BHP Group (UK) Ltd -v- Municipio De Mariana
Business and Property CourtsCivilCourt of Appeal Civil DivisionHigh CourtTechnology and Construction CourtJudgment
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Neutral Citation Number: [2026] EWCA Civ 294
Case No: CA-2025-001750
In the Court of Appeal (Civil Division)
on appeal from the High Court of Justice
Business and Property Courts of England and Wales
Technology and Construction Court (KBD)
Mr Justice Constable
16 March 2026
Before:
The Lady Carr of Walton-on-the-Hill,
The Lady Chief Justice of England and Wales
Lord Justice Popplewell
Lord Justice Phillips
Between:
BHP Group (UK) Ltd (formerly BHP Billiton Plc and thereafter BHP Group Plc)
BHP Group Limited
-v-
MUNICÍPIO DE MARIANA (and the municipality claimants identified in the schedules to the claim forms)