Bacilio Amorrortu v. Peru (I) (Judgment of the Paris Court of Appeal (French))
ICSID · Investment (ICSID and treaty) · International (investor-state) · April 16, 2026
Why it matters
Bacilio Amorrortu v. Peru is an investment-treaty arbitration, in which a foreign investor argued that a state had fallen short of the protections it had promised under a treaty. Disputes of this kind turn on the balance between an investor's protections and a state's freedom to regulate in the public interest. The tribunal's full reasoning, and any sum awarded, are set out in the original.
Summary
This is the judgment of the paris court of appeal (french) in Bacilio Amorrortu v. Peru (I), handed down on 16 April 2026. It is a national court's ruling touching an investment-treaty arbitration, the stage at which a domestic court is asked to enforce, set aside or review an award. The matter was under the UNCITRAL Rules, the usual machinery for disputes of this kind. italaw is the established open archive for this field, and this entry points to its record; the tribunal's full reasoning, and any sum it awarded, are set out in the document itself.
The detail
Parties: Bacilio Amorrortu v. Peru (I)
Case number: See italaw record
Outcome: Judgment of the Paris Court of Appeal (French) in Bacilio Amorrortu v. Peru (I). The disposition is set out in the original.
Applicable law: The applicable investment treaty; ICSID, UNCITRAL or ad hoc arbitration rules.
Issues in play: A foreign investor's treaty protections weighed against a sovereign state's exercise of its powers.
Read the full decision at italaw ↗
Locus Standi links to the source decision and publishes its own plain-language summary. It does not reproduce the text of the award.