Reuters | 5-Mar-2026
Spain cannot ​claim immunity to stop a multimillion-euro award over cuts to renewable energy incentives ‌being registered in Britain, the UK’s top court ruled, limiting states’ ability to claim immunity in disputes with investors.
AFTINET | 5-Mar-2026
The submission recommends that Bilateral Investment agreements with Hungary, Poland, Czechia, Lithuania and Romania should be terminated without sunset clauses, which preserve existing investor rights to sue after agreements are terminated.
BNamericas | 5-Mar-2026
The Canadian company Lupaka Gold sued Peru before the District Court of Columbia in the United States to enforce an ICSID arbitration award from June 2025 for around US$69 million.
Reuters | 3-Mar-2026
Former Yukos investors can seek to enforce an arbitration award against Russia now worth more than $65 billion over the seizure of the defunct oil group, London’s High Court ruled.
The Citizen | 28-Feb-2026
Orca announced three arbitrations at the CSID: one under the Mauritius–Tanzania Bilateral Investment Treaty, and two under the PSA and GA. The claims-valued at roughly US$1.2 billion-allege Tanzania failed to extend the development licence, prolonged the “Protected Gas” regime beyond its contractual term.
Kluwer Arbitration Blog | 27-Feb-2026
2025 advanced the Working Group’s investor-State dispute settlement (“ISDS”) reform agenda mainly by reviewing draft provisions.
Aviacionline | 27-Feb-2026
Following a favorable arbitration ruling, Nuevo Pudahuel has secured a 36-month extension to its contract at Santiago Airport, ending a multi-million-dollar dispute with Chile.
Terra Justa | 26-Feb-2026
Honduran and international civil society organizations that defend individual and collective human rights reject the new Honduran government’s decision to rejoin the International Centre for Settlement of Investment Disputes (ICSID).
SeeNews | 26-Feb-2026
Swiss-based Litasco, the international supply and trading arm of Russia’s Lukoil, may initiate arbitration proceedings against Bulgaria after the country transferred the management of Lukoil’s local subsidiaries to a special administrator.
Reuters | 25-Feb-2026
Shell, TotalEnergies, Eni, Exxon and other shareholders in Kazakhstan’s Kashagan oilfield have filed an arbitration claim against a 2023 environmental fine worth around $4.6 billion

ISDS Case Map