Cases
Interstate arbitrations
- [2025-45] Arbitration pursuant to the Asylum Partnership Agreement (The Republic of Rwanda v. The United Kingdom of Great Britain and Northern Ireland)
- [2024-45] UK-Sandeel (The European Union v. the United Kingdom of Great Britain and Northern Ireland)
- [2023-65] Energy Charter Treaty Arbitration (The Republic of Azerbaijan v. The Republic of Armenia)
- [2023-60] Bern Convention Arbitration (The Republic of Azerbaijan v. The Republic of Armenia)
- [2023-01] Indus Waters Western Rivers Arbitration (Pakistan v. India)
- [2020-25] Arbitration pursuant to Article 32 of the Constitution of the Universal Postal Union (The State of Qatar v. The Kingdom of Bahrain)
- [2019-28] Dispute Concerning the Detention of Ukrainian Naval Vessels and Servicemen (Ukraine v. the Russian Federation)
- [2017-06] Dispute Concerning Coastal State Rights in the Black Sea, Sea of Azov, and Kerch Strait (Ukraine v. the Russian Federation)
Other interstate proceedings
Investor-state arbitrations
- [2025-42] Mr. Mikhail Maratovich Fridman (Russian Federation, Israel) v. The Grand Duchy of Luxembourg
- [2025-39] Ritika Mehta, Vinita Agarwal, Prenay Agarwal v. The Oriental Republic of Uruguay
- [2025-16] Hasenberg AG v. The Republic of Lithuania
- [2025-11] Shefa Gold, S.L. (España) c. República de Guinea Ecuatorial
- [2025-10] ETC Group (Mauritius) v. The Republic of Mozambique
- [2025-09] Volga-Dnepr Airlines LLC (Russian Federation) v. Canada
- [2025-02] Mr. Rinat Akhmetov (Ukraine) v. The Russian Federation
- [2024-51] Indo Gold Pty Limited v. Republic of India
- [2024-48] Zeph Investments Pte. Ltd. v. The Commonwealth of Australia (IV)
- [2024-46] Hashem Mohamed Saleh Al Mehdar Et Al (Saudi Arabia) v The Arab Republic of Egypt
- [2024-44] (1) Mr. Hüseyin Avni Kiper (Germany), (2) Mr. Yusuf Aydemir (Germany) v. Federal Democratic Republic of Ethiopia
- [2024-43] Vedanta Resources Limited (United Kingdom) v. The Republic of India
- [2024-23] Zeph Investments Pte. Ltd. v. The Commonwealth of Australia (III)
- [2024-03] OJSC Belaruskali v. The Republic of Lithuania
- [2023-78] Olayan Financing Company (Kingdom of Saudi Arabia) v The State of Qatar
- [2023-67] Zeph Investments Pte. Ltd. v. The Commonwealth of Australia (II)
- [2023-66] Amulsar Investor Ventures LLC v Republic of Armenia
- [2023-64] Mrs. Mimoza Ndroqi v. Republic of Albania
- [2023-61] African Asset Finance Company Holdings B.V. (The Netherlands) v. Federal Democratic Republic of Ethiopia
- [2023-37] Sea Search-Armada, LLC (USA) v. The Republic of Colombia
- [2023-35] Junefield Gold Investments Limited v. The Republic of Ecuador
- [2023-32] Banreal Holding, S.L. (España) c. República Bolivariana de Venezuela
- [2023-22] Bacilio Amorrortu (USA) v. The Republic of Peru
- [2023-13] (1) Mr. Dieter Emil Schelling; (2) Ms. Flora Netiwe Schelling; (3) Ras Bamba Hotel Limited; (4) Ras Bamba Sailing Club Limited; and (5) Oyster Camp Limited V. The United Republic of Tanzania
- [2023-03] Strategic Investors Group, Inc. v. The United States of America
- [2022-50] Blue Sea Holding LLC and Oceans Group International SA v The Republic of Panama
- [2022-49] Mohammad Reza Khalilpour Bahari (Iran) v. The Republic of Azerbaijan
- [2022-42] Primesouth International Offshore S.A.L. (Lebanon) v. The Republic of Iraq
- [2022-34] CC/Devas (Mauritius) Ltd., Telcom Devas Mauritius Limited, and Devas Employees Mauritius Private Limited v. Republic of India
