Commentaries: Art. 16

The authority responsible for the residents’ register office in a commune with a proportion of second homes in excess of 20 per cent shall notify the building authority of persons who:
1. move home within the commune;
2. move out of the commune; or
3. relocate permanently to another commune.
The land registry shall notify the building authority of the recording in the land register of any transfer of ownership of property located in a commune with a proportion of second homes in excess of 20 per cent in respect of which a restriction on use has been noted in accordance with Article 7 paragraph 1. The cantons shall regulate the notification procedure.
The information required from the residents’ register offices and the land register in order to implement Articles 4 and 7 may be recorded in the Federal Register of Buildings and Dwellings. The information shall be recorded by the authority competent for updating this register.