SolutionsMulti-family house
Solar System for Multi-Family Houses (ZEV)
The ZEV model allows owners to distribute self-produced solar electricity to all tenants – legally secure.
Typical key figures
15–50 kWp
Typical system
All tenants
Units benefiting
50–75 %
Self-consumption rate
9–14 years
Payback period
Your benefits at a glance
ZEV – electricity for all units
Solar electricity is distributed internally. Every apartment benefits from cheaper self-generated power.
Pronovo subsidy for MFH too
MFH owners receive the same one-off remuneration as single-family house owners.
Attractive for tenants & investors
Lower energy costs increase property attractiveness and market value.
Lower grid costs
Internally consumed electricity avoids full grid tariffs, reducing costs for everyone.
Frequently asked questions
What exactly is ZEV?
A legal construct in Swiss energy law since 2018, allowing internal distribution of self-produced electricity.
Do I have to include all tenants?
No. You choose which units are connected.
What happens with surplus solar electricity?
Surplus is fed into the grid at KEV tariffs, typically 4–12 Rp./kWh.
Your multi-family house – your solar power
Calculate your personal solar potential – free and non-binding.
Calculate subsidy