Permanent Court of Arbitration (PCA)

Cour permanente d'arbitrage (CPA)

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Established 29 July 1899, The Hague (Netherlands), by articles 20-29 of the Convention for the Pacific Settlements of International Conflicts, 1899. Maintained by Articles 41-50 of the revised Convention for the Pacific Settlement of International Disputes, 1907. Headquarters at Peace Palace, The Hague, since 1913.


Facilitate and provide services for the resolution of disputes involving combinations of states, state entities, international organizations and private parties.

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Guidance/assistance/consulting; conflict resolution. Provides registry services and administrative support to tribunals and commissions worldwide; serves as the official channel of communication, ensuring safe custody of documents in international arbitration and other dispute-resolution proceedings; administers cases under its own rules of procedure, UNCITRAL Arbitration Rules, and other rules. Cases have involved disputes between various combinations of States, international organizations, and private parties relating to various subject matters, including territorial and maritime boundaries, human rights and treaty interpretation, as well as commercial and investment disputes, including disputes arising under bilateral and multilateral investment treaties. Secretary-General is entrusted by UNCITRAL Arbitration Rules to designate appointing authorities and regularly requested to serve directly as appointing authority and appoint arbitrators or decide challenges to arbitrators in arbitrations under UNCITRAL arbitration rules.

Management of treaties and agreements:

 • ACP-EU Partnership Agreement (Cotonou agreement); ASEAN Comprehensive Investment Agreement; Convention on the Conservation of Migratory Species of Wild Animals (Bonn Convention); Convention for the Establishment of Convention establishing Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES); Convention on the Settlement of Investment Disputes between States and Nationals of other States; Energy Charter Treaty (ECT); European Organisation for the Exploitation of Meteorological Satellites (EUMETSAT); Protocol to the Antarctic Treaty on Environmental Protection; agreements between and with European Community and United Nations.


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English, French.


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Relations with Inter-Governmental Organizations

Relations with 18 inter-governmental organizations.
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Relations with Non-Governmental Organizations

Relations with 3 non-governmental organizations.
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Members in 117 countries
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Type I Classification

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Type II Classification

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Subjects *

  • Law
    • Tribunals, Courts
    • Arbitration

UN Sustainable Development Goals **

GOAL 16: Peace and Justice Strong Institutions



Last News Received

16. Sep 2015
* Subject classification is derived from the organization names and aims.
** UN SDGs are linked to the subject classification.

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