Case Details

ArcelorMittal S.A. v. Italian Republic (ICSID Case No. ARB/25/34)

Subject of Dispute:

Steel Production Plants
Economic Sector:

Electric Power & Other Energy
Instrument(s) Invoked:

ECT (Energy Charter Treaty)
Applicable Rules:

ICSID Convention - Arbitration Rules

(a) Original Proceeding

Claimant(s)/Nationality(ies):

ArcelorMittal S.A. (Luxembourg)
Respondent(s):

Italian Republic (Italian)
Date Registered:

July 25, 2025
Date of Constitution of Tribunal:

February 23, 2026

Composition of Tribunal

President:

Juan FERNÁNDEZ-ARMESTO (Spanish) - Appointed by the Parties
Arbitrators:

Guido Santiago TAWIL (Argentine, Portuguese) - Appointed by the Claimant(s)
Zachary DOUGLAS (Australian, Swiss) - Appointed by the Respondent(s)

Party Representatives

Claimant(s):

Freshfields Bruckhaus Deringer US, New York, NY, U.S.A.
Pinsent Masons, London, U.K.
Twenty Essex, London, U.K.
Guglielmo Verdirame, Twenty Essex, London, U.K.
A&O Shearman, Milan, Italy
Respondent(s):

Avvocatura Generale dello Stato, Italian Republic, Rome, Italy
Language(s) of Proceeding:

English
Status of Proceeding:

Pending
Latest Development:

June 25, 2026 - The Tribunal issues Procedural Order No. 4 concerning the organization of the hearing on provisional measures.

No References Available.

(a) Original Proceeding

Date	Development
July 25, 2025	The Secretary-General registers a request for the institution of arbitration proceedings.
September 9, 2025	Following appointment by the Claimant, Guido Santiago Tawil (Argentine/Portuguese) accepts his appointment as arbitrator.
October 27, 2025	Following appointment by the Respondent, Zachary Douglas (Australian/Swiss) accepts his appointment as arbitrator.
February 23, 2026	Following appointment by agreement of the parties, Juan Fernandez Armesto (Spanish) accepts his appointment as presiding arbitrator.
February 23, 2026	The Tribunal is constituted in accordance with Article 37(2)(a) of the ICSID Convention. Its members are: Juan Fernandez Armesto (Spanish), President, appointed by agreement of the parties; Guido Santiago Tawil (Argentine/Portuguese), appointed by the Claimant; and Zachary Douglas (Australian/Swiss), appointed by the Respondent.
April 16, 2026	The Claimant files a request for provisional measures.
April 16, 2026	The Claimant files a request for security for costs.
April 21, 2026	The Tribunal holds a first session by video conference.
May 15, 2026	The Respondent files observations on the Claimant’s request for provisional measures.
May 15, 2026	The Respondent files observations on the Claimant’s request for security for costs.
May 29, 2026	The Claimant files a response to the Respondent’s observations of May 15, 2026, on security for costs.
May 29, 2026	The Claimant files a response to the Respondent’s observations of May 15, 2026, on provisional measures.
June 25, 2026	The Tribunal issues Procedural Order No. 4 concerning the organization of the hearing on provisional measures.