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Accountant preparing Thai financial statements and tax filings

Tax document for use in Belgium

Quick answer

The tax document is issued by The Revenue Department or the payer of income. Use a stamped copy or attach the e-filing receipt as supporting evidence. It is then translated to the standard Belgium accepts, legalised at Consular Affairs and attested at the destination mission where the receiving body requires it.

Step by step

  1. Obtain a certified tax document

    Request it from The Revenue Department or the payer of income. Use a stamped copy or attach the e-filing receipt as supporting evidence.

  2. Translate to the accepted standard

    Translation into the official language of the region where it is filed (Dutch, French or German) by a translator sworn before a Belgian court

  3. Consular legalisation

    File the original with its translation at the Department of Consular Affairs, MFA.

  4. Destination mission attestation

    Attest at the Belgium mission in Thailand where the receiving authority requires it.

Cautions

  • The required language depends on the region of the receiving commune; confirm with the commune before ordering, because a translation into the wrong language has to be redone in full
  • Use a stamped copy or attach the e-filing receipt as supporting evidence
  • Thailand acceded to the 1961 Hague Apostille Convention on 30 June 2026 and it enters into force for Thailand on 28 February 2027, so no Thai Apostille is issued yet, so no Apostille is issued in Thailand. The working route is certified translation, legalisation by the Department of Consular Affairs (MFA), and then attestation at the destination country’s mission in Thailand where the receiving authority requires it.

Frequently asked questions

What are the steps to use a Thai tax document in Belgium?

Obtain the tax document from The Revenue Department or the payer of income, translate it to the accepted standard, have it legalised by the Department of Consular Affairs, then attested at the Belgium mission in Thailand where the receiving body requires it.

Which version of the tax document is needed?

Use a stamped copy or attach the e-filing receipt as supporting evidence

Does the tax document need an Apostille before going to Belgium?

Thailand acceded to the 1961 Hague Apostille Convention on 30 June 2026 and it enters into force for Thailand on 28 February 2027, so no Thai Apostille is issued yet, so no Apostille is issued in Thailand. The working route is certified translation, legalisation by the Department of Consular Affairs (MFA), and then attestation at the destination country’s mission in Thailand where the receiving authority requires it.

What must the tax document translation contain for Belgium?

Translation into the official language of the region where it is filed (Dutch, French or German) by a translator sworn before a Belgian court, and every part of the document must be translated, including stamps, signatures and marginal notes.

Who receives the legalised tax document in Belgium?

The Belgian Embassy in Thailand and the commune/gemeente where the applicant will register

Which Belgium-specific caution affects the tax document?

The required language depends on the region of the receiving commune; confirm with the commune before ordering, because a translation into the wrong language has to be redone in full

Is the tax document a public or a private document?

It is a public record issued by a state authority, so it can enter consular legalisation directly once an accurate translation is attached.

What if the name on the tax document does not match the passport?

Connect the names as a chain using change-of-name records or a spelling confirmation, then translate and legalise them together as one bundle.

See the full Belgium document overview