States as international persons — State succession — Pensions — Accession of Libya to independence — Collection of social security contributions from foreign company established in Libya during interim period before transfer of social security functions to new State — Whether permissible derogation from rule of international law prohibiting exercise of extraterritorial jurisdiction — Italy — Libya Treaty on Economic Co — operation, 1956 — The law of Italy

Jurisdiction — In general — Territorial — Territorial limits of jurisdiction — Extraterritorial jurisdiction — Over foreign private company operating abroad — Collection of social security contributions by national public corporation from foreign company in respect of nationals employed by company — Whether permissible derogation from rule of international law prohibiting exercise of extraterritorial jurisdiction — Accession of former colony to independence — Interim period before transfer of social security functions to new State — Italy — Libya Treaty on Economic Cooperation, 1956 — The law of Italy