Check with the office. The official pages for this service leave out some details, or are older than a year. Use this page as a starting point and confirm fees and documents before you apply.
Parental consent letter needed when a parent cannot attend a child's passport application, and sometimes for visas. The parent signs the form before a consular officer.
Where to apply in Australia
Royal Thai Embassy, 111 Empire Circuit, Yarralumla ACT 2600, which serves the whole of Australia for these services (online booking; hours Mon-Fri 8:30-16:30).
Contact details for every office are on the page of the embassy and consulates of Thailand.
How to apply
Complete the forms without signing | sign before a consular officer in person (book under Legalisation and Document Certification), or sign, have it DFAT-authenticated and post it in a registered A4 prepaid envelope
Documents you need
- Application for Legalisation form
- Parental consent form
- Passport or ID of the consenting parent/guardian
- Child's birth certificate or household registration
- Name-change evidence if relevant
- Divorce certificate or court order, guardianship letter or death certificate where applicable (Australian papers DFAT-authenticated)
Fees and processing time
The official pages do not publish a fee for this service. Ask the office before you apply.
Processing time: Not published.
Good to know
Fee and time are not stated. The page says applicants are 'over 20' which appears to be a typo for under 20. No publication date is shown on the Canberra or Sydney pages used.
Official sources
Check before you apply
This page summarises information published by Thailand's official channels, last checked on 24 octubre 2026. Fees and requirements can change at short notice, so confirm with the office that will handle your case.
Spotted a change? Let us know.
More services of Thailand in Australia
- Bringing human remains or ashes into Thailand
- Certified translation
- Certified true copy of an embassy-issued document
- Emergency passport and emergency travel document
- Fingerprinting for Thai police clearance certificate
- Legalisation of documents (certified documents)
- Military draft deferment (students)
- Power of attorney
- Registration of divorce
- Registration of marriage
- Thai birth certificate (registration of birth)
- Thai death certificate (registration of death)
- Thai e-Visa
- Thai national ID card (renewal, replacement, changes)
- Thai passport - adult (new e-passport)
- Thai passport - minor (under 20)