High Quality Content by WIKIPEDIA articles! Extraterritoriality is the state of being exempt from the jurisdiction of local law, usually as the result of diplomatic negotiations. Extraterritoriality can also be applied to physical places, such as military bases of foreign countries, or offices of the United Nations. The three most common cases recognized today internationally relate to the persons and belongings of foreign heads of state, the persons and belongings of ambassadors and certain other diplomatic agents, and ships in foreign waters.