Case Details

Operadora Ecológica del Titicaca S.A.C. v. Republic of Peru (ICSID Case No. ARB/23/11)

Subject of Dispute:

Wastewater treatment
Economic Sector:

Water, Sanitation & Flood Protection
Instrument(s) Invoked:

Contract
Applicable Rules:

ICSID Convention - Arbitration Rules

(a) Original Proceeding

Claimant(s)/Nationality(ies):

Operadora Ecológica del Titicaca S.A.C. (Peruvian)
Respondent(s):

Republic of Peru (Peruvian)
Date Registered:

April 21, 2023
Date of Constitution of Tribunal:

December 8, 2023

Composition of Tribunal

President:

Adriana BRAGHETTA (Brazilian) - Appointed by the Parties
Arbitrators:

José Antonio CAÍNZOS FERNÁNDEZ (Spanish) - Appointed by the Claimant(s)
Yves DERAINS (French) - Appointed by the Respondent(s)

Party Representatives

Claimant(s):

Uría Menéndez, Madrid, Spain
Philippi Prietocarrizosa Ferrero DU & Uría, Lima, Peru
Respondent(s):

Comisión Especial que Representa al Estado en Controversias Internacionales de Inversión, Lima, Peru
Squire Patton Boggs (UK), Paris, France
Language(s) of Proceeding:

Spanish
Status of Proceeding:

Pending
Latest Development:

January 20, 2026 - The Claimant files a request for the Tribunal to decide on the exclusion of evidence.

No References Available.

(a) Original Proceeding

Date	Development
April 21, 2023	The Acting Secretary-General registers a request for the institution of arbitration proceedings.
July 17, 2023	Following appointment by the Claimant, José Antonio Caínzos Fernández (Spanish) accepts his appointment as arbitrator.
August 6, 2023	Following appointment by the Respondent, Yves Derains (French) accepts his appointment as arbitrator.
December 8, 2023	Following appointment by agreement of the parties, Adriana Braghetta (Brazil) accepts her appointment as presiding arbitrator.
December 8, 2023	The Tribunal is constituted in accordance with Article 37(2)(a) of the ICSID Convention. Its members are: Adriana Braghetta (Brazil), President, appointed by agreement of the parties, José Antonio Caínzos Fernández (Spanish), appointed by the Claimant; and Yves Derains (French), appointed by the Respondent.
January 12, 2024	The Tribunal holds a first session by video conference.
February 9, 2024	The Tribunal issues Procedural Order No. 1 concerning procedural matters.
April 29, 2024	The Claimant files a memorial on the merits.
September 26, 2024	The Respondent files a counter-memorial on the merits, including counter-claims.
November 21, 2024	Following exchange between the parties, each party files a request for the Tribunal to decide on the production of documents.
March 3, 2025	The Tribunal issues Procedural Order No. 2 concerning the production of documents.
May 14, 2025	The Tribunal issues Procedural Order No. 3 concerning procedural matters.
June 23, 2025	The Tribunal issues Procedural Order No. 4 concerning procedural matters.
July 2, 2025	The Claimant files a reply on the merits and a counter-memorial on the counter-claims.
August 21, 2025	The Tribunal issues Procedural Order No. 5 concerning procedural matters.
October 2, 2025	The Respondent files a rejoinder on the merits and a reply on the counter-claims.
January 2, 2026	The Claimant files a rejoinder on the counter-claims.
January 20, 2026	The Claimant files a request for the Tribunal to decide on the exclusion of evidence.