- [2022-13] PCA Case No. 2022-13 - KN Holding LLC & Severgroup LLC v. the French Republic - Affaire CPA N° 2022-13 - KN Holding LLC & Severgroup LLC c. la République française
- [2022-12] Mohammad Reza Dayyani, Abbas Dayyani, Mohammad Hossein Dayyani, Ali Dayyani, Fatemeh Dayyani and Kosar Dayyani v. Republic of Korea
- [2022-03] Deutsche Lufthansa AG (Germany) v. The Bolivarian Republic of Venezuela
- [2022-02] (1) María de la Concepción Felipe Velázquez, (2) Daniel Nava Felipe and (3) Maitte Josefina Nava Felipe v. Bolivarian Republic of Venezuela
- [2022-01] Yves Martine Garnier v. The Dominican Republic
- [2021-38] 1. Maxis Communications Berhad 2. Global Communication Services Holdings Limited v. Republic of India
- [2021-35] Liberty Seguros, Compañía de Seguros y Reaseguros S.A. (Spain) v. Bolivarian Republic of Venezuela
- [2021-31] Holcim Investments (Spain), S.L. v. the Republic of Ecuador
- [2021-30] Mr. Goh Chin Soon (Singapore) v. People's Republic of China
- [2021-26] Windstream Energy LLC (USA) v. The Government of Canada
- [2021-05] Zurich Insurance Company Ltd v. Plurinational State of Bolivia
- [2020-53] Mr. Jak Sukyas v. Romania
- [2020-19] Aecon Construction Group Inc. (Canada) v. The Republic of Ecuador
- [2020-09] Trasta Energy Limited (United Arab Emirates) v. The State of Libya
- [2020-08] Akgun Insaat Makina Sanayii ve Dis Ticaret Ltd. Sti. (Turkey) v. Federal Democratic Republic of Ethiopia
- [2020-07] Nord Stream 2 AG v. The European Union
- [2019-46] The Renco Group, Inc. v. The Republic of Peru
- [2019-44] Schindler Holding AG (Switzerland) v. Republic of Korea
- [2018-50] Khaitan Holdings (Mauritius) Limited v. Republic of India
- [2015-21] JSC CB PrivatBank v. The Russian Federation
- [2015-07] Aeroport Belbek LLC and Mr. Igor Valerievich Kolomoisky v. The Russian Federation
- [2009-23] 1. Chevron Corporation and 2. Texaco Petroleum Company v. The Republic of Ecuador
- [2009-04] Bilcon of Delaware et al v. Government of Canada
Contract-based arbitrations
- [2025-37] (1) Hardy Exploration & Production (India) Inc., (2) Oil and Natural Gas Corporation Limited, (3) Invenire Petrodyne Limited v. Hindustan Oil Exploration Company Limited
- [2025-24] Cuyabenopetro S.A. c. Empresa Pública de Hidrocarburos del Ecuador EP Petroecuador
- [2024-37] Eni México, S. de R. L. de C.V. c. (1) Estados Unidos Mexicanos y (2) Secretaría De Energía (México)
- [2024-18] CONSUR R7H S.A. c. Ministerio de Transporte y Obras Públicas de la República del Ecuador
- [2024-09] PA & CO INTERNATIONAL S.R.L. (Romania) v. Î.S. “Administrația de Stat a Drumurilor” (Moldova)
- [2024-07] Consorcio Vial Costa c. Municipalidad Metropolitana de Lima
- [2024-02] Andina Solar S.A. c. Compañía Administradora del Mercado Mayorista Eléctrico S.A.
- [2024-01] Sol de Cuyo S.A. v- Compañía Administradora del Mercado Mayorista Eléctrico S.A.
- [2023-62] Eólica Koluel Kayke S.A. v. Compañía Administradora del Mercado Mayorista Eléctrico S.A.
- [2023-34] Rutas de Lima S.A.C. (República del Perú) v. Municipalidad Metropolitana de Lima (República del Perú)
- [2023-09] MOL Hungarian Oil and Gas PLC. v. the Republic of Croatia
- [2021-23] J.P. Beemsterboer Food Traders B.V. (Netherlands) v. Caribbean Grain Srl (Dominican Republic)
- [2020-45] EcuadorTLC S.A. (Ecuador) v. The Republic of Ecuador
- [2019-47] The Renco Group, Inc. & Doe Run Resources, Corp. v. Activos Mineros S.A.C.
