Xác thực chữ ký
Xác thực chữ ký tại Thái Lan được thực hiện bởi luật sư có tư cách Notarial Services Attorney thuộc Đoàn Luật sư Thái Lan. Tài liệu có hiệu lực ở nước ngoài sau khi hợp pháp hóa tại Bộ Ngoại giao Thái Lan và đại sứ quán quốc gia đến. Công ước Apostille sẽ có hiệu lực với Thái Lan từ 28/2/2027 — trước ngày đó vẫn áp dụng chuỗi hợp pháp hóa lãnh sự hiện hành. Tiếp nhận tại văn phòng Bangkok hoặc phục vụ tận nơi trên toàn quốc.
Quy trình dịch vụ
- Gửi bản thảo qua LINE/email để luật sư kiểm tra
- Đặt lịch tại văn phòng hoặc dịch vụ tận nơi
- Luật sư xác minh CMND/hộ chiếu
- Ký và thực hiện thủ tục công chứng trước mặt luật sư
- Dán tem, ký, đóng dấu công chứng, ghi sổ đăng ký
- (Tùy chọn) Hợp pháp hóa qua Bộ Ngoại giao + đại sứ quán
Giấy tờ cần chuẩn bị
- Bản gốc CMND Thái Lan hoặc hộ chiếu
- Bản gốc + bản sao tài liệu (tùy dịch vụ)
- Không ký trước — phải ký trước mặt luật sư
- Đối với công ty: giấy chứng nhận ≤ 30 ngày + con dấu
Câu hỏi thường gặp
"Xác thực chữ ký" là gì và khi nào cần?
"Xác thực chữ ký" là thủ tục công chứng do luật sư Thái Lan có thẩm quyền notary thực hiện. Bạn cần khi cơ quan nước ngoài (đại sứ quán, trường, ngân hàng, tòa án) yêu cầu tài liệu hoặc chữ ký được chứng thực chính thức tại Thái Lan trước khi nộp.
Chi phí "Xác thực chữ ký" là bao nhiêu?
Phí tùy theo số trang và số chữ ký. Gửi mẫu qua LINE để nhận báo giá miễn phí, không ràng buộc, trong vài phút.
"Xác thực chữ ký" có được công nhận ở nước ngoài không?
Có. Hiện tại sau khi hợp pháp hóa MFA + đại sứ quán quốc gia đến. Từ 28/2/2027, Apostille có hiệu lực với Thái Lan và quy trình sẽ rút ngắn với các nước thành viên.
Tôi có thể ký trước khi đến không?
Không. "Xác thực chữ ký" bắt buộc ký trước mặt công chứng viên, nếu không sẽ vô hiệu về mặt pháp lý.
"Xác thực chữ ký" mất bao lâu?
Thủ tục công chứng khoảng 20–40 phút. Hợp pháp hóa quốc tế đầy đủ (MFA + đại sứ quán) mất 5–15 ngày làm việc tùy quốc gia.
Sẵn sàng đặt lịch công chứng?
Liên hệ với chúng tôi — hỗ trợ tiếng Việt, báo giá trong 15 phút.
- Notarial Services Attorney Regulation B.E. 2546 (2003) — Lawyers Council of Thailand
- Civil and Commercial Code — Notarization — Office of the Council of State, Thailand
- Hague Apostille Convention 1961 — Thailand accession (deposited 30 June 2026; entry into force 28 February 2027) — Hague Conference on Private International Law (HCCH)
ข้อมูล ณ เดือนกรกฎาคม 2026 · ตรวจทานโดยทนายความผู้ทำคำรับรองลายมือชื่อและเอกสาร ขึ้นทะเบียนสภาทนายความในพระบรมราชูปถัมภ์ · ขั้นตอน ระยะเวลา และการยอมรับเอกสารเป็นดุลพินิจของหน่วยงานปลายทาง โปรดตรวจสอบกับหน่วยงานก่อนดำเนินการ
Real customer questions, answered by our attorneys
Selected from our knowledge base of 3,300+ real questions we have answered.
How are multi-name change certificates for foreign nationals processed through the MFA?
