Abstract

This article first discusses the law governing a tribunal's jurisdiction. Jurisdiction is governed primarily by the instrument(s) bestowing jurisdiction. In the case of treaty arbitration, this will be the treaty offering consent to arbitration. On certain points, like the legality of the investment and the investor's nationality, that treaty will refer to domestic law. A second part deals with the varying scope of jurisdiction exercised by investment treaty tribunals. It ranges from a wide jurisdiction over all disputes arising from investments to jurisdiction only over certain narrowly ...