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

Following appointment by the Claimant, Horacio Grigera Naón (Argentine) accepts his appointment as arbitrator.

Following appointment by the Respondent, Santiago Torres Bernárdez (Spanish) accepts his appointment as arbitrator.

The Tribunal is constituted in accordance with Article 6(3) of the Arbitration (Additional Facility) Rules.  Its members are: Juan Fernández-Armesto (Spanish), President, appointed by the Chairman of the Administrative Council in accordance with Article 6(4) of the Arbitration (Additional Facility) Rules; Horacio A. Grigera Naón (Argentine), appointed by the Claimant; and Santiago Torres Bernárdez (Spanish), appointed by the Respondent.

Following appointment by the Chairman of the Administrative Council in accordance with Article 6(4) of the Arbitration (Additional Facility) Rules, Juan Fernández-Armesto (Spanish) accepts his appointment as presiding arbitrator.

The Tribunal holds a preliminary procedural consultation by telephone conference.

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

The Tribunal issues Procedural Order No. 3 concerning procedural matters.

The Claimant files a memorial on the merits.

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

The Respondent files a proposal for disqualification of arbitrator Horacio Grigera Naón. The proceeding is suspended in accordance with ICSID Arbitration (Additional Facility) Rule 15(7).

The Claimant files observations on the proposal for disqualification.

The arbitrator furnishes explanations regarding the proposal for disqualification in accordance with ICSID Arbitration (Additional Facility) Rule 15(4).

The Respondent files observations on the arbitrator explanations regarding the proposal for disqualification.

The Claimant files further observations on the proposal for disqualification.

The proposal for disqualification of Horacio Grigera Naón is declined by the Secretary-General of ICSID.  The proceeding is resumed pursuant to Article 15(7) of the Arbitration (Additional Facility) Rules.

The Respondent files a counter-memorial on the merits, a memorial on jurisdiction and a request for bifurcation.

The Claimant files observations on the request to address the objections to jurisdiction as a preliminary question. 

The Tribunal issues Procedural Order No. 4 concerning the Respondent’s request to address the objections to jurisdiction as a preliminary question.

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

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

The Tribunal issues Procedural Order No. 6 concerning production of documents. 

The Tribunal issues Procedural Order No. 7 concerning third party funding.

Following the resignation of arbitrator Santiago Torres Bernárdez, the Secretary-General notifies the parties of the vacancy on the Tribunal and the proceeding is suspended pursuant to Article 16(2) of the Arbitration (Additional Facility) Rules.

The Tribunal is reconstituted. Its members are: Juan Fernández-Armesto (Spanish), President, appointed by the Chairman of the Administrative Council in accordance with Article 6(4) of the ICSID Arbitration (Additional Facility) Rules; Horacio A. Grigera Naón (Argentine), appointed by the Claimant; and Antolín Fernández Antuña (Spanish), appointed by the Respondent. The proceeding is resumed pursuant to Article 18 of the ICSID Arbitration (Additional Facility) Rules.

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

The Tribunal issues Procedural Order No. 8 concerning third party funding.

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

The Claimant files a rejoinder on jurisdiction.

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

The Tribunal issues Procedural Order No. 9 concerning the organization of the hearing.

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

The Tribunal issues Procedural Order No. 10 concerning procedural matters.

The Tribunal issues Procedural Order No. 11 concerning procedural matters.

The Claimant files a first round of closing submissions.

The Respondent files a first round of closing submissions.

The Claimant files a second round of closing submissions.

The Respondent files a second round of closing submissions.

Each party files a submission on costs.

The Tribunal declares the proceeding closed in accordance with Article 44(1) of the Arbitration (Additional Facility) Rules.

The Tribunal renders its award; attached to the award is a dissenting opinion by arbitrator Antolín Fernández Antuña.