The Tribunal is constituted in accordance with the Parties’ agreement. Its members are: Raëd Fathallah (Canadian/Lebanese), President, appointed by the Secretary-General; Rudolf Dolzer (German), appointed by the Claimants; and Attila Tanzi (Italian), appointed by the Respondent.

Following appointment by the Secretary-General, Raëd Fathallah (Canadian/Lebanese) accepts his appointment as presiding arbitrator.

The Respondent files a counter-memorial on the merits and a memorial on jurisdiction.

The Parties file a joint request for the Tribunal to decide on production of documents.

The Tribunal issues a decision on production of documents.

The Claimants file a reply on the merits and a counter-memorial on jurisdiction.

The Respondent files a rejoinder on the merits and reply on jurisdiction.

A non-disputing party files an application to file a written submission pursuant to ICSID Arbitration Rule 37(2).

Each party files observations on the non-disputing party’s application.

The Tribunal issues Procedural Order No. 2 concerning the non-disputing party’s application of November 5, 2018.

The Claimants file a rejoinder on jurisdiction.

The Tribunal holds a pre-hearing organizational meeting with the parties by telephone conference.

The Tribunal issues Procedural Order No. 3 concerning the organization of the hearing.

The Tribunal holds a hearing on jurisdiction and the merits in Paris.

Each party files a post-hearing brief.

Each Party files a reply post-hearing brief.

Each party files a submission on costs.

Following the passing away of arbitrator Rudolf Dolzer (German), the Secretary-General notifies the parties of the vacancy on the Tribunal and the proceeding is suspended pursuant to ICSID Arbitration Rule 10(2).

The Tribunal is reconstituted. Its members are Raëd Fathallah (Canadian/Lebanese), President, appointed by the Secretary-General; Peter D. Cameron (British), appointed by the Claimants; and Attila Tanzi (Italian), appointed by the Respondent. The proceeding is resumed pursuant to ICSID Arbitration Rule 12.

The Respondent files a request for the Tribunal to decide on the admissibility of new documents.

The Claimants file observations on the Respondent’s request for the Tribunal to decide on the admissibility of new documents.

The Tribunal decides on the admissibility of new documents.

The Respondent files a request for the Tribunal to decide on the admissibility of a new document.

The Claimant files observations on the Respondent’s request of September 9, 2021.

The Tribunal decides on the admissibility of a new document.

The Respondent files a request for the Tribunal to decide on the admissibility of a new document.

The Claimant files observations on the Respondent’s request of September 23, 2021.

The Tribunal decides on the admissibility of new evidence.

The Tribunal issues a decision on jurisdiction, liability and the principles of quantum; attached to the decision is a partial dissenting opinion by arbitrator Peter D. Cameron.

The Tribunal issues Procedural Order No. 4 concerning procedural matters.

The parties’ experts file a joint expert report on quantum.

Each party files observations on the parties’ experts’ joint expert report on quantum of May 20, 2022.

The Respondent files a request for reconsideration of the Tribunal’s decision on jurisdiction, liability and the principles of quantum of February 11, 2022.

 The Claimant files observations on the Respondent’s Request of June 29, 2022.

The Tribunal issues a decision on the Respondent’s request of June 29, 2022.

The Respondent files a request for reconsideration of the Tribunal’s decision on jurisdiction, liability and the principles of quantum of February 11, 2022.

The Claimant files observations on the Respondent’s Request of December 27, 2022.

The Tribunal issues a decision on the Respondent’s request of December 27, 2022.

The Tribunal declares the proceeding closed in accordance with ICSID Arbitration Rule 38(1).

The Tribunal renders its award.