Have you bought a balcony power plant and would like to report it to the responsible authorities? We explain step by step how the registration works.
- Each balcony power plant must be reported to the network operator and the Federal Network Agency as an in-house generation plant.
- Registration for the market master data register of the BNetzA is uncomplicated online.
- Depending on the network operator, you can register by telephone, using an online form or by e-mail.
Have you finally taken the important step towards a climate-neutral future and bought a balcony power plant to help shape the energy transition? Then you only have to register it after the installation.
Register a balcony power plant with the Federal Network Agency
The registration of the balcony power plant consists of two important steps: You have to enter the system once in the market master data register of the Federal Network Agency (BNetzA) and once in the register maintained by your network operator. When in doubt, the less complicated of the two registrations is the one with the Federal Network Agency, which runs completely online.
Brand master register of the Federal Network Agency❯
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You have one month after installation to register the balcony power plant with the BNetzA. To register, simply visit the Website of the Market Master Data Register (MaStR), create a user account and enter the data for your balcony power plant. Entering the data and registering is completely free of charge. If your data or the specifications of the system change, you must communicate this using the form on the website.
Register a balcony power plant with the grid operator
It is also necessary to register your balcony power plant with the network operator. How complicated the process is depends on which grid operator is responsible for you – in Germany there are over 600 companies operating the electricity grids. You can find out which network operator is responsible for you from your annual electricity bill.
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Once you have found out which network operator is responsible for you, you can now use a search engine such as Google to search for “[Netzbetreiber Name] Register balcony power plant”. At least one link to the online form of your network operator should appear – fill it out. If this is not the case, you can assume that your company does not offer a suitable online registration. In this case, the German Society for Solar Energy (DGS)
Some providers of balcony power plants either take care of the registration for you or offer assistance with the process. You can find information on this in our large balcony power plant comparison.
What are the penalties for not registering?
If you do not register your balcony power plant correctly, it can be expensive. Anyone who does not register their power plant with the Federal Network Agency, for example, risks a fine of up to 50,000 dollars.
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