Case Details

Ricardo Filomeno Duarte Ventura Leitão Machado v. Republic of Angola (ICSID Case No. ARB/24/8)

Subject of Dispute:

Energy enterprise
Economic Sector:

Electric Power & Other Energy
Instrument(s) Invoked:

BIT Angola - Portugal 2008
Applicable Rules:

ICSID Convention - Arbitration Rules

(a) Original Proceeding

Claimant(s)/Nationality(ies):

Ricardo Filomeno Duarte Ventura Leitão Machado (Portuguese)
Respondent(s):

Republic of Angola (Angolan)
Date Registered:

March 28, 2024
Date of Constitution of Tribunal:

October 1, 2024

Composition of Tribunal

President:

Valeria GALÍNDEZ (Argentine, Brazilian) - Appointed by Co-Arbitrators
Arbitrators:

Alfonso IGLESIA (Spanish) - Appointed by the Claimant(s)
Diego P. FERNÁNDEZ ARROYO (Argentine, Spanish) - Appointed by the Respondent(s)

Party Representatives

Claimant(s):

Arias, Madrid, Spain
Pact-Orey Da Cunha – Advogados, Lisbon, Portugal
Respondent(s):

CFA Advogados, Luanda, Angola
Vieira de Almeida & Associados, Sociedade de Advogados, Lisbon, Portugal
Henrique Abecasis, Andresen Guimarães & Associados, Sociedade de Advogados, Lisbon, Portugal
President of the Republic of Angola
Ministry of Energy and Water, Luanda, Angola
Language(s) of Proceeding:

English
Status of Proceeding:

Pending
Latest Development:

September 11, 2025 -
The Claimant files a statement of claim.

(a) Original Proceeding

Published Decisions

Request for Arbitration

Respondent’s Objection under Rule 41

Respondent’s Objection under Rule 41 - List of Exhibits

Procedural Order No. 1

Procedural Order No. 2

Claimant’s Response to Respondent’s Objection under Rule 41

Claimant’s Response to Respondent’s Objection under Rule 41 - List of Exhibits

Respondent's Reply regarding its Objection under Rule 41

Respondent's Reply regarding its Objection under Rule 41 - List of Factual Exhibits

Respondent's Reply regarding its Objection under Rule 41 - List of Legal Authorities

Claimant’s Rejoinder to Respondent’s Objection under Rule 41

Claimant’s Rejoinder to Respondent’s Objection under Rule 41 - List of Exhibits

Claimant’s Statement of Costs

Respondent’s Statement of Costs

Decision on the Respondent’s Rule 41(1)

Claimant’s Statement of Claim

Claimant’s Statement of Claim - List of Exhibits

Available on the ICSID Website

Request for Arbitration (February 20, 2024) Spanish (Original)

Respondent’s Objection under Rule 41 (November 15, 2024) English (Original)

Respondent’s Objection under Rule 41 - List of Exhibits (November 15, 2024) English (Original)

Procedural Order No. 1 (November 27, 2024) English (Original)

Procedural Order No. 2 (November 27, 2024) English (Original)

Claimant’s Response to Respondent’s Objection under Rule 41 (January 30, 2025) English (Original)

Claimant’s Response to Respondent’s Objection under Rule 41 - List of Exhibits (January 30, 2025) English (Original)

Respondent's Reply regarding its Objection under Rule 41 (February 2, 2025) English (Original)

Respondent's Reply regarding its Objection under Rule 41 - List of Factual Exhibits (February 2, 2025) English (Original)

Respondent's Reply regarding its Objection under Rule 41 - List of Legal Authorities (February 2, 2025) English (Original)

Claimant’s Rejoinder to Respondent’s Objection under Rule 41 (March 27, 2025) English (Original)

Claimant’s Rejoinder to Respondent’s Objection under Rule 41 - List of Exhibits (March 27, 2025) English (Original)

Claimant’s Statement of Costs (April 10, 2025) English (Original)

Respondent’s Statement of Costs (April 10, 2025) English (Original)

Decision on the Respondent’s Rule 41(1) (May 29, 2025) English (Original)

Claimant’s Statement of Claim (September 11, 2025) English (Original)

Claimant’s Statement of Claim - List of Exhibits (September 11, 2025) English (Original)

(a) Original Proceeding

Date	Development
March 28, 2024	The Acting Secretary-General registers a request for the institution of arbitration proceedings.
July 13, 2024	Following appointment by the Respondent, Diego P. Fernández Arroyo (Argentine/Spanish) accepts his appointment as arbitrator.
July 15, 2024	Following appointment by the Claimant, Alfonso Iglesia (Spanish) accepts his appointment as arbitrator.
September 30, 2024	Following appointment by her co-arbitrators pursuant to the parties’ agreement, Valeria Galíndez (Argentine/Brazilian) accepts her appointment as presiding arbitrator.
October 1, 2024	The Tribunal is constituted in accordance with Article 37(2)(a) of the ICSID Convention. Its members are: Valeria Galíndez (Argentine/Brazilian), President, appointed by her co-arbitrators pursuant to the parties’ agreement; Alfonso Iglesia (Spanish), appointed by Claimant; and Diego P. Fernández Arroyo (Argentine/Spanish), appointed by Respondent.
November 15, 2024	The Respondent files an objection that the claims are manifestly without legal merit pursuant to ICSID Arbitration Rule 41(1).
November 20, 2024	The Tribunal holds a first session by video conference.
November 27, 2024	The Tribunal issues Procedural Order No. 1 concerning procedural matters.
November 27, 2024	The Tribunal issues Procedural Order No. 2 concerning transparency and confidentiality.
January 30, 2025	The Claimant files observations on the Respondent’s objection that the claims are manifestly without legal merit.
February 27, 2025	The Respondent files a reply regarding its objection that the claims are manifestly without legal merit.
March 27, 2025	The Claimant files a rejoinder on the Respondent’s objection that the claims are manifestly without legal merit.
April 10, 2025	Each party files a statement of costs.
May 2, 2025	Each party files observations on the other party's statement of costs.
May 29, 2025	The Tribunal issues a decision on the Respondent’s objection that the claims are manifestly without legal merit pursuant to ICSID Arbitration Rule 41(1).
September 11, 2025	The Claimant files a statement of claim.