Topic: Arbitrator challenges

Hobér survives challenge in solar case

Spain has failed to unseat Kaj Hobér from an Energy Charter Treaty claim by a German solar investor, with the challenge decided by the chair of ICSID’s administrative council after his co-panellists were divided on the disqualification bid.

19 May 2020

Germany renews bid to unseat Vattenfall panel

Germany has for a second time applied to disqualify all three members of the ICSID tribunal hearing a €4.7 billion claim by Swedish power company Vattenfall over the country’s phase-out of nuclear energy.

20 April 2020

Spain tries to topple Tawil

Spain has applied to disqualify Argentine arbitrator Guido Tawil from hearing one of the many claims it faces over renewable energy reforms – citing his repeat appointments by investors in such cases and his dissent from decisions where the state has escaped liability.

03 April 2020

Rees survives second challenge in Spain solar case

Spain has failed in another bid to disqualify UK arbitrator Peter Rees from hearing an Energy Charter Treaty claim over the state’s renewable energy reforms, based on his successful removal by the European Union in another ECT case.

17 February 2020

Hobér disqualified from solar case over dissent

Swedish arbitrator Kaj Hobér has been disqualified from hearing a €53 million Energy Charter Treaty claim against Spain, following a challenge based on his dissent in another case over the state's renewable energy reform.

15 January 2020

Stern challenged over lack of disclosure

A UK oil and gas company has challenged French arbitrator Brigitte Stern in an ICSID claim against Egypt, alleging she refused to disclose information about her own company and links to Egyptian institutions.

13 December 2019

Argentine panellist survives challenge over alleged lack of candour

Uría Menéndez partner Gabriel Bottini has survived an attempt to disqualify him from an ICSID annulment committee on the ground that he was not candid about the extent of his counsel work for the Argentine government when challenged in a prior ICSID case seven years ago.

31 October 2019

Arbitrator disqualified over past counsel work against Venezuela

Former Covington & Burling partner Oscar Garibaldi has been disqualified from sitting as arbitrator in an investment treaty case against Venezuela following a challenge over his past counsel work for parties adverse to the state.

22 July 2019

ICC rejects challenge based on repeat appointments by investors

Cameroon has failed in a bid to dislodge Argentine arbitrator Horacio Grigera Naón as tribunal chair in a long-running ICC arbitration on the grounds of his failure to disclose repeated appointments by private parties in disputes involving states or state entities.

25 June 2019

Lowe survives challenge from Spain in ECT case

Spain has failed to disqualify British arbitrator Vaughan Lowe QC from hearing an ICSID case over reforms to its renewable energy regime.

15 May 2019

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