- [2019-03] (1) Crescent Petroleum Company International Limited (2) Crescent Gas Corporation Limited v. National Iranian Oil Company
Past Cases
Interstate arbitrations
- [2025-45] Arbitration pursuant to the Asylum Partnership Agreement (The Republic of Rwanda v. The United Kingdom of Great Britain and Northern Ireland)
- [2024-45] UK-Sandeel (The European Union v. the United Kingdom of Great Britain and Northern Ireland)
- [2023-65] Energy Charter Treaty Arbitration (The Republic of Azerbaijan v. The Republic of Armenia)
- [2023-60] Bern Convention Arbitration (The Republic of Azerbaijan v. The Republic of Armenia)
- [2023-01] Indus Waters Western Rivers Arbitration (Pakistan v. India)
- [2020-25] Arbitration pursuant to Article 32 of the Constitution of the Universal Postal Union (The State of Qatar v. The Kingdom of Bahrain)
- [2019-28] Dispute Concerning the Detention of Ukrainian Naval Vessels and Servicemen (Ukraine v. the Russian Federation)
- [2017-06] Dispute Concerning Coastal State Rights in the Black Sea, Sea of Azov, and Kerch Strait (Ukraine v. the Russian Federation)
Interstate conciliations
Other interstate proceedings
Investor-state arbitrations
- [2025-42] Mr. Mikhail Maratovich Fridman (Russian Federation, Israel) v. The Grand Duchy of Luxembourg
- [2025-39] Ritika Mehta, Vinita Agarwal, Prenay Agarwal v. The Oriental Republic of Uruguay
- [2025-16] Hasenberg AG v. The Republic of Lithuania
- [2025-11] Shefa Gold, S.L. (España) c. República de Guinea Ecuatorial
- [2025-10] ETC Group (Mauritius) v. The Republic of Mozambique
- [2025-09] Volga-Dnepr Airlines LLC (Russian Federation) v. Canada
- [2025-02] Mr. Rinat Akhmetov (Ukraine) v. The Russian Federation
- [2024-51] Indo Gold Pty Limited v. Republic of India
- [2024-48] Zeph Investments Pte. Ltd. v. The Commonwealth of Australia (IV)
- [2024-46] Hashem Mohamed Saleh Al Mehdar Et Al (Saudi Arabia) v The Arab Republic of Egypt
- [2024-44] (1) Mr. Hüseyin Avni Kiper (Germany), (2) Mr. Yusuf Aydemir (Germany) v. Federal Democratic Republic of Ethiopia
- [2024-43] Vedanta Resources Limited (United Kingdom) v. The Republic of India
- [2024-23] Zeph Investments Pte. Ltd. v. The Commonwealth of Australia (III)
- [2024-03] OJSC Belaruskali v. The Republic of Lithuania
- [2023-78] Olayan Financing Company (Kingdom of Saudi Arabia) v The State of Qatar
- [2023-67] Zeph Investments Pte. Ltd. v. The Commonwealth of Australia (II)
- [2023-66] Amulsar Investor Ventures LLC v Republic of Armenia
- [2023-64] Mrs. Mimoza Ndroqi v. Republic of Albania
- [2023-61] African Asset Finance Company Holdings B.V. (The Netherlands) v. Federal Democratic Republic of Ethiopia
- [2023-37] Sea Search-Armada, LLC (USA) v. The Republic of Colombia
- [2023-35] Junefield Gold Investments Limited v. The Republic of Ecuador
- [2023-32] Banreal Holding, S.L. (España) c. República Bolivariana de Venezuela
- [2023-22] Bacilio Amorrortu (USA) v. The Republic of Peru
- [2023-13] (1) Mr. Dieter Emil Schelling; (2) Ms. Flora Netiwe Schelling; (3) Ras Bamba Hotel Limited; (4) Ras Bamba Sailing Club Limited; and (5) Oyster Camp Limited V. The United Republic of Tanzania
- [2023-03] Strategic Investors Group, Inc. v. The United States of America
- [2022-50] Blue Sea Holding LLC and Oceans Group International SA v The Republic of Panama
- [2022-49] Mohammad Reza Khalilpour Bahari (Iran) v. The Republic of Azerbaijan
- [2022-42] Primesouth International Offshore S.A.L. (Lebanon) v. The Republic of Iraq
- [2022-34] CC/Devas (Mauritius) Ltd., Telcom Devas Mauritius Limited, and Devas Employees Mauritius Private Limited v. Republic of India
