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Traveler Registration in SES.Hospedajes: The 2026 Guide for Vacation Rentals

If you rent out a property in Spain — a single apartment on Airbnb or fifty units under management — there is one bureaucratic task you can no longer skip: reporting every guest to SES.Hospedajes. It has been mandatory since 2 December 2024, and in 2026 there is no transition period and no voluntary phase left. The parte de viajeros is now fully digital, and the fines for ignoring it are real.

This guide covers what the law asks for, the deadline that trips most hosts up, and how to handle the part everyone hates: typing the same passport and DNI details over and over.

What SES.Hospedajes actually is

SES.Hospedajes is the single online platform run by Spain's Ministry of the Interior for communicating guest and booking data. It replaced the old regional systems and the paper parte de viajeros. The legal basis is Royal Decree 933/2021, which obliges anyone carrying out lodging activity — hotels, hostels, campsites, rural houses, and vacation rentals (VUT/VFT) — as well as vehicle rental companies, to register and transmit specific data to the authorities.

The goal is public security: the state wants a traceable record of who stayed where and when. For you as a host, that translates into a recurring data-entry obligation with a tight clock attached.

Who has to comply

If you receive payment for accommodation, you are almost certainly in scope. That includes:

Hotels, hostels, pensions and guest houses
Campsites and rural accommodation
Tourist apartments and short-term vacation rentals
Anyone managing properties on behalf of owners

There is no minimum-size exemption. A host with one apartment has the same reporting duty as a hotel chain — only the volume differs.

The data you must report

This is where hosts underestimate the work. Depending on the type of stay, SES.Hospedajes can request up to around 42 fields per booking, split across blocks for the traveler, the reservation, the stay, and the payment.

For each traveler (full personal data is required for travelers aged 14 and over), you typically report:

Full name and surname(s)
Sex and date of birth
Nationality
Document type and number
Support number — the extra characters on the back of a Spanish DNI or the equivalent on other documents (this is one of the most common sources of errors)
Full home address
Phone number(s) and email
Relationship/kinship, when minors are involved

On top of that you communicate booking data (dates, entry and exit, number of travelers, the property) and the payment method used. Note that you must indicate how the guest paid; you are not required to store full card numbers or sensitive financial details.

Every traveler in the party must be reported — a family of four means four records, not one.

The 24-hour deadline

The rule most hosts get wrong is timing. The report must be sent immediately and, in any case, within a maximum of 24 hours from check-in. In practice, that clock starts when the guest begins the stay.

You also have to keep the records for three years and archive the electronic acknowledgment of receipt that SES.Hospedajes returns after each submission. That acknowledgment is your proof of compliance, so don't discard it.

What it costs to get it wrong

Non-compliance is sanctioned under Organic Law 4/2015 on citizen security, and the first fines to accommodations and operators are already being issued. The ranges:

Minor infractions — late submissions, errors or incomplete data: €100 to €600
Serious infractions — not keeping records or failing to communicate at all: €601 to €30,000

A single missed deadline is unlikely to bankrupt you. But if late or sloppy reporting is your default across dozens of bookings a month, the exposure adds up fast.

The real bottleneck isn't the law — it's the typing

Here's the uncomfortable truth: SES.Hospedajes is not hard to understand. It's hard to *keep up with*. Every arrival means reading a passport or DNI, transcribing 15–20 fields without a typo, and doing it before the 24-hour window closes — often at the exact moment you're also handing over keys and answering questions.

Manual transcription is where the errors live: a mistyped support number, a swapped surname order, a nationality entered in the wrong field. Each of those is a potential minor infraction, and each one is avoidable.

This is the same data-entry tax that hits every real-estate and property workflow, and it's exactly the kind of repetitive work AI is now good at eliminating.

A faster way: scan the guest's ID over WhatsApp

Instead of typing, imagine the guest (or your check-in staff) simply sends a photo of the passport or DNI to a WhatsApp number. Within seconds, the document comes back as clean, structured data: name, document number, support number, date of birth, nationality — every field SES.Hospedajes wants, extracted and ready to export to Excel or pushed straight into your check-in tool.

No app to install for the guest. No portable scanner. No transcription. This is precisely the model behind using a WhatsApp number instead of a scanner app, and it removes the slowest, most error-prone step in the entire process.

Because the extraction is done by AI OCR rather than rigid template matching, it reads different document types — Spanish DNI, EU IDs, passports from anywhere — and hands you the same tidy row every time, ready to drop into a spreadsheet or your PMS. You still upload to SES.Hospedajes and keep the acknowledgment, but the 20 minutes of typing per group becomes 20 seconds of checking.

For a Spanish-language walkthrough of this exact flow, see our guide on registering guests in SES.Hospedajes by scanning their ID over WhatsApp.

FAQ

Is SES.Hospedajes optional if I only have one property? No. The obligation applies to all lodging activity regardless of size. One apartment carries the same reporting duty as a hotel.

How long do I have to send each report? Immediately, and in all cases within 24 hours of check-in. You must also retain the data for three years and keep the electronic acknowledgment.

Do I have to report children? All travelers must be included in the booking. Full personal data is required for travelers aged 14 and over; younger minors are reported in relation to the accompanying adult.

Do I need to send the guest's credit card number? No. You report the payment method used. You are not required to store full card numbers or sensitive financial details.

What happens if I file late? Late or incomplete submissions are minor infractions punishable by fines of €100 to €600. Failure to keep records or to report at all can reach €30,000.

Stop retyping passports one field at a time — WhappScan turns a photo of any guest's ID sent over WhatsApp into the structured data SES.Hospedajes needs, in seconds.