European solar incentives in 2026 include Germany's EEG feed-in tariff (8. 49 ct/kWh), and Spain's IDAE grants (15–40% of costs). A wide range of federal, state, and municipal programs are available to support households, companies, and communities in adopting solar power. 11 ct/kWh locked for 20 years, and state bonuses up to €6,000. Rates decline 1% every 6 months. Systems registered today lock. Whether it's grants, low-interest loans, or tax incentives, Germany offers a wide range of support programs. Why Are There Subsidies for. Calculate your PV yield now Calculate electricity yield, self-consumption and profitability of your solar system for free.