II SÉRIE-A — NÚMERO 25

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Article 8 – Privileges and Immunities of Participants in Proceedings

(1) Participants in Proceedings who are not nationals or permanent residents of the Portuguese Republic

shall be accorded the following privileges, immunities and facilities that are necessary for the independent

exercise of their functions, subject to the production of the document referred to in paragraph 3 of this Article:

(a) immunity from personal arrest or detention or any other restriction of their liberty;

(b) immunity from seizure of their personal baggage;

(c) immunity from legal process of every kind in respect of words spoken or written and all acts performed

by them in the course of their participation in PCA Proceedings, which immunity shall continue in perpetuity;

(d) inviolability of all papers and documents in whatever form and materials relating to their participation in

PCA Proceedings, which immunity shall continue in perpetuity;

(e) for purposes of their communications in relation to PCA Proceedings, the right to receive and send papers

and documents in whatever form by courier or in sealed bags;

(f) exemption from immigration restrictions or alien registration when they travel for purposes of their

participation in PCA Proceedings;

(g) the same repatriation facilities in time of international crisis as are accorded to diplomatic agents under

the 1961 Vienna Convention.

(2) Participants in Proceedings who are nationals or permanent residents of the Portuguese Republic shall

enjoy the following privileges, immunities and facilities that are necessary for their participation in PCA

Proceedings:

(a) immunity from personal arrest or detention or any other restriction of their liberty;

(b) immunity from legal process of every kind in respect of words spoken or written and all acts performed

by them in the course of their participation in PCA Proceedings, which immunity shall continue in perpetuity;

(c) inviolability of all papers, documents in whatever form and materials relating to their participation in PCA

Proceedings, which immunity shall continue in perpetuity;

(d) for purposes of their communications in relation to PCA Proceedings, the right to receive and send papers

and documents in whatever form by courier or in sealed bags;

(3) Participants in Proceedings shall be provided by the PCA with a document certifying that their

participation is required by the PCA and specifying a time period during which such participation is necessary.

This document shall be withdrawn prior to its expiry if the Participant’s appearance in PCA Proceedings or his or

her presence within the territory of the Portuguese Republic is no longer required.

(4) Except where specified herein, the privileges, immunities and facilities referred to in paragraphs 1 and 2

of this Article shall cease to apply after fifteen consecutive days following the date on which the presence of the

Participant in Proceedings concerned is no longer required by the PCA, provided such Participant had an

opportunity to leave the territory of the Portuguese Republic during that period.

(5) Participants in Proceedings shall not be subjected by the Portuguese Republic to any measure which

may affect their participation in PCA Proceedings.

Article 9 – Acquisition and Waiver of Privileges and Immunities

(1) Officials of the PCA shall be entitled to privileges and immunities from the moment of their employment

with the PCA, whether or not they are present in the territory of the Portuguese Republic. PCA Adjudicators shall

be entitled to privileges and immunities from the moment of their appointment as such, whether or not they are

present in the territory of the Portuguese Republic.

(2) When an Official of the PCA or PCA Adjudicator will be present in the territory of the Portuguese Republic,

or may have need to invoke privileges and immunities under this Agreement, a certification of the status of such

person shall be provided to the Portuguese Republic under the signature of the Secretary-General. Where