220. Enforcement jurisdiction.

220.     Enforcement jurisdiction.

The enforcement jurisdiction of a state comprises, inter alia, its powers to investigate crime, to examine witnesses and gather evidence, to question and detain suspects, to initiate prosecutions and to execute any punishment awarded by a court after a criminal trial. Executive jurisdiction of a state is strictly territorial in the sense that a state may not exercise its powers or authority in the territory or jurisdictional area of another state except by virtue of a permissive rule derived from international custom or from a treaty or convention1. Thus a state is not entitled