Heating

Reference programme for cantonal subsidies linked to energy renovation of buildings in Switzerland.

CHF 1,000 - 30,000

Your energy renovation costs are deductible from federal direct tax and cantonal taxes. Spread over up to 3 tax periods.

IWB (Basel utility) support programme for solar and district heating connections.

CHF 500 - 3,000

EWZ (Zürich city utility) support for photovoltaic and heat pumps.

CHF 500 - 4,000

Romande Énergie utility subsidies for solar installations and heat pumps in the canton of Vaud.

CHF 500 - 3,000

Geneva utility (SIG) programme: bonuses for heat pumps, solar thermal and renewable installations. Solar premium boosted to 25% of the federal amount from 2026.

CHF 1,000 - 5,000

Zürich subsidy programme for heating replacement and building envelope improvement.

CHF 3,000 - 40,000

Comprehensive Bern programme covering insulation, heating and global renovation with some of Switzerland's highest amounts.

CHF 5,000 - 80,000

Vaud aid for replacing fossil heaters with renewable systems, linked to GEAK. 2026 envelope: CHF 74 million.

CHF 3,000 - 12,000

Geneva cantonal programme for energy renovation with bonus for rental buildings. 2026 envelope: CHF 80 million.

CHF 5,000 - 50,000

Cantonal aid for installing a log or pellet boiler replacing fossil heating.

CHF 3,000 - 10,000

Support for connecting to a district heating network powered by renewable energy.

CHF 3,000 - 8,000

Cantonal aid for installing a heat pump replacing a fossil or electric heater.

CHF 4,000 - 15,000

Time-limited (10 years) federal booster: top-up for replacing an electric or fossil heater with a renewable solution. Up to CHF 9,000 per project.

CHF 2,000 - 9,000

Municipal and energy provider subsidies for local renewable energy installations

CHF 500 - 5,000

How do you avoid a refusal or blockage in a heating file?

A heating file is usually blocked for readability and verification problems, not just for technical reasons. This guide shows when to act, in which order to prepare the file, which documents actually matter, which weak signals should stop submission, and what final step reduces the remaining risk.

Which documents should you prepare for a heating subsidy application?

For a heating subsidy application, the right documents do more than fill a form: they prove who applies, what building is concerned, what system exists today, what will be installed, and whether the project follows the timing and evidence rules of the relevant measure and canton.

Which steps lead to a heating subsidy?

A practical guide to the sequence that makes a heating subsidy file admissible: define the project clearly, check the right programme, submit at the right moment, manage the decision and the works in line with the official rules, then close the file with complete proof.

What exactly does district heating mean?

This glossary entry defines district heating, shows when the term changes the reading of a heating file, and separates it from nearby notions such as central heating, collective boilers, and heat pumps.

What exactly is a heat pump?

Glossary entry for the heating cluster: this page defines what a heat pump means in a heating project, when the term actually matters for subsidy logic, and which nearby technologies people most often confuse with it.

What is GEAK Plus?

Swiss heating glossary page explaining GEAK Plus as an energy advisory tool, when it is useful in a heating renovation, and how to distinguish it from a simple certificate, a contractor quote, a technical design study, or a subsidy guarantee.