On 4 June 2020, the Swiss Council of States (upper house of parliament) approved the ratification of the pending protocols to the tax treaties with eight countries, including:

• The protocol to the 2002 tax treaty with Iran, signed 3 June 2019;
• The protocol to the 1966 tax treaty with Ireland, signed 13 June 2019;
• The protocol to the 1980 tax treaty with South Korea, signed 17 May 2019;
• The prot…