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Published on 8 January 2024

Legal bases and jurisdiction

International treaties, and above all the 1815 Treaty of Vienna, form the legal bases for the specification of the national border. Treaties and agreements with neighbouring countries that concern Switzerland’s sovereign territory are archived in the official compendium of federal legislation. swisstopo is the authority responsible for the national border. 

Federal Office of Topography swisstopo

Division Geodesy and Federal Directorate of Cadastral Surveying
Seftigenstrasse 264
3084 Wabern