- [2022-13] PCA Case No. 2022-13 - KN Holding LLC & Severgroup LLC v. the French Republic - Affaire CPA N° 2022-13 - KN Holding LLC & Severgroup LLC c. la République française
- [2022-12] Mohammad Reza Dayyani, Abbas Dayyani, Mohammad Hossein Dayyani, Ali Dayyani, Fatemeh Dayyani and Kosar Dayyani v. Republic of Korea
- [2022-03] Deutsche Lufthansa AG (Germany) v. The Bolivarian Republic of Venezuela
- [2022-02] (1) María de la Concepción Felipe Velázquez, (2) Daniel Nava Felipe and (3) Maitte Josefina Nava Felipe v. Bolivarian Republic of Venezuela
- [2022-01] Yves Martine Garnier v. The Dominican Republic
- [2021-38] 1. Maxis Communications Berhad 2. Global Communication Services Holdings Limited v. Republic of India
- [2021-35] Liberty Seguros, Compañía de Seguros y Reaseguros S.A. (Spain) v. Bolivarian Republic of Venezuela
- [2021-31] Holcim Investments (Spain), S.L. v. the Republic of Ecuador
- [2021-30] Mr. Goh Chin Soon (Singapore) v. People's Republic of China
- [2021-26] Windstream Energy LLC (USA) v. The Government of Canada
- [2021-05] Zurich Insurance Company Ltd v. Plurinational State of Bolivia
- [2020-53] Mr. Jak Sukyas v. Romania
- [2020-19] Aecon Construction Group Inc. (Canada) v. The Republic of Ecuador
- [2020-09] Trasta Energy Limited (United Arab Emirates) v. The State of Libya
- [2020-08] Akgun Insaat Makina Sanayii ve Dis Ticaret Ltd. Sti. (Turkey) v. Federal Democratic Republic of Ethiopia
- [2020-07] Nord Stream 2 AG v. The European Union
- [2019-46] The Renco Group, Inc. v. The Republic of Peru
- [2019-44] Schindler Holding AG (Switzerland) v. Republic of Korea
- [2018-50] Khaitan Holdings (Mauritius) Limited v. Republic of India
- [2015-21] JSC CB PrivatBank v. The Russian Federation
- [2015-07] Aeroport Belbek LLC and Mr. Igor Valerievich Kolomoisky v. The Russian Federation
- [2009-23] 1. Chevron Corporation and 2. Texaco Petroleum Company v. The Republic of Ecuador
- [2009-04] Bilcon of Delaware et al v. Government of Canada
Contract-based arbitrations
- [2025-37] (1) Hardy Exploration & Production (India) Inc., (2) Oil and Natural Gas Corporation Limited, (3) Invenire Petrodyne Limited v. Hindustan Oil Exploration Company Limited
- [2025-24] Cuyabenopetro S.A. c. Empresa Pública de Hidrocarburos del Ecuador EP Petroecuador
- [2024-37] Eni México, S. de R. L. de C.V. c. (1) Estados Unidos Mexicanos y (2) Secretaría De Energía (México)
- [2024-18] CONSUR R7H S.A. c. Ministerio de Transporte y Obras Públicas de la República del Ecuador
- [2024-09] PA & CO INTERNATIONAL S.R.L. (Romania) v. Î.S. “Administrația de Stat a Drumurilor” (Moldova)
- [2024-07] Consorcio Vial Costa c. Municipalidad Metropolitana de Lima
- [2024-02] Andina Solar S.A. c. Compañía Administradora del Mercado Mayorista Eléctrico S.A.
- [2024-01] Sol de Cuyo S.A. v- Compañía Administradora del Mercado Mayorista Eléctrico S.A.
- [2023-62] Eólica Koluel Kayke S.A. v. Compañía Administradora del Mercado Mayorista Eléctrico S.A.
- [2023-34] Rutas de Lima S.A.C. (República del Perú) v. Municipalidad Metropolitana de Lima (República del Perú)
- [2023-09] MOL Hungarian Oil and Gas PLC. v. the Republic of Croatia
- [2021-23] J.P. Beemsterboer Food Traders B.V. (Netherlands) v. Caribbean Grain Srl (Dominican Republic)
- [2020-45] EcuadorTLC S.A. (Ecuador) v. The Republic of Ecuador
- [2019-47] The Renco Group, Inc. & Doe Run Resources, Corp. v. Activos Mineros S.A.C.
- [2019-03] (1) Crescent Petroleum Company International Limited (2) Crescent Gas Corporation Limited v. National Iranian Oil Company

