ICSID Rules and Regulations 2022

amendments mark the fourth amendment of the International Centre for Settlement of Investment Disputes´ Rules and Regulationssince 1968. They may be seen as the most extensive revision of themto date, especially since the significance of ICSID arbitration has beengrowing, as evidenced by the continuously increasing number of ICSID cases registered over the years. The main objectives of the revision was to modernise, simplify and streamline the legal framework of ICSID proceedings. ICSID andits Member States achieved this by filling existing gaps, codifying international standards and practices, and by addressing specific ISDS concerns. A team of renowned practitioners and rising stars in the field of International Arbitration have analysed these updated frameworks– i.e., the ICSID Arbitration Rules, the Conciliation Rules, the Institution Rules as well as the Administrative and Financial Regulations– provision by provision to offer practical and theoretical guidance for experienced lawyers, as well as beginners in the field a like. The Commentary also provides detailed background information on the amendment procedure of each provision and gives insight into whether, and if so, which, existing case law remains relevant to the application of the new Rules and Regulations. The Commentary is rounded off with reflections on various aspects of ICSID arbitration.

Richard Happ and Stephan Wilske, the editors, are practicing lawyers and experts in ICSID arbitration. The authors are practicing lawyers and academics with deep practical expertisein ICSID arbitration: Alexander Bedrosyan, Saadia Bhatty, Jeremy Bloomenthal, Karl-Heinz Böckstiegel, Bianca Böhme, James Boykin ,Marc Bungenberg, Björn P. Ebert, Susan Franck, Amy Frey, Lindsay Gastrell, Ankita Godbole, Anne-Karin Grill, Richard Happ, Eva Kalnina, Swee Yen Koh, Barton Legum, Silvia Marchili, Lars Markert, Tatiana Minaeva, Enrique Molina, William W. Park, Tim Rauschning, NoahRubins, Monique Sasson, Georg Scherpf, Sungjean Seo, Hi-Taek Shin,Lukas Schultze-Moderow, Laurence Shore, Cedric Soule, Nandakumar Srivatsa, Anna Stier, Anastasiya Ugale, Baiju Vasani, Stephan Wilske, Sebastian Wuschka and Alvin Yeo.The editors were assisted by Ralf Lewandowski and Mathilde Raynal.