The amending protocol to the 1966 France–Switzerland tax treaty, has entered into force on 24 July 2025.
The agreement is designed to prevent double taxation and prevent tax evasion between the two nations.
Earlier, France published Law No. 2025-567 of 23 June 2025 in the Official Gazette, ratifying the fifth amending protocol to the 1966 income and capital tax treaty with Switzerland.