Possibility of construction without a building permit

Construction works that may be constructed and works performed without an official act approving construction

It is not required to obtain a building permit for simple and other construction works and works regulated by the Ordinance on simple and other construction works and works such as, for example, water tanks, pergolas, sheds, fences, paths, smaller agricultural construction works, terraces of up to 20 m2, municipal waste containers, fences up to 2.2 m high, measured from the lowest point, pedestrian paths, etc., but construction may commence without the building permit and without the main design.
 
Construction may commence without the building permit, but in accordance with the main design, of construction works such as, for example, auxiliary buildings of up to 50 m², parking lots on building plots, under- and aboveground fuel tanks with a volume of up to 10 m3, swimming pools, solar collectors, fences over 2.2 m high, bounding walls over 1.6 m high, children’s playgrounds within parks, refurbishments, addition of new exterior and interior windows, performance of urgent or necessary repairs, installation of electronic communications equipment, etc.

When designing and constructing the construction works or performing the works, the investor, the designer and the contractor shall observe all the regulations and codes of practice relevant to their construction and may not design and construct construction works or perform works when that is prohibited under the spatial plan or otherwise contrary to the spatial plan.

By way of exception, construction may commence without the building permit and the main design, and contrary to the spatial plan, on the building plot of an existing building for the purposes of that building, of a water tank and a septic tank with a volume of up to 27 m³ and of the system of solar connectors, i.e. photovoltaic modules for generating heat or electricity without the option of supplying electricity to the grid, except in national parks and nature parks.

Reconstruction of interior parts of a building (staircases, walls (other than load-bearing), floors, installations, etc.) that does not change the location requirements in accordance with which the building was constructed may commence without the building permit, but it has to be performed in accordance with the main design.