From Longman Dictionary of Contemporary Englishextraterritorialex‧tra‧ter‧ri‧to‧ri‧al /ˌekstrəterəˈtɔːriəl◂/ adjective formalSG happening outside a particular country
Examples from the Corpus
extraterritorial• For example, the reciprocal legislation providing for extraterritorial jurisdiction does not seem much used.• an extraterritorial jurisdiction treaty• I thought it would be extraterritorial, out of society, forming its own new universe. 