Solar installation on the roof Two craftsmen install solar modules on a sloping roof; close-up, blue sky.
Renewable energy

A new digital register for less red tape and faster connection procedures

Since 1 February 2025, manufacturers of power generation systems and battery storage systems have been required to deposit their unit certificates in the “National Register for Unit and Component Certificates” (ZEREZ). This ensures less red tape and faster connection procedures.

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Ilustration: House under a magnifying glass

direct account

Who provides support to consumers wishing to buy a heat pump?

Heat pumps are a climate-friendly alternative to fossil fuels. However, it is not always easy to compare the products on the market. This is why consumer centres now provide expert and free of charge consultation services to those wishing to buy a heat pump.

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Geothermal map of Germany: Areas with high potential (red/yellow) in the south, with lower potential (green) in the north.

Geothermal energy

Researchers develop an interactive geothermal energy map for Germany

Heating with geothermal energy is considered a particularly environmentally friendly form of heat supply. An interactive map of Germany developed as part of the WärmeGut research project now shows at a glance where geothermal probes are possible in Germany.

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Karosseriebau im Werk Rohe, silberne Autokarosserie auf einer Produktionsstraße in einer hell beleuchteten Fabrikhalle.
Lightweight construction

Lightweight construction research for car bodies with a better climate footprint

In a joint project, research and industry are jointly testing a more environmentally friendly production of lightweight components for the automotive industry by using digital twins. This could significantly reduce the CO₂ footprint per vehicle in the future.

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Bild zeigt Zeitungsstapel

This month in ‘What the press say’:

How a family business is becoming a pioneer with green hydrogen and Hamburg is further exploiting its geothermal potential.

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Katherina Reiche, Federal Minister for Economic Affairs and Energy

Quote of the week.

Federal Minister Katherina Reiche on the 10 key measures for the monitoring report

“The German energy transition is at a crossroads. In order to succeed, we must focus on reliability, security of supply, affordability and viability of the energy system for our economy and our consumers.”

direct reports

Seminars and an Excursion on “Photovoltaics in Apartment Buildings (in German only)

How can large roof areas be used in cities, when is photovoltaics worthwhile, and how is it being implemented in practice? Two online seminars on 29 and on 30 September and an excursion on 9 October will provide answers. They are organised in cooperation with the state energy agencies and housing associations from five Länder. Find out more

The Energy Efficiency and Climate Action Networks Initiative convenes in Berlin (in German only)

On 20 November 2025, the Energy Efficiency and Climate Action Networks Initiative invites participants to discuss how networks can provide even more targeted support to companies in the future under the motto “Strengthening Companies, Shaping Change - Securing the Future Together.”  Find out more

The Federal Government decides on measures to reduce energy prices (in German only)

At the beginning of September, the Federal Cabinet approved further measures to reduce energy prices. The reduction in electricity tax and the reduction in transmission network charges will provide relief for companies and consumers. At the beginning of August, the Federal Government had already decided to abolish the gas storage surcharge. Find out more

The Bundesnetzagentur publishes its report on system stability 2025 (in German only)

The report submitted by the transmission system operators examines how resilient the German electricity system is to disruptions. The Bundesnetzagentur (BNetzA) evaluated the report and published recommendations for action. Find out more

Research project on hydrogen in the process industry

The research projects ZeroCO₂-Glas, KLIMAZIEGPROD, Hybrid-FIRE, and H₂-DisTherPro represent a new generation of industrial processes. Using (green) hydrogen and electricity, researchers are working to make key processes in glass, brick, ceramic, and steel production climate-neutral.  Find out more

Online-Seminar In practice: decarbonising heat supply in existing buildings” (in German only)

Renewable energies in multi-family homes and non-residential buildings are the topic of an online seminar organised by the “Dialog Energiewechsel” (Energy Switch Dialogue) on 16 October 2025. Experts will discuss practical examples and underlying technologies. Participation is free of charge.  Find out more

The Bundesnetzagentur presents its report on the security of electricity supply (in German only)

The report envisions ensuring electricity supply security by 2035. However, this requires achieving energy policy targets and building additional controllable capacity, particularly new gas-fired power plants. It is also crucial that electricity consumption can respond more flexibly to electricity prices.  Find out more

Research project: Even small plants can utilise sewage sludge

Sewage sludge is not just a waste product of wastewater treatment. It also contains valuable nutrients such as phosphorus for agriculture and can be used to generate electricity and heat. In its research project VerKlär2, the Bavarian city of Haßfurt is demonstrating how even small wastewater treatment plants can utilise sewage sludge directly on-site. Find out more

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