ยง 4. General provisions of criminal law and criminal procedure
Section 16
Criminal prosecution for one of the crimes referred to in this Act is excluded with respect to:
(a) foreign heads of state, heads of government and ministers of foreign affairs, as long as they are in office, and other persons in so far as their immunity is recognised under customary international law;
(b) persons who have immunity under any Convention applicable within the Kingdom of the Netherlands.
Immunity
State privileges and immunities
EDIT.