Citation: 4A_546/2022 E. 1

Après avoir donné l'occasion aux parties de s'exprimer sur ces points, le Tribunal arbitral a tenu une audience du 8 au 10 février 2022. Les parties ont eu l'occasion de plaider, le 21 juin 2022, lors d'une Closing Hearing. Le 31 octobre 2022, le Tribunal arbitral a rendu une sentence incidente dont le dispositif énonce ce qui suit: " 592. For all the foregoing reasons, the Tribunal: 592.1 Finds that Claimants' claims are admissible, i.e. not prescribed under Swiss law; 592.2 Finds that Respondents breached as of July 1, 1990 their good faith obligation to inform Claimants under both Swiss law and in equity; 592.3 Finds that Respondents breached as of July 1, 1990 Article 5 of the AA of 1988 under both Swiss law and in equity; 592.4 Finds that Respondents are individually and jointly liable for their breaches under both Swiss law and equity; 592.5 Defers its decision on causation and quantum in relation to the above, and the consequences thereof; 592.6 Dismisses all other reliefs pertaining to the issues at stake in this Interim Award; and 592.7 Reserves its decision on costs. "