The potential clash between protection of investors under investment treaties and protection of the environment has emerged in a number of recent arbitrations. More than 60 investment disputes filed since 2012 have had some environmental component. Amongst them, there have been several cases in which States have sought to enforce environmental law against investors in…

In a judgment of 24 May 2017 (Biogaran v International Drug Development, case n° 15-25.457), the commercial chamber of the French Cour de Cassation (Supreme Court) considered the question of whether a counterclaimant is bound by the requirements of a “multi-tier” dispute resolution clause. The clause in question required the parties to mediate as a…

The beginning of 2017 has already been remarkable to contribute to discussions regarding counterclaims in investment arbitration: two recently finalized cases against Latin America states (Urbaser et al. v The Argentine Republic, ICSID Case No ARB/07/26 ; Burlington Resources Inc. v Republic of Ecuador, ICSID Case No. ARB/08/5) provide several noteworthy points for further debates…