Plumbing, heat and air-conditioning installation (

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

  • Craft; determination of the necessity of craft registration

    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.

The following authorisations and notifications may be required:

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.

Characteristics and key concepts of the service

This service includes the installation of plumbing and heating equipment and supplies and air conditioning, including the extension, modification, maintenance, and repair thereof.

This service includes:

  • Installation of the following in buildings and other structures:
    • Heating systems (operated with electricity, gas, oil, or solid fuels)
    • Furnaces, cooling towers
    • Non-electrical solar thermal collectors
    • Plumbing
    • Ventilation and air-conditioning systems
    • Gas installations
    • Supply lines for a variety of different gases (e.g. oxygen in hospitals)
    • Steam pipelines
    • Sprinkler systems for fire protection purposes
    • Lawn sprinkler systems
  • (Empty) pipe laying
  • Cleaning and removal of blockages from drainpipes in buildings


  • Abwärmeverwertungsanlageninstallation in Bauwerken
  • Bauinstallation (Installation von Heizungs-, Lüftungs-, Klima- und gesundheitstechnischen Anlagen)
  • Bauinstallation (Klempnerei, Gas-, Wasserinstallation)
  • Bauklempnerei
  • Bauspenglerei
  • Bauunternehmen
  • Belüftungsanlageninstallation
  • Belüftungsanlageninstallation in Bauwerken
  • Elektroheizungen, Installation
  • Elektroheizungsinstallation (Elektroinstallation in Bauwerken)
  • Entlüftungsanlageninstallation in Bauwerken
  • Faulbehältereinbau
  • Flaschnerei
  • Gas- und Wasserinstallation
  • Gas- und Wasserinstallation
  • Gebäudetechnik
  • Gesundheitstechnische Anlagen, Installation in Bauwerken
  • Heizungsbau
  • Heizungsbauerin
  • Heizungsinstallation in Bauwerken
  • Heizungsinstallation (Installation von Elektroheizungen in Bauwerken)
  • Installateur (Gas- und Wasser-)
  • Installateurin und Heizungsbauerin
  • Installation von Elektroheizungen
  • Installation von Steuerungssystemen für Heizungsanlagen
  • Instandhaltung und Reparatur von Heizungsanlagen
  • Kälteanlagenbau
  • Kälteanlagenbauer
  • Klempnerei
  • Klempnerei
  • Klimaanlageninstallation in Bauwerken
  • Korrosionsschutz für sonstige Zentralheizungsanlagen (Tankinnenbeschichtungen)
  • Luftbefeuchtungsanlageninstallation in Bauwerken
  • Luftheizungsanlageninstallation in Bauwerken
  • Luftheizungsbau, Luftheizungsbauer
  • Luftreinigungsanlageninstallation in Bauwerken
  • Lüftungsanlageninstallation in Bauwerken
  • Lüftungsbau
  • Lüftungskanaleinbau in Bauwerken
  • Ofenbauer, Heizungsbauer, Ofen- und Luftheizungsbau, Ofenheizungsbauer
  • Reinigung von Klimaanlagen
  • Reparatur von Heizungsanlagen
  • Sanitärinstallation
  • Solarwärmekollektoren (zur direkten Wärmeerzeugung), Installation
  • Spenglerei
  • Sprinkleranlageninstallation
  • Tank- und Sammelbehältermontage für sonstige Zentralheizungsanlagen
  • Verlegen von Fußbodenheizung
  • Warmwasserbereitungsanlageninstallation in Bauwerken
  • Wartung von Haushaltsheizkesseln und -brennern
  • Wartung von Ölheizungen
  • Wartung von Sanitäranlagen
  • Wartung von Tankanlagen, nicht mit industrieller Kapazität
  • Wasserinstallateurin; Zentralheizungsbauerin
  • Wasserinstallation
  • Wasserpumpeninstallation in Bauwerken
  • Zentralheizungs- und Lüftungsbauerin; Gasinstallation; Gasinstallateurin
  • Zentralheizungsanlageninstallation in Bauwerken
  • Zentralheizungsbau