The Secretary-General registers a request for the institution of arbitration proceedings.

Following appointment by the Claimants, Peter Rees (British) accepts his appointment as arbitrator.

Following appointment by the Respondent, Silvina González Napolitano (Argentine) accepts her appointment as arbitrator.

Following appointment by agreement of the parties, Sean Murphy (U.S.) accepts his appointment as presiding arbitrator.

The Tribunal is constituted in accordance with Article 37(2)(a) of the ICSID Convention. Its members are: Sean Murphy (U.S.), President, appointed by agreement of the Parties; Peter Rees (British), appointed by the Claimants; and Silvina González Napolitano (Argentine), appointed by the Respondent.

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

The Respondent files a proposal for disqualification of arbitrator Peter Rees. The proceeding is suspended in accordance with ICSID Arbitration Rule 9(6).

The Claimants file observations on the proposal for disqualification.

The arbitrator furnishes explanations regarding the proposal for disqualification in accordance with ICSID Arbitration Rule 9(3).

The Respondent files further comments regarding the proposal for disqualification.

The proposal for disqualification of arbitrator Peter Rees is declined by the co-arbitrators. The proceeding is resumed pursuant to ICSID Arbitration Rule 9(6).

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

The Respondent files a proposal for disqualification of arbitrator Peter Rees. The proceeding is suspended in accordance with ICSID Arbitration Rule 9(6).

The Claimants file observations on the proposal for disqualification.

The arbitrator furnishes explanations regarding the proposal for disqualification in accordance with ICSID Arbitration Rule 9(3).

The Respondent files further comments regarding the proposal for disqualification.

The proposal for disqualification of arbitrator Peter Rees is declined by the co-arbitrators. The proceeding is resumed pursuant to ICSID Arbitration Rule 9(6).

The Majority of the Tribunal issues a decision on the non-disputing party’s application to file a written submission pursuant to ICSID Arbitration Rule 37(2).

A non-disputing party files a request for reconsideration of the Majority of the Tribunal's decision of February 12, 2020.

The Tribunal holds a first session by telephone conference.

The Majority of the Tribunal issues a decision on the non-disputing party’s request for reconsideration of February 14, 2020.

The Tribunal issues Procedural Order No. 1 concerning procedural matters.

The Tribunal issues Procedural Order No. 2 concerning procedural matters.

The Claimants file a memorial on the merits.

The Respondent files a request to address the objections to jurisdiction as a preliminary question.

The Claimants file observations on the request to address the objections to jurisdiction as a preliminary question.

The Tribunal issues Procedural Order No. 3 concerning the Respondent’s request to address the objections to jurisdiction as a preliminary question. Attached to the procedural order is a partial dissenting opinion by arbitrator Silvina González Napolitano.

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

Following exchanges between the parties, each party files a request for the Tribunal to decide on production of documents.

The Tribunal issues Procedural Order No. 4 concerning 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 a reply on jurisdiction.

The Tribunal issues Procedural Order No. 5 concerning procedural matters.

The Claimants file a rejoinder on jurisdiction.

The Tribunal issues Procedural Order No. 6 concerning procedural matters.

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

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 of March 22, 2022.

The Tribunal decides on the Respondent’s request of March 22, 2022.

The Tribunal holds a hearing on jurisdiction and the merits by video conference.

The Tribunal issues Procedural Order No. 8 concerning procedural matters.

The Claimants file a request for the Tribunal to decide on the admissibility of new evidence.

The Respondent files observations on the Claimants’ request of June 16, 2022.

The Tribunal decides on the Claimants’ request of June 16, 2022.

Each party files a post-hearing brief.

Each party files a reply post-hearing brief.

The Tribunal issues a decision on jurisdiction, admissibility, liability and general directions with respect to quantum; attached to the decision is a partial dissenting opinion by arbitrator Silvina S. González Napolitano.

The Tribunal issues Procedural Order No. 9 concerning quantum.

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

The parties’ experts file an update to their joint expert report on quantum.

Each party files a submission on costs.

Each party files observations on the other party’s submission on costs.

Each party files a response to the other party’s observations of April 1, 2024.

The Tribunal renders its award.