27 June 2010 marks the 20th anniversary of investment treaty jurisprudence.  On 27 June 1990, the tribunal in Asian Agricultural Products Ltd. v. Sri Lanka (ICSID Case No. ARB/87/3) (AAPL) dispatched its final award to the parties.  The AAPL tribunal (Dr. Ahmed Sadek El-Kosheri (President), Professor Berthold Goldman and Dr. Samuel Asante) was the first [...] read more »

UNCTAD’s most recent note on investment treaty arbitration (Latest Developments in Investor-State Dispute Settlement, IIA Issues Note No. 1 (2010)) provides a useful overview of the growth in investment treaty arbitration and the major jurisprudential developments in 2009.  According to UNCTAD, the total number of known investor-state cases under investment treaties stood at 357 at [...] read more »

The principle of good faith arises in investment treaty arbitrations in various contexts. Tribunals, of course, regularly refer to Article 31(1) of the Vienna Convention for the rule that treaties shall be interpreted in good faith. Tribunals have noted that states must perform their treaty obligations in good faith. References to good faith occur in [...] read more »

In this blog I return to the theme of investor misconduct, albeit in a different context from my previous posts:  host state criminal investigations during investment treaty arbitration proceedings.  This issue has arisen in a number of recent investment treaty arbitrations, most notably in a series of cases against Turkey (Cementownia, Europe Cement and Libananco), [...] read more »

I have always found the submission of expert legal opinions on matters of international law to investment treaty tribunals rather odd.  Why are expert opinions needed and what is their status?  To begin, the opinion is submitted to an international arbitration tribunal often comprising leading public international lawyers (and sometimes current or former judges of [...] read more »

Procedural Order No. 3 (Confidentiality Order) dated 27 January 2010 in Giovanna a Beccara and others v. The Argentine Republic (the “Order”) addresses the competing considerations of confidentiality, transparency, public information, equality of the Parties’ rights, and orderly conduct of the proceedings in investment treaty arbitration.  Although the Tribunal’s Order provides a nuanced approach to [...] read more »