ทนาย Notary Public คืออะไร?

ทนาย Notary Public คือทนายความที่ได้รับอนุญาตจากสภาทนายความให้รับรองลายมือชื่อ สำเนา คำสาบาน และ Affidavit เพื่อใช้ในต่างประเทศ

Notary ใช้เวลานานเท่าไหร่?

การรับรองลายมือชื่อหรือสำเนาทั่วไปเสร็จใน 1 ชั่วโมงถึง 1 วันทำการ Affidavit หรือ POA ซับซ้อนอาจใช้ 1–3 วันทำการ

ต้องไปด้วยตัวเองไหม?

ต้อง — กฎหมายไทยกำหนดให้ผู้ลงนามต้องปรากฏตัวต่อหน้าทนายพร้อมบัตรประชาชนหรือพาสปอร์ต บริการนอกสถานที่ไปหาท่านได้

Notary ไทยใช้ที่ต่างประเทศได้ไหม?

ได้ หลังรับรอง Notary นำไปรับรองกรมการกงสุล กระทรวงต่างประเทศ และสถานทูตปลายทาง หรือ Apostille สำหรับประเทศกลุ่ม Hague

นักท่องเที่ยวใช้ Notary ไทยได้ไหม?

ได้ นักท่องเที่ยวมักรับรอง POA, Affidavit และสำเนาพาสปอร์ตในไทยโดยใช้พาสปอร์ตเป็นบัตรประชาชน

Does legalisation confirm the contents are true?

No. It confirms the signature and seal of the signing official only; the accuracy of the contents rests with the issuing authority.

Must the translation always be into English?

Not always. It depends on the destination; some require their own official language, so read the destination embassy’s notice first.

Can someone else file on my behalf?

Generally yes, with a power of attorney in the prescribed form and identity documents for both parties; the detailed conditions are set by the receiving office.

How long does it take?

It varies with the channel, caseload and completeness of the file; no guaranteed period exists, so ask the receiving office on the day you file.

What can a service provider do here?

Check the destination rule, complete the document set, prepare translations and file where representation is allowed — but not determine any authority’s decision.

Legalising Thai documents for overseas use — who certifies what, and the sequence that avoids rejection

Quick answer

The standard order is: obtain the original or an office-certified copy from the issuing authority, prepare the translation, have the Department of Consular Affairs legalise it, then take it to the destination country’s embassy or consulate if that country still requires it. The order cannot be swapped, because the embassy certifies only the Consular Affairs officer’s signature.

Key facts and the responsible authority

Legalising Thai documents for overseas use — who certifies what, and the sequence that avoids rejection
Legalising authority	The Department of Consular Affairs, Ministry of Foreign Affairs, is Thailand’s document legalisation authority
What certification confirms	Certification confirms the signature and seal of the signing official — not the truth of the document’s contents
Translations	Translations must match the original in every field — names, dates, document numbers and seals — or the file is returned for correction before certification
Privately issued documents	Private documents such as powers of attorney or contracts usually need a signature certification first before they can enter the legalisation channel
Destination requirements	Each destination sets its own format, number of copies and translation language; the destination embassy’s published rule governs

Document checklist and the certification involved

Original public document, or a copy certified by the issuing office
Must bear the authorised officer’s signature and seal
Translation into the language the destination requires
Submit alongside the original so it can be compared before certification
Passport or ID card of the person filing
Copy signed as a true copy
Power of attorney if someone else files on your behalf
In the form and on the conditions the receiving office prescribes

Step by step

Check the destination’s rule first: Read the destination embassy’s or authority’s published requirement — which document, which language, how many sets, and up to which certification layer — before preparing anything.
Obtain the original or a certified copy: Civil registration documents from the district office, education documents from the issuing institution, police documents from the issuing division — each must carry a genuine officer signature.
Prepare a matching translation: Translate every element including seals and endorsements, and spell names exactly as in the passport so nothing conflicts at the checking stage.
File for legalisation at the Department of Consular Affairs: Submit the original with the translation through whichever channel the Department is operating at the time, and check service hours before travelling.
Take it to the destination embassy where required: If the destination still requires a further layer, present the Consular-Affairs-certified document to that country’s embassy or consulate under its published booking rules.

What to do

Always start from the destination’s requirement; certifying beyond the layer needed only costs time.
Spell names in every translation exactly as in the passport, including on older documents spelled differently.
Request spare sets if several bodies must be served at the same time.
Keep a copy at each certification layer — some destinations ask to see the chain.

What to avoid

Going to the embassy before the Department of Consular Affairs leads to refusal — the embassy certifies the Consular Affairs officer’s signature.
Self-made photocopies without the issuing office’s certification usually fail the check.
Translations that omit seals or endorsements are a frequent cause of rejection.
Where the destination requires a recently issued document, delay can force you to obtain the whole set again.

Frequently asked questions

Does legalisation confirm the contents are true?: No. It confirms the signature and seal of the signing official only; the accuracy of the contents rests with the issuing authority.
Must the translation always be into English?: Not always. It depends on the destination; some require their own official language, so read the destination embassy’s notice first.
Can someone else file on my behalf?: Generally yes, with a power of attorney in the prescribed form and identity documents for both parties; the detailed conditions are set by the receiving office.
How long does it take?: It varies with the channel, caseload and completeness of the file; no guaranteed period exists, so ask the receiving office on the day you file.
What can a service provider do here?: Check the destination rule, complete the document set, prepare translations and file where representation is allowed — but not determine any authority’s decision.

Official sources

Checked on 2026-08-04; requirements change, so confirm with the authority before filing.

Ask our team

The required documents and timing depend on the receiving office in each case. Contact our team to confirm the checklist before you file.

ใบอนุญาตทนายผู้ทำคำรับรองลายมือชื่อและเอกสาร

Legalising Thai documents for overseas use — who certifies what, and the sequence that avoids rejection

Quick answer

Key facts and the responsible authority

Document checklist and the certification involved

Step by step

What to do

What to avoid

Frequently asked questions

Official sources

Related pages

Ask our team

Legalising Thai documents for overseas use — who certifies what, and the sequence that avoids rejection

Quick answer

Key facts and the responsible authority

Document checklist and the certification involved

Step by step

What to do

What to avoid

Frequently asked questions

Official sources

Related pages

Ask our team