It seems a complex subject... but Planet Villas, we make it as easy as possible, so much so that you don't have to do anything, we give it to you!
This law comes from the beginning of the 60's DECREE 1513/1959, OF AUGUST 18, that is to say from the beginning of tourism in Mallorca, and people over 16 years old (included) must register in any of the hotel establishments.
which was subsequently amended:
[Article 1 of Decree 393/1974, of 7 February (BOE no. 43), provides: The provisions of Articles 1 and 2 of Decree 1513/1959, of 18 August 1959, and other provisions issued for its development, shall apply to the rental of flats, bungalows and other similar tourist accommodation, regulated by the Order of the Ministry of Information and Tourism of 17 January 1967].
With the events of recent times, it was decreed under the pretext of the new law of citizen security, also reaffirms the registration of customers; In the Law 6/2017, of 31 July, amending the Law 8/2012, of 19 July, of tourism of the Balearic Islands, concerning the marketing of tourist stays in housing and in its article "Article 50, point 11. "The person marketing tourist stays must send the Directorate General of Police the information relating to the stay of the people staying in them, in accordance with the regulations on public safety".