Privacy choice

Google, HubSpot and Reddit are activated after acceptance. Clarity, Meta and Tawk.to can load independently. Details: cookie policy.

Regulation & Macro March 2026 5 min read

Energy strategy 2050: what changes for solar

Editorial responsibility: Franck Tournier · Report a fix

TL;DR

The 2050 Energy Strategy aims to secure Swiss supply with more local and renewable production. The Mantelerlass reinforces this objective by accelerating certain projects and clarifying rules for buildings and the network.

Why Switzerland launched this strategy

Switzerland must cover increasing electricity demand, particularly in winter, with less dependence on electricity. imports. The 2050 strategy combines sobriety, efficiency and the development of renewable energies, particularly on roofs, facades and existing infrastructure.

The role of the Mantelerlass

The Mantelerlass brings together legal adjustments to simplify the deployment of energy projects. The objective is to improve the speed of execution, the readability of the rules and the security of supply, while maintaining territory protection procedures.

Concrete impact for households and municipalities

For owners, this translates into a more favorable framework for solar investment and self-consumption. For municipalities, the challenge is to process permits more efficiently and to articulate the local rules with cantonal and federal objectives.

Frequently asked questions

What exactly is Mantelerlass?+

It is a legislative package that adapts several energy laws to facilitate the development of local production, storage and network infrastructure.

Does this make solar mandatory everywhere?+

No. The national framework strongly encourages solar power, but the detailed obligation depends on the cantons and municipalities, especially for new construction and certain renovations.

Will Pronovo aid disappear quickly?+

In the short term, incentive mechanisms remain central to supporting the transition. The amounts and terms change, but the principle of public support is maintained.

Sources & method

OFEN (energy strategy), LEne, LApEl, texts from the Mantelerlass and official communications from the Confederation.

This content is for information only. For your project, verify prices, grants, timelines, permissions and expected returns with the relevant authorities, grid operator and installer, and check the applicable contracts.

Some pages also invite you to get in touch or highlight services, and may contain other commercial messages from the site operator.

Move from information to action

Receive a personalised estimate, compare your options and prepare your solar project with a clear process.

Callback request