Singapore legislation
Regulation 6
of International Organisations (Immunities and Privileges) (World Health Organization) Order 1949
Regulation 6
Immunities and privileges of persons serving on Committees of or employed on missions on behalf of the Organization
Except insofar as in any particular case any privilege or immunity is waived by the Organization, persons (other than officials of the Organization) serving on Committees of, or employed on missions on behalf of, the Organization enjoy —
while exercising their functions as such, and during their journeys to and from the place of meeting — immunity from personal arrest or detention and from seizure of their personal baggage and inviolability of all papers and documents relating to the work of the Organization; and
immunity from legal process of every kind in respect of words spoken or written and all acts done by them in the exercise of their functions, such immunity to continue even though the person concerned is no longer employed on missions on behalf of the Organization.