What authorization to install an air conditioning or heat pump case?

Verified 27 January 2023 - Directorate for Legal and Administrative Information (Prime Minister)

By placing an air conditioning unit or heat pump on your façade, you change the exterior appearance of the building. You must then file a Advance Work Statement (AD).

Who can help me?

Find who can answer your questions in your region

  • For information on city planning regulations and administrative procedures

    Telephone administrative information - Allo Public Service

    The informants who answer you belong to the ministry in charge of housing and city planning.

    Cost: free service

    Attention: the service does not have access to users' personal files and therefore cannot provide information on their progress.

    The service is available at the following times:

    • Monday: 8.30am to 5.30pm
    • Tuesday: 8:30 to 12:15
    • Wednesday: 8:30 to 12:15
    • Thursday: 8.30am to 5.30pm
    • Friday: 1 p.m. to 4:15 p.m
      • Lundi : de 08h30 à 16h15
      • Mardi : de 08h30 à 12h15
      • Mercredi : de 08h30 à 12h15
      • Jeudi : de 08h30 à 17h30
      • Vendredi : de 13h00 à 16h15

    Request a call

  • For information on your local city planning plan or advance declaration file

    Town Hall