Underground pipe laying, well construction, and building of sewage treatment plants (

If you select a location, the contact details of the responsible Point of Single Contact and the responsible authority as well as locally valid information will be displayed.

The following formalities are performed by responsible authorities and can also be handled via the Point of Single Contact if necessary. Please specify the location via Change selection. If you choose "To the responsible Point of Single Contact for ..." (if available), the contact details of the responsible Point of Single Contact are displayed. The contact details of the competent authority/-ies are displayed after choosing the formality.

Formalities according to the Services Directive

Formalities according to the Services Directive

For taking-up and pursuit of a service the follwoing specific service-related formalities (authorisations and notifications) must always be obeyed:

To the responsible Point of Single Contact

  • Skilled crafts and trades; Establishing the requirement for registration of the skilled craft or trade

    Your venture may be liable to a permit under trade law or a notification. To allow the Chamber of Crafts and Skilled Trades to decide whether or not your venture requires an application for registration in the Register of Craftsmen and/or merely a notification, please start by completing the information sheet on the circumstances of your enterprise (see “Forms”). The competent Chamber of Crafts and Skilled Trades will contact you after investigating the information provided.

Formalities relating to the employment of workers

Formalities relating to the employment of workers

If you would like to hire an employee you need to proceed with the following steps. These formalities CANNOT be processed through the Point of Single Contact.

If the employment is terminated you also have to inform the authorities where the employee has been registered.

  • Posting of workers to Germany; registration and other obligations

    When posting employees to Germany, the Employee Posting Act must be observed. This law obliges both employers based in Germany and employers based abroad who employ workers in Germany to comply with statutory and, in certain sectors, collectively agreed working conditions. In addition, employers are subject to further obligations.

Characteristics and key concepts of the service

This service includes the construction of pipes and structures associated with utilities and disposal facilities.

This service includes:

  • Construction of:
    • Pipelines and municipal mains and pipes
    • Water conduits
    • Irrigation systems (channels)
    • Collecting basins
    • Sewer networks (including the repair thereof)
    • Sewage disposal plants
    • Pumping stations
  • Well construction


  • Abwasserleitungsbau
  • Bau von Kläranlagen (baulicher Bereich)
  • Bohrung zur Wassergewinnung (Brunnenbohrung u.Ä.)u.Ä.)
  • Brunnenbau
  • Brunnenbauerin
  • Brunnenbohrung
  • Druckrohrleitungsbau
  • Durchörterungen im Kabel- und Rohrleitungsbau
  • Fernheizungsbau (Verlegen von Rohrleitungen)
  • Gas- und Wasserinstallation
  • Gasrohrleitungsbau
  • Hochbau (Kläranalgenbau)
  • Installateurin und Heizungsbauerin
  • Kanalbau (Bau von Abwasserkanälen)
  • Kanalsanierung (Abwasserkanäle)
  • Rohrleitungsbau (Verlegen von Rohrleitungen)
  • Rohrleitungsnetze, städtische, Verlegen
  • Rohrleitungsnetzsanierung
  • Schlauchrelining (Einziehen harzgetränkter Schlauchträger zur Reparatur von städtischen Rohrleitungsnetzen )
  • Spezialbau (Brunnenbau)
  • Straßenbauerin
  • Tiefbau (Brunnenbau)
  • Wassergewinnungsanlagenbau
  • Wasserleitungsbau (Verlegen von städtischen Rohrleitungsnetzen)
  • Zentralheizungs- und Lüftungsbauerin; Gasinstallation; Gasinstallateurin; Wasserinstallateurin; Zentralheizungsbauerin