Marriage Certificate (for citizenship) â Portugal citizenship ðĩðđ
IRN / Civil Registry · 5 yrs residency + A2 â Naturalisation; Golden Visa CBI
Portugal requires the Marriage Certificate (for citizenship) to be submitted with a certified Portuguese translation and Apostille.
Dedicated runners at DOPA, Royal Thai Police, Immigration Bureau and the MFA Chaeng Wattana cut queue time by 60%.
Why Portugal insists on this document: Apostille + Portuguese certified translation.
End-to-end route: file Marriage Certificate (for citizenship) at the District Registrar (1-3 days) â Portuguese translation â MFA â Apostille â IRN / Civil Registry.
Pathway: 5 yrs residency + A2 â Naturalisation; Golden Visa CBI · Residence requirement 5 yrs · Dual nationality: allowed.
First-pass acceptance: 94-96%.
Coverage
How it works
- 1
Destination checklist
Compare IRN / Civil Registry requirements against the current Marriage Certificate (for citizenship) format.
- 2
Request Marriage Certificate (for citizenship)
Filed at the District Registrar via power of attorney, 1-3 working days.
- 3
Portuguese translation
Registrar-listed translator with a citizenship/immigration glossary.
- 4
MFA legalisation
Chaeng Wattana â 2-3 working days.
- 5
Apostille
Fast Apostille route via MFA.
- 6
Submit to IRN / Civil Registry
Filed in person at the destination embassy in Bangkok or via DHL.
Frequently asked questions
Does Portugal accept Apostille?
Yes â MFA Apostille is sufficient.
Translation language?
Portuguese, by a translator accepted by the destination authority.
Citizenship pathway?
5 yrs residency + A2 â Naturalisation; Golden Visa CBI
Residence requirement?
5 years â combined pre- and post-PR.
Is dual nationality allowed?
Yes â Thai nationality can be retained.
Approximate total cost?
20 āļāļēāļ + translation THB 800-1,500/page + MFA THB 200-400 + Apostille free + destination fees.
Total time in Thailand?
10-21 working days for a single document set; renunciation adds 4-12 months separately.