Wichtiger Hinweis
Interesting facts about renovation, photovoltaics & subsidies
Stand: 08.06.2026
On this page you will find an overview of the topics of energy-efficient refurbishment, the use of renewable energies and financial subsidies.
Event information:
Solar power from next door - new opportunities through energy sharing
From June 1, 2026, it will be possible in Germany to share self-generated electricity within a community while using the public grid. For example, electricity from a PV system can be shared - even across building boundaries. This is made possible by an amendment to the Energy Industry Act (EnWG), which now regulates energy sharing by law for the first time. Energy sharing thus opens up new ways of optimizing energy costs and achieving sustainability goals.
But how does energy sharing work in practice? Who can participate and what requirements must be met? You can find out this and more atthe "ENERGY Sharing - Using renewable electricity together" of the Nuremberg Metropolitan Region on Thursday, 11.6.2026 from 16:00-17:00. Speaker Lisa Strippchen from the German Energy Agency (dena) will explain the regulations, highlight the opportunities of energy sharing and also address the challenges of implementation.
Energy-efficient refurbishment
Advantages of an energy-efficient renovation
Are you still unsure about the benefits of an energy-efficient renovation or what you should look out for in terms of the building envelope and technology for your new build? The brochure "At home in the future: highly efficient building and refurbishment" from Energie-Atlas Bayern will help you get started. It clearly shows what makes an energy-efficient home.
Is a renovation worthwhile for you?
Would you like to save energy costs, but are not sure whether a renovation is worthwhile? Then why not start by renovating your home on your PC using the renovation calculator from the Federal Ministry for Economic Affairs and Climate Protection? First enter information on the current state of your building and then select various refurbishment options. Which refurbishments lead to which energy savings? What costs are incurred for which refurbishment measures and which of the measures are subsidized by the state?
Photovoltaic system
Is your house suitable for a photovoltaic system?
Are you interested in a photovoltaic system for your property in Erlangen - but does the sun shine enough to make it worthwhile? Enter the address in the solar potential register and find out!
Financial subsidies
Funding opportunities in the energy sector
Are you wondering which funding options are available for your project and for which measures which funding program applies exactly? The Federal Ministry for Economic Affairs and Climate Protection will guide you through the funding programs for homeowners in the areas of consulting, heating, renovation and construction with short fact sheets and further information.
Have you decided on an energy-efficient construction or renovation project, but can't find your way through the jungle of funding options? Then take a look at the C.A.R.M.E.N e.V. funding database to see which funding programs are available to support your specific project!
Would you like to know more?
You will find the right contacts below:
Free, initial energy consultation
Energy advice from the city of Erlangen - The city of Erlangen advises citizens
Advice on PV systems on apartment buildings and commercial properties
Energy advice from the Bavarian consumer advice center
Energy advice from the Energiewendeverein
Comprehensive energy advice for a fee
Search engine for free energy advice
Funding opportunities for independent energy advice
Using waste heat: Interesting for companies
Are you considering whether it is worthwhile using the waste heat from your business even further? The waste heat calculator from Umwelt- und Klimapakt Bayern can help you here. Determine the waste heat potential in your company for different waste heat sources. The extended version allows you to estimate whether the waste heat can be used to generate electricity or cooling.
Energy consulting
Is my house, balcony or garage suitable for a photovoltaic system? What are the advantages of an energy-efficient renovation? What do I need to consider when replacing my heating system? How can I make my new build as sustainable as possible? How can I get funding?
Emergency energy advice
The energy emergency advice service offers information and support if there is a risk of financial difficulties due to increased energy consumption costs.
Municipal heat planning in Erlangen
The municipal heat planning gives you an orientation as to which type of heating is suitable for you. The City of Erlangen's heat transition coordination team will be happy to assist you with any questions you may have about your future heat supply.
Solar potential in Erlangen
Is your roof suitable for photovoltaics or solar thermal energy? With the solar potential register, you can test free of charge how much electricity or heat your roof can generate.
Energy consulting
Is my house, balcony or garage suitable for a photovoltaic system? What are the advantages of an energy-efficient renovation? What do I need to consider when replacing my heating system? How can I make my new build as sustainable as possible? How can I get funding?
Emergency energy advice
The energy emergency advice service offers information and support if there is a risk of financial difficulties due to increased energy consumption costs.
Municipal heat planning in Erlangen
The municipal heat planning gives you an orientation as to which type of heating is suitable for you. The City of Erlangen's heat transition coordination team will be happy to assist you with any questions you may have about your future heat supply.
Solar potential in Erlangen
Is your roof suitable for photovoltaics or solar thermal energy? With the solar potential register, you can test free of charge how much electricity or heat your roof can generate.
Energy consulting department
How will we heat tomorrow? What are the effects of municipal heat planning? What are the advantages of energy-efficient refurbishment? Is a photovoltaic system worthwhile? How can I get funding?
The municipal energy advice service is available to you free of charge and independently. We will be happy to advise you on site at your property.
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Öffnungszeiten
On-site appointments are only possible by individual arrangement. Individual appointments can also be arranged on site outside of regular opening hours. Please contact us by phone, e-mail or contact form.
Telephone availability:
Monday to Thursday from 09:00 to 17:00
Friday from 09:00 to 13:00