You have been together for two years, you share a flat and plans, and your partner is Spanish. Your passport has an old entry stamp and nothing else. Every time you think about registering as a de facto couple, the same fear comes up: can they reject me, or worse, because I am undocumented?
The short answer: being in an irregular situation does not, on its own, prevent you from registering in many registries. And since 2025, that registration can open a residency route without leaving Spain.
Can I Register as a De Facto Couple in an Irregular Situation?
There is no national registry: each autonomous community, and in some cases each town hall, sets its own requirements. That is why the answer depends on where you live.
What registries usually ask for:
- A valid passport for the foreign partner.
- Municipal registration (empadronamiento) in the region, sometimes with a minimum length.
- A civil status certificate (proof of single status), legalised or apostilled and, where needed, translated.
- In some cases, a prior period of cohabitation or a declaration before witnesses.
In Catalonia there is no constitutive registry: a stable partnership is proven by two years of cohabitation, a child in common or a public deed before a notary.
What Registration Gives You if Your Partner Is Spanish
The Immigration Regulation (Royal Decree 1155/2024) governs the residence authorisation for family members of Spanish citizens. Its article 94 covers two types of partner:
- A registered partner in a public registry of an EU or EEA country or Switzerland.
- An unregistered stable partner who can prove at least twelve months of cohabitation, or a child in common.
The decisive point for undocumented applicants is article 97.1.c): when you are both in Spain, the application can be filed here, without going back to your country for a visa.
In addition, once the application is admitted for processing, you obtain a provisional authorisation to live and work, as an employee or self-employed, until a decision is made. The procedure is priority and free of charge, and the Administration has two months to decide.
If Your Partner Is From Another EU Country
In that case Royal Decree 240/2007 applies, with the residence card for family members of EU citizens. Registered partners and properly proven stable partners also have access, although the evidence of the relationship is examined closely.
We saw it in a recent case: a card refused twice that we got approved in 13 days by rebuilding the evidence of the relationship.
Mistakes That Block the Process
- Submitting an expired single-status certificate or one without an apostille.
- Not meeting the minimum municipal registration period required by your region.
- Applying for residency as a stable partner without solid evidence of the twelve months of cohabitation.
- Combining incompatible statuses: marriage, registered partnership and stable partnership exclude each other.
- Starting work before the application is admitted for processing.
The fear of showing up at the registry without papers has less basis than it seems. What really decides the outcome is the paperwork: what your region asks for, how you prove cohabitation and which residency route applies to you afterwards.
Talk to a Lawyer Before You Apply
If you want to register as a de facto couple and regularise your situation, we review your documents and the fastest route for your case. At MigratioLex, we review your specific case, not a generic checklist. We respond within 24 hours, in English, French or Spanish.
Book Your Initial ConsultationThis article is for informational purposes only and does not constitute legal advice. Based on articles 93 to 97 of Royal Decree 1155/2024, as amended by Royal Decree 316/2026, Royal Decree 240/2007, the Civil Code of Catalonia (art. 234-1) and regional rules on de facto couples.
