Last August, an ICSID tribunal handed down its much-anticipated ECT-based award in the dispute between Rockhopper, a British oil and gas company, and the Italian Republic. Rockhopper had…

From September 5 – 16, the delegates of UNCITRAL Working Group III were back in Vienna to continue discussing ISDS reform. While it was possible for registered delegates…

Since UNCITRAL Working Group III opened its most recent session on 14 February, many delegates began their interventions by wishing each other a Happy Valentine’s Day. As they…

ISDS emerged in the twentieth century to empower foreign investors to assert legal claims against host states without the intervention of their home state. But this understanding of…

In a reaction to an EJIL: Talk! post by Baetens et al., Arcuri et al. claim that the Dutch parliament has the right to reject CETA…

‘Can you hear me now?’ is a question that the delegates of Working Group III asked each other often last week, as negotiations on ISDS reform continued but…

In their previous posts, Catharine Titi and Tarcisio Gazzini discussed some general aspects concerning authentic (joint) interpretations of international investment agreements. They brilliantly clarified aspects concerning…

Treaty interpretation by treaty Parties was initially planned to be discussed in the 39th session of UNCITRAL Working Group III scheduled to take place in New York…

General remarks The interpretation of investment treaties is governed by the rules on interpretation codified in Articles 31 to 33 of the Vienna Convention on the…

On May 1, 2020, the secretariats of ICSID and UNCITRAL released the first draft of the Code of Conduct for Adjudicators in Investor-State Dispute Settlement…