Rules of Procedure

• Permanent Court of Arbitration (PCA) Arbitration Rules 2012
• Explanatory Note of the International Bureau of the PCA Regarding Time Periods Under the PCA Arbitration Rules 2012
• Permanent Court of Arbitration Optional Rules for Arbitrating Disputes between Two States
• Permanent Court of Arbitration Optional Rules for Arbitrating Disputes between Two Parties of Which Only One Is a State
• Permanent Court of Arbitration Optional Rules for Arbitration Involving International Organizations and States
• Permanent Court of Arbitration Optional Rules for Arbitration between International Organizations and Private Parties
• Permanent Court of Arbitration Optional Conciliation Rules
• Permanent Court of Arbitration Optional Rules for Fact-finding Commissions of Inquiry
• Permanent Court of Arbitration Optional Rules for Arbitration of Disputes Relating to Natural Resources and the Environment
• Permanent Court of Arbitration Optional Rules for Conciliation of Disputes Relating to Natural Resources and the Environment
• Guidelines for Adapting the Permanent Court of Arbitration Rules to Disputes Arising Under Multilateral Agreements and Multiparty Contracts
• Permanent Court of Arbitration Optional Rules for Arbitration of Disputes Relating to Outer Space Activities