Procedural Issue Substantive Issue
| Year the case was initiated | 2001 |
| Year the award was rendered | 2005 |
| Country involved | Argentina |
| Home country of the investor | United States |
| Parties to the dispute | CMS Gas Transmission Company v. Argentina (ICSID Case No. ARB/01/8) |
| Sector | 1 |
| Type of investment | gas transmission enterprise |
| Nature of dispute / claim | claims arising out of Argentina's suspension/termination of the right to calculate tariffs in US dollars and to make inflation adjustments |
| Legal instrument | Argentina-United States BIT |
| Rules / Venues | ICSID |
| Amount sought by investor | US$ 261.1 million (or 243.6 million and shares) plus interest |
| Amount awarded / status of dispute | US$ 132 million plus interest awarded; The application for annulment of Argentina was partially dismissed |
| Arbitrators | Francisco Orrego Vicuña (Chair); Marc Lalonde P; Judge Francisco Rezek
Annulment Committee: Gilbert Guillaume (Chair); Nabil Elaraby; James R. Crawford |
| Decisions rendered | Decision on Jurisdiction issued on 17 July 2003;
Final Award issued on 12 May 2005; Decision of the Ad hoc committee on the application for annulment of the Argentina issued on 25 September 2007 |
| Status | awarded in favor of the investor |
| Links | http://www.worldbank.org/icsid/cases/CMS_Decision_english.pdf http://www.worldbank.org/icsid/cases/CMS_Award.pdf http://www.investmentclaims.com/decisions/CMS-Argentina-Annulment_Decision.pdf |
| Commentary (if any) | |
| Special features |