The Single Register of short-term rentals is the mandatory identification scheme that guarantees the legality of a property on digital platforms. This enables any property to be brought within the European framework for transparency.
In this regard, short-term rentals in Spain have undergone a huge transformation. This register was established to bring transparency to the market. It makes it compulsory for every listing to display an official code in a visible manner, enabling the activity to be verified by any competent authority.
It is worth noting that this affects any owner intending to let their property on a short-term basis. That is why, for us at Loca Barcelona, this represents an opportunity rather than a mere bureaucratic change.
The simple fact that your property can be verified removes any uncertainty and ensures compliance with the current requirements of digital platforms. The priority today is listings that are fully traceable.
However, the single rental register has shifted from being a national to a regional responsibility. This means that your tourist licence will be what legally identifies your property on the various platforms. The regulations across the mainland aim to ensure that every booking is legitimate, secure and professional. All with the intention of leaving the management of the register to each autonomous community.
What is the Single Register of Short-Term Rentals?
The Single Register of Short-Term Rentals is a mandatory and official identifier used to advertise short-term accommodation on digital platforms or websites. It has been designed to facilitate European administrative oversight and ensure full legal transparency.
This identifier acts as a sort of digital registration number for your property. In accordance with Regulation (EU) 2024/1028, it is mandatory for any digital advertisement to display this number. Only then will it be possible to verify the legitimacy of the property.
It is important to note that whilst the European Regulation promotes this system, it does not require the number to come from a national register. In Spain, this number is only obtained through the regional tourism register. In Barcelona, it is managed by the Catalan Government and is known as the HUT. It is issued via the Single Digital Window for Rentals: this allows for quick verification that every published advert has a valid number.
What is meant by short-term rentals?
Short-term rentals encompass all short-term tenancies managed via digital platforms. This legal category includes two clearly distinct types: holiday rentals and seasonal rentals.
Seasonal rentals, which are subject to the single register of temporary rentals, are characterised by a valid reason, such as study, health or work, and their duration is usually longer than 31 days, but limited to 11 months. Tourist rentals, on the other hand, usually last no more than 31 days and are primarily for holiday purposes. To give you a clearer picture, we’ve provided a comparison table below:
| Variable | Seasonal Rental | Holiday Rental |
|---|---|---|
| Legal Definition | Lease for purposes other than residential use (Art. 3 LAU). | A clear economic activity subject to regional tourism legislation. |
| Reason | A verifiable and justified temporary need (health, work, studies). | Holidays, leisure and recreation. |
| Duration | From 31 days to 11 months. | Short stays (usually less than 31 days). |
| Supporting documentation | A written contract specifying the main residence and the reason for the transaction. | Tourist use licence (VUT/HUT) and Certificate of Occupancy. |
| Legal Risk / Regulation | High vulnerability to errors in the wording of the purpose of the tenancy and possible reclassification as a tenancy of a principal residence. / Urban Tenancies Act (LAU). | Heavy administrative penalties for unlawful advertising or lack of a licence. (Regional Tourism Regulations and Municipal By-laws). |
Who is required to register?
The obligation to register or obtain the unique registration number lies with the owner of properties used for tourist accommodation. It is the owner who must register their property with the relevant regional register before advertising it on digital platforms. For their part, the platforms act as verifiers: they are obliged to check that the number exists before publishing the advert.
Therefore, to comply with current regulations in Barcelona, it is vital to distinguish between the responsibilities:
- HUT (Single Register of Tourist Rentals): If your property is intended for tourist use, you must register it with the Registre de Turisme de Catalunya. This is the identifier displayed on platforms and required by Regulation (EU) 2024/1028.
- INCASÒL (Security Deposit): This represents a separate obligation that applies to any rental or tenancy agreement, whether seasonal, residential or tourist-related. It is not equivalent to the Tourist Register, nor does it replace it.
- Form 179 (Notification to the Tax Authorities): Agencies and digital platform operators are obliged to inform the Tax Authorities of any transactions in which they act as intermediaries.
What has happened to the Single Register of Short-Term Rentals?
The annulment of the Single Register (NRUA) is linked to the Supreme Court’s ruling against Royal Decree 1312/2024. It is worth recalling that this decree had established the single register of tourist rentals at national level.
In Barcelona, this means that the Tourist Register (HUT) remains the valid reference for applying for your registration number. Supreme Court Ruling 620/2026 (19 May 2026) put an end to the plan for a centralised register. In other words, you do not need to apply for an additional registration number at national level because the one you have obtained, or need to obtain, remains valid.
The annulled and remaining provisions of the Single Rental Register
Following the Supreme Court’s ruling, the requirement to register a property with the regional tourist register remains in force. What has been annulled is the attempt to establish a centralised national register managed by the Land Registry. This is particularly because it was considered to encroach upon the powers of the autonomous communities in matters of housing and tourism.
Impact on owners of holiday properties in Barcelona
Property owners in Barcelona are experiencing a reshaping of their usual business model. This is due to the strict regulation of short-term rentals and the cap on tourist licences (HUT).
Managing a flat in Barcelona today requires a level of technical expertise that goes beyond simply putting it up for rent. It is important to note that the legislative framework of the PEUAT acts as a quality filter for asset management with a long-term vision, rather than an obstacle.
Differences between the Single Register, the Tourism Licence and the Travellers’ Register
There are notable differences between the Single Register (or Tourism Register), the Tourism Licence and the Travellers’ Register. Below is a comparison table to help you understand these differences:
| Concept | Legal Nature | Purpose | Mandatory nature |
|---|---|---|---|
| Tourism Licence (HUT) |
Planning Permission (Essential and urban planning) |
Authorisation to change the use of the property | Must be obtained before commencing operations |
| Tourism Registration Number (RTC) | Notification / Censal Registration | Supervision by the Regional Government and Public Identification | Compulsory once the licence has been obtained |
| Guest Register | Public Order. Security Protocol | Crime prevention and police monitoring | Compulsory for every overnight stay |
How does Loca Barcelona help you with the Single Register of Short-Term Rentals?
We have over 20 years’ experience. We take care of the administrative and legal procedures for your properties so that you can have peace of mind and avoid any kind of penalty. At Loca Barcelona, we help ensure your property is assigned the number now required by the Single Register of Short-Term rentals. Get in touch!
