Feed-in payment (EEG)
eeg_feed_inRead-onlyIdempotent
What a rooftop solar system in Germany earns for the power it feeds into the grid over 20 years: today's fixed payment for systems running by 31 Dec 2026, or the government draft EEG 2027 for later ones. Illustration with Munich yields, not a quote.
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| kwp | Yes | System size in kWp | |
| startYear | No | Year the system starts operating, any year from 2026. 2026: today's fixed payment; from 2027 the draft rules (2030 follows the 2029 rules, 2031 and later the same rules). A year already past is moved to the earliest possible one. Default: the earliest possible. | |
| fullFeedIn | No | Feed everything into the grid (only for systems starting in 2026) | |
| orientation | No | Roof orientation (yield from PVGIS for Munich) | south |
| marketerFees | No | Deduct typical direct-marketer fees | |
| selfUseShare | No | Share of the yield used at home, 0 to 1 | |
| afterTransition | No | From 2027: sell through a direct marketer, or hand the power over for free | market |