For balcony panels you only have to do a very small registration, but no large bureaucratic process or getting a permit.
For larger ones you still must get a permit for a very simple reason: even if you don't get your power into the general network, you still affect it by using less, which might cause issues with grid stability.
We have so much power on sunny days now that we can barely deal with it. Which in turn occasionally even causes power prices to go negative - you can get paid for drawing power.
For balcony panels you only have to do a very small registration, but no large bureaucratic process or getting a permit.
For larger ones you still must get a permit for a very simple reason: even if you don't get your power into the general network, you still affect it by using less, which might cause issues with grid stability.
We have so much power on sunny days now that we can barely deal with it. Which in turn occasionally even causes power prices to go negative - you can get paid for drawing power.