Form W-8BEN (Individual) â Switzerland ðĻð
Federal Tax Administration (ESTV) · CH-Thailand DTA 1996
Federal Tax Administration (ESTV) only accepts the Form W-8BEN (Individual) with certified DE/FR/IT translation and MFA Apostille.
Dedicated runners at the Revenue Department, BOI, AMLO, FinCEN portal, HMRC e-services, and Companies House.
Why Switzerland insists on this document: Lump-sum taxation (forfait fiscal) + cantonal-level UBO registers.
FATCA IGA: Model 2 · CRS: participating · Treaty: CH-Thailand DTA 1996.
End-to-end: prepare Form W-8BEN (Individual) at Self-signed (filed with withholding agent) (1-3 days) â DE/FR/IT translation â MFA â Apostille â Federal Tax Administration (ESTV).
First-pass acceptance: 97-99%.
Coverage
How it works
- 1
Destination checklist
Map Federal Tax Administration (ESTV) requirements against income / accounts / entity structure.
- 2
Prepare Form W-8BEN (Individual)
Filed at Self-signed (filed with withholding agent) (1-3 working days).
- 3
DE/FR/IT translation
Registrar-listed translator with FATCA/CRS/UBO glossary.
- 4
MFA legalisation
Chaeng Wattana â 2-3 working days.
- 5
Apostille
MFA Apostille route.
- 6
File with Federal Tax Administration (ESTV)
Online portal, DHL, or submission at the destination embassy in Bangkok.
Frequently asked questions
Does Switzerland accept Thai Apostille?
Yes â MFA Apostille suffices.
Which Thai-Switzerland treaty applies?
CH-Thailand DTA 1996
FATCA IGA Model?
Model 2 â banks report directly to IRS.
CRS participating?
Yes â Thailand AEOI in force since 2023.
Translation language?
DE/FR/IT, by a translator accepted by the destination authority or the Thai MFA.
Estimated total cost?
1,500-3,500 āļāļēāļ (āļĢāļ§āļĄāļāļĩāđāļāļĢāļķāļāļĐāļē) + translation THB 1,000-2,000/page + MFA THB 400 + free Apostille + Federal Tax Administration (ESTV) fees.
Timeline?
7-21 working days preparation + 14-60 days for destination approval.