Formulaire

File an IOTA (Facilities, Works, Works and Activities) declaration

This online service makes it possible file a file of IOTA declaration (Facilities, Works, Works and Activities).

This teleprocedure allows simplifications and time savings throughout the investigation procedure, including:

  • The declaration receipt is automatically issued if all mandatory documents are filed
  • There is no longer a request for an appointment at the ticket office for the completeness exam
  • Supplements and other procedural documents are also filed online
  • You are informed of the progress of the procedure.

To find out more about the teleprocedure and how to prepare the file, you can consult the brochure and the guide to build the file.

    Fill out the form

    For details, please use the practical information sheets :

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    Émetteur du formulaire administratif : Ministry for the Environment

    Verified 22 July 2025 - Directorate of Legal and Administrative Information (Prime Minister)