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We register your solar, heat pump and wallbox with the grid operator.

An electrician talking a customer through the system at the meter cabinet.

Grid registration · 9.8 kWp solarThe Weber family · Marburg

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Grid registration · The Weber familySolar · 12.4 kWp · Westnetz · Case #1048
In progress
  1. Job details captured

    Details and documents complete+2
  2. Application prepared

    Documents put together
  3. With the grid operator

    smalt is waiting for their response
  4. Sign-off & records

    Once the grid operator comes back

Your smalt team is on itWe handle the paperwork and the questions.

Less paperwork. More time on the tools.

Grid registration and grant applications are part of the week for most electrical, solar and plumbing and heating businesses. They take time, tie up your people and keep your business from the work it is there to do. That is where we step in.

Captured digitally – System data, datasheets and site plans for the grid registration all land in one place.

Automation – The steps that repeat, from the registration to the completion notice and the Marktstammdatenregister entry, run automatically wherever that makes sense.

A real person on it – Our team answers the grid operator's questions, keeps your customer in the loop and files the grant applications with KfW and BAFA.

We handle the whole thing, start to finish.

A solar system on a brick house.

Grid registration

We register solar systems, heat pumps and anything else that needs it with the grid operator responsible. That means collecting the details, putting the documents together and seeing the registration through.

Grant applications and grant admin

We gather the information, prepare the application and file it with the right grant body – for heat pumps, for example, and anything else that qualifies.

A family home with a heat pump and a works van.
A member of staff on the phone at their desk.

Dealing with grid operators and grant bodies

We handle the correspondence, answer the questions, chase the open cases and sort out any missing information with everyone involved.

Site plan.pdf

Inverter datasheet.pdf

Grid operator response14 Mar

Schematic diagrambeing chased

Records and case management

Every detail, document and reply is captured and filed digitally. Each case stays easy to follow, and your business keeps track of where everything stands.

See the trade software behind the paperwork

For trade businesses that would rather spend the time elsewhere.

Electrical businesses

Admin support with grid registration and everything that goes with it.

Solar installers

The registration and the admin on solar jobs taken off your desk.

Plumbing and heating businesses

Support with registering heat pumps and the grant applications that go with them.

Other trades

Admin support with similar registration and grant work.

Common questions about grid registration

Who registers a solar system with the grid operator?

The business that installs it does, not the owner. As a partner business you send us the system data, we file the registration in your name with the grid operator responsible, answer their questions and send the completion notice once the system is commissioned.

What does a grid registration cost?

The grid operator usually charges nothing to register solar, a heat pump or a wallbox. The cost is the time in the office and, depending on the job, work on the meter position or a new connection. For partner businesses the work is part of the partnership.

How long does a grid registration take?

For systems up to 30 kWp the law gives the grid operator one month: if they do not reply, the registration counts as approved. In practice the documents decide it, because every query they come back with starts the month again.

Does a wallbox have to be registered?

Yes. Every charge point has to be registered with the grid operator, and from 12 kW of charging power they also have to approve it. The registration goes through the registered electrical business.

Who enters the system in the Marktstammdatenregister?

The entry in the Bundesnetzagentur's Marktstammdatenregister is down to the owner of the system and has to be made within a month of commissioning. We do that as well on jobs for our partner businesses.

What happens when the grid operator comes back with questions?

They come to us, not to you. We get hold of the missing documents, sort it out with the grid operator and stay on the case until it is closed. You can see where it stands in the platform at any time.

What grants are there for heat pumps and solar?

Replacing a heating system is funded through KfW, and efficiency work on the building through BAFA. Solar is paid through the feed-in tariff under the EEG, and there are regional schemes on top. On every job we check what you can claim, file the application and follow it through to payment.

Let us take the paperwork off your hands.

Become a partner