Case example — Legalisation: company affidavit (Sing Buri → the United States)

Illustrative scenario compiled from commonly encountered case patterns. It is not a client record and is not legal advice for any specific matter.

Situation summary

A Japanese national residing in Sing Buri needs a company affidavit for granting authority to manage property on someone's behalf in the United States. The engagement covers MFA consular legalisation · international document courier. The main risk to manage is: Name spellings differ between documents (Thai versus English). Indicative timeframe roughly 10–15 working days, subject to the agency's queue.

ApplicantA Japanese national residing in Sing Buri
AreaSing Buri (Central Thailand)
Documentcompany affidavit
Destinationthe United States — the state Secretary of State office
Purposegranting authority to manage property on someone's behalf
Services usedMFA consular legalisation · international document courier
Indicative timeframeroughly 10–15 working days (subject to agency queue)

Steps we handle

  1. Establish how many layers of certification the state Secretary of State office requires and which channel the destination embassy accepts applications through.
  2. Obtain a freshly issued company affidavit and prepare the translation in a format the Department of Consular Affairs can certify.
  3. File the legalisation request with the Department of Consular Affairs first, then submit to the destination embassy.
  4. File the legalisation request with the Department of Consular Affairs, Ministry of Foreign Affairs, within the queue it operates.
  5. Pack the bundle with a bilingual checklist and ship with tracking to the receiving party.
  6. Run a final checklist before handover and flag the follow-up risks if the receiving authority asks for further documents.

Documents to prepare

  • Power of attorney with ID copies of both grantor and attorney
  • Original Freshly issued civil registry document
  • Original company affidavit
  • Translation prepared in a format the Department of Consular Affairs can certify

Common rejection cause and how to avoid it

Watch out for: Name spellings differ between documents (Thai versus English)

How to prevent it: Check every spelling against the passport before signing and attach the name-change certificate where one exists

Frequently asked questions about this case

How many steps does a company affidavit in Sing Buri take before it can be used in the United States?

In practice, this type of file runs through 6 main steps, starting with "Establish how many layers of certification the state Secretary of State office requires and which channel the destination embassy accepts applications through." and ending with "Run a final checklist before handover and flag the follow-up risks if the receiving authority asks for further documents.". The receiving body is the state Secretary of State office, which checks both the content and the order of certification. Skipping a step usually means the file is returned and the process restarts.

Which documents do I need to prepare for this company affidavit case?

Prepare Power of attorney with ID copies of both grantor and attorney · Original Freshly issued civil registry document · Original company affidavit · Translation prepared in a format the Department of Consular Affairs can certify before the first step. Names in English must match the passport spelling on every document, and a freshly issued copy is safer when the receiving authority sets a validity window.

How long does the process take?

Following the order the authorities expect, the working estimate is roughly 10–15 working days, depending on government queues and public holidays. Allow extra time when several layers of certification are required or when originals travel between provinces.

What most often causes this document to be rejected?

Name spellings differ between documents (Thai versus English) — the fix is: Check every spelling against the passport before signing and attach the name-change certificate where one exists. Checking this single point before filing removes the most common cause of a second round.

Can this be handled remotely from outside Sing Buri?

Yes. Most clients in Sing Buri send photos of the documents for a pre-check, then courier the originals. Our team files, follows up with the authority, and ships the finished documents back to the address provided.

Where can I verify the official requirements?

As a general rule, verify with Department of Consular Affairs, Ministry of Foreign Affairs (Thailand) (https://consular.mfa.go.th/), which Legalisation (นิติกรณ์) requirements, accepted document formats, and the statutory service fee schedule.. Government fees and timelines can change, so confirm before filing.

Official source

Department of Consular Affairs, Ministry of Foreign Affairs (Thailand) Legalisation (นิติกรณ์) requirements, accepted document formats, and the statutory service fee schedule.

Government fees and processing times can change. Always confirm with the authority before filing.

More case examples in Sing Buri

Real-world examples handled in the same province, both in this service and in the services that usually follow it.

ประเด็นสำคัญที่ต้องรู้

คำถามที่พบบ่อย

What do you need to start International Document Services?
A photo or scan of the original plus the destination country and receiving authority. We review it free of charge and reply with the shortest valid routing.
How long does International Document Services take?
Standard turnaround is 5-7 business days; rush is 1-3 business days, counted from receipt of complete originals.
What does the International Document Services fee include?
Professional service fee, government fees at official rates, domestic EMS, and international courier where applicable — each listed separately in the quote.
Do I have to visit the office?
No. Send originals by EMS or book a Bangkok pickup; completed documents are returned by domestic post or international courier.

International Document Services

Most delays in "International Document Services" matters come from re-filing, not from the work itself. Our International Document Services team therefore verifies destination requirements first and only then walks the file through the accepted sequence. We handle files from Bangkok, upcountry, and overseas clients working through a power of attorney. Files are signed off by an attorney registered as a Notarial Services Attorney with the Lawyers Council of Thailand, working alongside Ministry of Justice-recognized translators and our consular liaison desk. Fees are itemized before work begins: professional service fee, government fees, domestic EMS, and international courier (DHL/FedEx). Choose standard turnaround of 5-7 business days or rush turnaround of 1-3 business days.

International Document Services — service overview

What to prepare before filing International Document Services

Step-by-step process for International Document Services

International Document Services: how long and how much

International Document Services: common pitfalls and how to avoid them

FAQ

What do you need to start International Document Services?
A photo or scan of the original plus the destination country and receiving authority. We review it free of charge and reply with the shortest valid routing.
How long does International Document Services take?
Standard turnaround is 5-7 business days; rush is 1-3 business days, counted from receipt of complete originals.
What does the International Document Services fee include?
Professional service fee, government fees at official rates, domestic EMS, and international courier where applicable — each listed separately in the quote.
Do I have to visit the office?
No. Send originals by EMS or book a Bangkok pickup; completed documents are returned by domestic post or international courier.

Continue with a related service

Most document journeys need more than one step. These are the steps clients most often combine with this page.

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Verify with the issuing authority

Each source below is the authority that owns the rule cited on this page. If an authority changes its requirement, this page is corrected.