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Please click on the icon below to navigate to the PCA's new case database.


The PCA only identifies the parties and publishes awards or other information in proceedings under PCA auspices where the parties have so agreed. No information beyond what is set forth on this website will be provided by the PCA.

Pending cases 


Inter-state arbitrations


The PCA acts as registry in five inter-state arbitrations.




Investor-state arbitrations


The PCA acts as registry in fifty-five investor-state arbitrations under bilateral or multilateral investment treaties or investment laws.



Other arbitrations


The PCA acts as registry in thirty-four arbitrations under contracts or other agreements involving a state, state-controlled entity, or intergovernmental organization.



Past cases (Partial List)* 


     (PCA Case No. 2007-2) (2011)


* The PCA is gradually making its historic arbitral awards and related documents available electronically.