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Basically, you need a building permit for all construction projects in Germany. For smaller construction projects such as patio roofs up to a certain size, however, the legislator has created numerous simplifications so that these can also be implemented without a building permit. Can you use your own garden longer in autumn? There creates one louvered roof Remedy. This Guides gives you valuable tips to ensure that your planned patio roof is a complete success.
The following information was compiled from the respective building regulations of the federal states (as of February 2021) and serves as initial information.
In Germany there are different regulations in each federal state regarding building permits and building supervision. Depending on the specific construction project, a building permit is required and a building application must be submitted to the respective municipality. In most federal states, patio roofs are classified as process-free projects up to a certain area and depth. This is regulated in the respective building code of the country. Despite the simplified procedure, the respective regulations such as the development plan, distance rules, monument protection regulations or other regulations must be observed. Clarify your building project in advance with the responsible municipality. If in doubt, they can tell you whether and which permits are required to be able to build your patio roof.
It is essential that you obtain information from your responsible municipality before starting construction
Building application forms can be found on the websites of the respective federal states. You can find links to these further down in this guide. In addition to the application are
Before starting construction, find out more from your responsible municipality and ask what documents are required for your construction project. If the new roof is planned as part of a new building or conversion, a building permit is required anyway. For the subsequent construction of a patio roof, you will find the specifications below, which are considered process-free projects.
In most federal states, the construction of a terrace roof is process-free up to a certain size. In addition, a building permit must be submitted to the responsible authority in any case. Below you will find an overview with the respective state building regulations and the responsible contact persons for each federal state. Non-contractual procedures also mean that the client must check on his own responsibility whether the planned construction project can be implemented. Ask your competent authority and inform them in advance, this creates clarity:
In Bavaria, a simplified procedure is possible for patio roofs of up to 30 m² and a depth of up to 3 m. This means that you can carry out the construction project in compliance with the applicable legal regulations. You should clarify with your municipality which special regulations apply before construction begins.
Procedure-free construction projects Bavaria BayBO Art. 57
Contact person for construction projects in Bavaria
Here, too, a terrace canopy with an area of up to 30 m² and a depth of up to 4,5 m is generally a project that does not require approval.
Procedure-free building projects NRW BauO NRW § 62
Contact person for building projects in North Rhine-Westphalia
In the federal state of Baden-Württemberg, indoor patio roofs with a floor area of up to 30 square meters count as process-free construction projects.
Process-free building projects in Baden-Württemberg
Contact person Baden-Württemberg
Coverings of ground floor terraces for buildings in building classes 1 to 3 are considered process-free construction projects.
Lower building control authorities in Hesse
Procedure-free building projects Hesse HBO 2018 § 63
In the federal state of Lower Saxony, patio roofs with a floor area of no more than 30 m² are intended as process-free construction measures. Before you begin, ask your local building control authority:
Lower building control authorities in Lower Saxony
Lower Saxony building code NBauO 2012
In Schleswig-Holstein, patio roofs count as process-free construction projects if they are ground-level roofs with an area of up to 30 m² and a depth of up to 3 m.
State building regulations for the state of Schleswig-Holstein
Among building control authorities in Schleswig-Holstein
Terrace roofs with an area of up to 30 m² and a depth of up to 3 m are also considered process-free construction projects in Mecklenburg-Western Pomerania.
State Building Code Mecklenburg-West Pomerania (LBauO MV)
Building control authorities in Mecklenburg-Western Pomerania
Terrace roofs of up to 50 m³ are possible in Rhineland-Palatinate without an extra building permit. Ask the responsible office for your planned patio roof.
State building regulations of Rhineland-Palatinate (LBauO) 1998
Lower building control authorities of Rhineland-Palatinate
In the Saarland, patio roofs with an area of up to 36 m² and a depth of up to 3 m count as projects that do not require a procedure.
Saarland State Building Code (LBO)
Lower building control authorities Saarland
Up to an area of 30 m² and a depth of up to 3 m, no extra terrace roofing permit is required in Saxony.
Saxon building code
Lower building control authorities in Saxony
In Thuringia, patio roofs with an area of up to 30 m² and a depth of up to 4 m are considered process-free construction projects.
Thuringian Building Code (ThürBO)
Lower building control authorities in Thuringia
In Saxony-Anhalt, patio roofs with an area of up to 30 m² and a depth of up to 3 m are considered process-free construction projects.
Building regulations of the state of Saxony-Anhalt (BauO LSA)
Lower building control authorities in Saxony-Anhalt
In Brandenburg too, patio roofs with an area of up to 30 m² and a depth of up to 4 m are considered projects that do not require a building permit.
Brandenburg Building Code (BbgBO)
Lower building control authorities in Brandenburg
In Bremen, terraces including possible roofing up to a floor area of 30 m² and a depth of up to 3,50 m are considered process-free building projects.
Bremen State Building Code (BremLBO)
Bremen Building Inspectorate
Terrace roofs with an area of up to 30 m² and a depth of up to 3 m are considered process-free construction projects in Berlin. Find out more about your planned patio roof from the responsible authority before construction begins:
Building regulations for Berlin (BauOBln)
List of the building permit authorities of the districts of Berlin
In Hamburg, roofing of terraces with an area of up to 30 m² and a depth of up to 3,0 m in front of the ground floor as well as subordinate roofing such as the roofing of house entrances are considered projects that do not require a procedure.
Hamburg Building Code (HBauO)
Institution responsible for construction matters by residential address
Whether your planned louvered roof In case of doubt, only the building authority can determine whether it complies with all regulations. The authority can also identify projects that do not require any procedures, so that you can be sure that you will be allowed to build according to the plans submitted to the building authority. Ask your municipality who can confirm your building project in writing.
If you have any questions about our Louvered roof configurator or need more detailed information for your construction project, we are at your disposal.
