Take advantage of the City of Aachen's funding programs to make your home fit for a climate-friendly future. In this way, you can make a local contribution to global climate protection!
Solar support program
Funding is available for photovoltaic systems and electricity storage systems for multi-family houses as well as roof reports and photovoltaic systems for SMEs (small and medium-sized enterprises as defined by the EU) Please note that funding is not available for plug-in solar modules (balcony power plants) or PV systems on detached and semi-detached houses.
Funding program for energy-saving measures in buildings
No application possible in 2026! The funding program for energy-saving measures in buildings will not be continued in 2026. Open applications from 2025 will still be processed and approved funding will be paid out.