Water law permit - building in flood areas

A permit under water law is required for the erection or extension of structures in an identified and mapped floodplain.

Required documents

All documents are required at least in quadruplicate on paper and also digitally at wasserrecht.rku@muenchen.de

  • Informal application
  • Explanatory report with information on the planned project and detailed concept for simultaneous equalisation of the retention area (retention area)
  • Open space design plan with drawing of the flood protection measures/retention area compensation
  • General site plan

Depending on the individual case, further documents may be required in accordance with the WPBV (Ordinance on Plans and Supplements in Water Law Proceedings).

Duration & Costs

Processing time

The processing time is four weeks to three months, depending on the complexity of the case.

Fees

Up to 0.6 per cent of the construction sum, depending on the work involved.

Payment methods available

Legal basis

Sections 76 to 78 ff of the Federal Water Act (WHG)
Articles 46 and 47 of the Bavarian Water Act (BayWG)
Floodplain ordinances

Landeshauptstadt München

Referat für Klima- und Umweltschutz
Sachgebiet Wasserrecht

Internet

Postal address

Landeshauptstadt München
Referat für Klima- und Umweltschutz
Sachgebiet Wasserrecht

Bayerstraße 28a
80335 München

Address

Bayerstraße 28a
80335 München

Monday to Thursday
9.30 to 15

Friday to
9.30 to 13 o'clock

and by telephone arrangement

Related services

Tree felling - protected landscape areas

If you want to cut down a tree or make other changes to a tree in a landscape conservation area, you must submit an application.

Completion of the replacement planting

If you have felled a tree, a replacement planting may be required as compensation. The completion of this replanting must be reported.

Water law permit - rainwater infiltration in water protection areas

A permit under water law is required for the extensive infiltration of rainwater into the subsoil in a water protection area.

Water permit - heat pump/ cooling system from 50kW

Anyone who extracts or infiltrates groundwater via a well and uses it to operate a groundwater heat pump or cooling system requires a water licence.

Drilling indicator well - heat pump/ cooling system from 50kW

Drilling for the construction of extraction and absorption wells for groundwater heat pumps or cooling systems must be notified in good time before drilling work begins.

Advice on the ecological criteria catalogue

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Display for a garden fountain

If you want to construct a well to water your private garden with the groundwater, you must notify us at least one month in advance.

Tree felling - Protected tree species

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Drilling and working in groundwater

Work that penetrates so deeply into the ground that groundwater could be encountered must be reported at least one month before the planned start of work.

Water law permit - construction projects in groundwater

In the course of a construction project, there may be interventions in the groundwater for which a permit under water law is required.