CO2 Levy on Thermal Fuels (CO2 Act)
Switzerland has raised a CO2 levy on fossil thermal fuels such as heating oil and natural gas since 2008, currently CHF 120 per tonne of CO2. Two thirds of the revenue is returned to the population and businesses and one third funds building and technology programmes.
Legal reference Federal Act on the Reduction of CO2 Emissions (CO2 Act) and CO2 Ordinance; revised CO2 Act in force 1 January 2025
Checked against Federal Office for the Environment (FOEN/BAFU) · 4 Oct 2026