Letting a home to tourists in Ibiza without the required licence can cost up to €50,000 as a serious infringement, and up to €500,000 in the most serious cases under the Balearic Tourism Act (Ley 8/2012). That is not the only possible bill: through the planning route, the town hall can fine an unauthorised change of use at between 50% and 100% of the building’s value. In 2026 alone, real cases include a €275,001 fine with the property sealed off, and a planning fine of over €790,000 in Ibiza Town.
Who fines you: the two parallel routes
The first common misunderstanding is assuming there is only one procedure. Two distinct regimes coexist. The island council (Consell Insular d’Eivissa) is the competent tourism authority: it pursues the marketing of tourist stays without the required licence and without the responsible declaration of tourist activity (DRIAT), under Ley 8/2012. Town halls, in turn, can open a planning file under the Balearic Urban Planning Act (Ley 12/2017, LUIB) for devoting a residential home to tourist use: an unauthorised change of use, punishable with a fine proportional to the value of the building.
Neither route is theoretical. Ibiza Town’s council has imposed a €793,443 fine on an owner through the planning route, applying the 50%-to-100%-of-value bracket. The island council has issued very serious fines such as €275,001 in Santa Eulària des Riu, together with the precautionary sealing of the property.
Fine amounts by type of conduct
Under the tourism regime, minor infringements carry a warning or a fine of up to €5,000; serious ones, €5,001 to €50,000; and very serious ones, €50,001 to €500,000, which may come with temporary suspension of the activity, after the 25% uplift introduced by the 2025 tourism-containment decree. Within the serious bracket, marketing tourist stays in a home that has not filed the DRIAT sits by law in the upper band of the range. Repeat offences and certain conduct by marketing channels can push the facts into the very serious category. The law also provides coercive fines to force the activity to stop, and reductions for acknowledging responsibility and paying early — a lever worth assessing with the numbers in front of you, not on impulse.
How these cases are detected
The image of an inspector knocking on the door is outdated. Recent files are born mainly from monitoring listings on platforms (an advert without a tourist registration number is evidence in itself), from coordinated campaigns between the island council’s tourism inspectorate and local police forces, and from complaints by neighbours and owners’ associations. Where the activity persists, the authority can adopt interim measures, including sealing the property.
The procedure step by step, and where the defence is won
The file starts with an inspection report or a complaint, continues with the initiation decision — identifying facts, responsible parties and the possible fine — and opens a period for submissions and evidence before the proposed and final decisions, which can be challenged administratively and then in court. The inspection report is not the fine: it is the moment to start defending yourself, not to give up.
Useful defence lines depend on each case, but they usually turn on specific points: whether what happened was truly tourist marketing or a seasonal tenancy under Spain’s Urban Leases Act (LAU, Ley de Arrendamientos Urbanos); what evidence the authority actually holds of the activity and its dates; who the true responsible party is, since the law allows action against owner, operator and marketer and they are not always correctly identified; proportionality and grading of the amount; and time limits, both the expiry of the procedure and the limitation of infringements and penalties. You must also decide early, with advice, between acknowledgement with a reduction and a full defence: the two strategies are incompatible.
Mistakes that make things worse
The three most frequent: keeping the listing live once the file is open, which consolidates the evidence and invites coercive fines and sealing; ignoring notifications, letting the file advance without submissions; and signing acknowledgements or paying reduced fines without first checking whether a solid defence existed. A fourth, silent mistake is the buyer who acquires a home with irregular tourist activity and inherits the problem.
Frequently asked questions
Can I be fined just for the listing?
Yes. Marketing and advertising tourist stays without the required licence are punishable in themselves: the authority does not need to prove that guests actually stayed in order to open a file.
If an agency or platform handles the letting, am I liable as the owner?
The law allows penalties against owners, operators and marketers. Using an agency does not shield the owner, although the allocation of responsibility is precisely one of the battlegrounds of the defence.
Can I let for months at a time without a tourist licence?
A residential or seasonal tenancy under the LAU is a different legal figure from a tourist stay. The boundary depends on services offered, duration, channel and purpose; drawing it properly, with the right contracts, is the best prevention.
Is it worth paying early with a reduction?
Sometimes yes, sometimes it is giving money away. Before deciding, review the evidence, the time limits and the likely amount after submissions: the reduction closes the door to an appeal.