of Singapore.