The rule, in the Ministry’s words
The Ministry’s questions-and-answers document for international teleworker authorisations does not leave this to interpretation. Registration with Social Security is obligatory. And if, on a later review, the authorities find that the holder did not register immediately after obtaining the authorisation, the authorisation is extinguished under the Seventh Additional Provision of Law 14/2013, and both the holder and their dependent family members lose the right to live and work in Spain.
Two things in that sentence deserve a second look. “Immediately” is the Ministry’s word, not mine. And “dependent family members” means a spouse who followed you here on your file loses their permit because of a registration you did not make. This is the part of the visa that people who obtained it on their own most often discover late.
Which route you are on
The route depends on the relationship you have with the company that pays you, and it was fixed the day you filed.
If you are an employee
The default is that your employer registers with Spanish Social Security as a non-resident entity without a Spanish establishment and enrols you in the general scheme, paying Spanish contributions on your salary. Most U.S. employers will not do that, and they do not have to, because the United States and Spain have a totalisation agreement. Under it, your employer obtains a Certificate of Coverage from the Social Security Administration stating that you remain under U.S. Social Security while working in Spain. The Ministry is precise about what the certificate must say: it must expressly cover you as a teleworker in Spain, and a mere application for it is not accepted. A certificate that names the right employer, the right dates and Spain as the place of work does the job of registration. A certificate with the wrong start date, or one that expires before your permit does, does not.
What this means in practice is that for a W‑2 employee the Social Security question is answered before filing, not after. If the certificate is in the file, there is nothing to register on approval. If it is not, and the employer will not register in Spain, there is no file. The PEO guides cover the case where the entity on your W‑2 is not the company you think you work for.
If you are self-employed
Here the Ministry closes the door that employees walk through. Registration in RETA, the self-employed scheme, is obligatory, and importing coverage under a bilateral agreement is not available to the self-employed. A 1099 contractor, a freelancer, a single-member LLC owner paying themselves, all of them register in RETA and pay Spanish contributions from the moment they start working here. There is no Certificate of Coverage for you, and anyone who tells you otherwise has not read the FAQ.
This belongs in the first conversation about the visa, not the last, because it changes the economics. RETA contributions in 2026 run on a sliding scale by income, with a reduced flat rate available in the first year for new registrations. The contractor guide and the autónomo registration guide set out the figures and the steps.
How to be registered within days
For the self-employed, the fastest route is one most guides do not mention. Spain runs a network of business support points, PAE points, which file the single electronic document, the DUE, through the CIRCE system. Take your approval resolution to one and they register you with the tax agency and with Social Security in one sitting, at no cost, and they can act on your behalf if you do not yet have a digital certificate. Many notaries and chambers of commerce operate as PAE points. Book it for the week the resolution arrives.
Two timing questions come up every time.
- Register from which date? From the date you start working from Spain under the authorisation. If you were already in Spain waiting for the decision, the safe reading is the date of the resolution.
- What about the TIE? The residence card is a separate step and does not wait for Social Security, nor the other way round. Do both in the same fortnight.
What the registration unlocks
Registration is not only a duty. A Social Security number is what gives you access to the public health system, it is what your health card hangs on, and for the self-employed it is what makes your Spanish invoices legal. It also becomes the proof at renewal that you have been working here under the terms of the permit. A gap between approval and registration is a gap the renewal officer will see.
Family members
Your spouse or partner can work in Spain without restriction, employed or self-employed, under the Fourth Additional Provision of Law 14/2013. If they do, they register in the scheme that matches their work. If they do not work, they have nothing to register, but their permit still depends on yours staying alive, which is the whole point of this guide.
The bottom line
Employees settle Social Security before filing, through the Certificate of Coverage. The self-employed settle it the week the approval arrives, through RETA, and a PAE point makes that a same-day job. Either way, the date on the registration is a date the Ministry has said it will look at. Do not let it be late.
Sources: Ministry of Inclusion, Social Security and Migration, “Preguntas frecuentes. Autorizaciones de residencia y trabajo de teletrabajadores internacionales” · Law 14/2013, Additional Provisions Four and Seven · Royal Legislative Decree 8/2015, art. 15. Last updated: 27 September 2026.