Related documents
Marriage certificate, Birth certificate, Residence permit
Residence in Belgium after marriage or legal cohabitation
The marriage or cohabitation project does not carry the file forever. Once the union has actually happened in Belgium, the issue becomes residence. At that point the marriage certificate or legal-cohabitation declaration, identity records, residence documents and the records read by the municipality or Immigration Office all have to line up.
Official fees + translation if neededVaries by authorityComplex
Last reviewed: 29 March 2026Editorial review: Equipe CertiDocsOfficial sources: 4
Overview
What this guide helps you sort out
The marriage or cohabitation project does not carry the file forever. Once the union has actually happened in Belgium, the issue becomes residence. At that point the marriage certificate or legal-cohabitation declaration, identity records, residence documents and the records read by the municipality or Immigration Office all have to line up.
Steps
4
Documents
5
Official sources
4
What frames this file straight away
Before you even follow the procedure step by step, these are usually the axes that matter.
Common translations
English-French, Arabic-French, Turkish-French, Spanish-French
Related cities
Brussels, Antwerp, Liège
What the authority will really test here
In this kind of file, the blockage usually comes from proof, sequencing and consistency, not polished wording.
Records that need to line up
This procedure is usually read through Marriage certificate, Birth certificate, Residence permit. Names, dates and references need to stay aligned from one record to the next.
Which official reading matters
Brussels, Antwerp will compare the source record with English-French, Arabic-French and wants the issuing authority, date and registry references to be easy to spot.
Order of formalities
The 4 official sources mainly help keep the sequence sharp: recent record first, any apostille or legalisation next, then the right filing step.
The file does not end once the union happens
A visa D for marriage or legal cohabitation opens a door; it does not finish the job. Once the union is real, residence has to be documented in the correct framework. If you keep presenting the case as a mere project when the marriage or cohabitation already exists, you slow yourself down.
What the municipality and residence authorities look at
They look at the official existence of the union, coherent identities, continuity of residence and the readability of the records. A properly documented Belgian union helps, but if foreign records that still matter are badly authenticated or badly translated, the file can still limp.
Translate the core records that still matter
After the union, not everything needs to be translated again. What mainly needs to stay readable are the records still carrying the residence step: useful family records, identities, any judgments and any additional proof still requested.
Documents to prepare
- Belgian marriage certificate or official proof of legal cohabitation
- Passport, visa and coherent identity documents
- Records requested by the municipality or Immigration Office for the next residence step
- Apostille or legalisation of any foreign records that still matter
- Sworn translation of the records the authority will actually use
Steps to follow
1
Prove the union as it now exists
Move from project to records: a properly issued marriage certificate or legal-cohabitation declaration.
2
Clean up continuity of residence
Check that the visa, identity records and administrative situation tell one continuous, readable story.
3
Translate the records that still decide the case
Do not retranslate your entire past. Translate what the municipality or Immigration Office still read for the next step.
4
File in the correct framework
Then present the case as a residence file based on an existing union, not as a project still stuck at the visa stage.
Good to know
The file changes nature after the union
It is no longer a project to prove, but a concrete family situation that must now be documented properly for residence purposes.
The municipality reads differently from the visa post
The visa post mainly wanted the project. After the union, the municipality and residence file mainly want proof that the union really exists and fits properly into the Belgian file.
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Get matchedFrequently asked questions
+−Is the visa D enough on its own once the marriage has happened?
No. Once the union exists, the issue becomes the next residence step. That requires a file built for that stage.
+−Do I need everything translated again after marriage or legal cohabitation?
No. Translate what is still genuinely read for residence purposes, not everything used for the original project.
+−Does the municipality read the same records as the visa post?
Not exactly. The post mainly read the project; the municipality and residence step mainly read the now-existing union and the administrative continuity.
+−What if some foreign records still matter after the union?
Check authentication first and then translate the elements that are still actually relied on.
+−Does this page replace the marriage/cohabitation visa guide?
No. It covers the next stage, once the union already exists and the file shifts toward residence.
Official sources
The links below provide the official baseline. They help verify the procedure but do not replace file-specific analysis or the decision of the competent authority.
Practical guides
Diploma equivalence in BelgiumExchange a foreign driving licence in BelgiumDocuments for family reunification in BelgiumFamily reunification with a BelgianFamily reunification with an EU/EEA citizenFamily reunification after international protectionProving kinship or partnershipFamily reunification Visa DBelgium student visa: documents and translationsBelgium single permit: documents and translationsFamily reunification with a foreign national in limited stayVisa D for marriage or legal cohabitation in BelgiumCriminal record for Belgian nationalityBelgian inheritance after a death abroadMinor child joining a student or worker parent in BelgiumBelgian nationality as the spouse of a BelgianForeign will and mandate in a Belgian inheritanceMinor child joining a Belgian parentBelgian nationality as the parent of a Belgian childInheritance with real estate in two countriesSponsor for a Belgium student visa (Annex 32)Recognition of a foreign adoption in BelgiumSale of undivided inheritance property in BelgiumRecognition of a child in Belgium with foreign recordsForeign heir and power of attorney in a Belgian inheritanceForeign marriage and then family reunification in BelgiumStudy in Belgium with a foreign diplomaWork in Belgium with a foreign diplomaSpouse or child of a foreign student or worker in BelgiumFamily reunification refusal in BelgiumRegulated profession in Belgium with a foreign diplomaWork as a nurse in Belgium with a foreign diplomaDiploma equivalence: FWB, NARIC Vlaanderen or German-speaking Community?Foreign diploma for a healthcare profession in BelgiumTranscription of a foreign birth certificate in BelgiumEU public documents: when an apostille is no longer requiredHow to verify a sworn translator in BelgiumWhen does a sworn translation need legalisation in Belgium?Transcribe a foreign marriage certificate in BelgiumDivorce granted in the EU: recognition in BelgiumDivorce granted outside the EU: recognition in BelgiumForeign death certificate: steps in BelgiumRemarry in Belgium after a foreign divorceForeign divorce with a child: custody, residence and parental responsibility in BelgiumUpdate Belgian civil status after a foreign divorceMaintenance after a foreign divorce in BelgiumBelgian naturalisation: documents and translationsApostille and legalisation of foreign documents in BelgiumRecognition of a foreign marriage in BelgiumExequatur of a foreign judgment in Belgium