Frazer Solar v. Lesotho (Judgment of the Supreme Court )
ICSID · Investment (ICSID and treaty) · International (investor-state) · May 22, 2026
Why it matters
Frazer Solar v. Lesotho 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 Supreme Court of Appeal On The Application For Rescission of The Enforcement Order And The Setting Aside of The Arbitral Award in Frazer Solar v. Lesotho, handed down on 22 May 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: Frazer Solar v. Lesotho
Case number: See italaw record
Outcome: Judgment of the Supreme Court of Appeal on the Application for Rescission of the Enforcement Order and the Setting Aside of the Arbitral Award in Frazer Solar v. Lesotho. 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.