AEW: feed-in payment from 2027
Checked on 21 September 2026
What AEW has published for 2027
- Lets you choose: a fixed price of 8.20 Rp./kWh or the market price.
- Applies from 1 January 2027 if you have a smart meter. Otherwise later.
- Rule for negative prices not published. We use the standard rule.
Sources: Solarstrom einspeisen und fair vergüten lassen | AEW · Produktblatt AEW Rücklieferung Fixpreis 2027 · Produktblatt AEW Rücklieferung Spotmarktpreis 2027
What this means for a typical house
Example: 8 kWp, facing south, 30°, 7,000 kWh use a year, postcode 5027 (weather station Buchs / Aarau), with AEW's electricity price. Replayed with each year's real weather and prices.
| Year | Under current rules | Under 2027 rules | Difference | Share of total earned |
|---|---|---|---|---|
| 2025 | CHF 547 | CHF 499 | −CHF 48 | −3.5 % |
| 2024 | CHF 425 | CHF 394 | −CHF 31 | −2.3 % |
| 2023 | CHF 634 | CHF 601 | −CHF 33 | −2.3 % |
| 2022 | CHF 2'199 | CHF 2'176 | −CHF 23 | −0.8 % |
| 2021 | CHF 713 | CHF 697 | −CHF 16 | −1.0 % |
Should you do something?
For this example house: No. The change costs you about CHF 48 a year, which is 3.5 % of everything your panels earn. None of the possible steps pays off for you. You can leave everything as it is.