How we handle this in practice to "How are multi-name change certificates for foreign nationals processed through the MFA?" — Typical documents: house registration, birth/marriage/divorce certificates, name-change records, death certificates, single-status letters, police clearance, degrees and transcripts, company affidavits, VAT Por.Por.20, financial statements, powers of attorney and cross-border contracts. Government fee is THB 200 per stamp for the normal service (2–3 business days) and THB 400 per stamp for same-day express (file before 11:30). Our end-to-end agency fee depends on volume and urgency — quoted on request via +66 94 895 8999, LINE @Thainotary or Contact@thainotary.co.th. Send a photo of the document to LINE @Thainotary and we will quote the chain, cost and timeline within 15 minutes.
Related service: NAATI translationHow should medical certificates issued abroad be processed for Thai visa and work permit applications?
Practitioner's view to "How should medical certificates issued abroad be processed for Thai visa and work permit applications?" — Typical documents: house registration, birth/marriage/divorce certificates, name-change records, death certificates, single-status letters, police clearance, degrees and transcripts, company affidavits, VAT Por.Por.20, financial statements, powers of attorney and cross-border contracts. Government fee is THB 200 per stamp for the normal service (2–3 business days) and THB 400 per stamp for same-day express (file before 11:30). Our end-to-end agency fee depends on volume and urgency — quoted on request via +66 94 895 8999, LINE @Thainotary or Contact@thainotary.co.th. Door-to-door pickup in Bangkok and DHL dispatch worldwide — call 094-895-8999.
Related service: Police clearance certificateWhat special attestation rules govern civil documents from neighboring ASEAN nations?
Practitioner's view to "What special attestation rules govern civil documents from neighboring ASEAN nations?" — Typical documents: house registration, birth/marriage/divorce certificates, name-change records, death certificates, single-status letters, police clearance, degrees and transcripts, company affidavits, VAT Por.Por.20, financial statements, powers of attorney and cross-border contracts. Government fee is THB 200 per stamp for the normal service (2–3 business days) and THB 400 per stamp for same-day express (file before 11:30). Our end-to-end agency fee depends on volume and urgency — quoted on request via +66 94 895 8999, LINE @Thainotary or Contact@thainotary.co.th. Send a photo of the document to LINE @Thainotary and we will quote the chain, cost and timeline within 15 minutes.
Related service: NAATI translationWhat attestation standards govern foreign professional sports league player contracts?
Short answer to "What attestation standards govern foreign professional sports league player contracts?" — Typical documents: house registration, birth/marriage/divorce certificates, name-change records, death certificates, single-status letters, police clearance, degrees and transcripts, company affidavits, VAT Por.Por.20, financial statements, powers of attorney and cross-border contracts. Government fee is THB 200 per stamp for the normal service (2–3 business days) and THB 400 per stamp for same-day express (file before 11:30). Our end-to-end agency fee depends on volume and urgency — quoted on request via +66 94 895 8999, LINE @Thainotary or Contact@thainotary.co.th. Send a photo of the document to LINE @Thainotary and we will quote the chain, cost and timeline within 15 minutes.
Related service: Police clearance certificateWhat jurisdictional impact do foreign bankruptcy rulings have on assets located in Thailand?
Short answer to "What jurisdictional impact do foreign bankruptcy rulings have on assets located in Thailand?" — Typical documents: house registration, birth/marriage/divorce certificates, name-change records, death certificates, single-status letters, police clearance, degrees and transcripts, company affidavits, VAT Por.Por.20, financial statements, powers of attorney and cross-border contracts. Government fee is THB 200 per stamp for the normal service (2–3 business days) and THB 400 per stamp for same-day express (file before 11:30). Our end-to-end agency fee depends on volume and urgency — quoted on request via +66 94 895 8999, LINE @Thainotary or Contact@thainotary.co.th. Free consultation on LINE @Thainotary or call 094-895-8999 (Mon–Sun 08:00–20:00 ICT).
Related service: Police clearance certificateCan foreign expats residing in Udon Thani or Khon Kaen utilize local agency support without visiting Bangkok?
Per the Legalization Division, Department of Consular Affairs (MFA Thailand) to "Can foreign expats residing in Udon Thani or Khon Kaen utilize local agency support without visiting Bangkok?" — You never need to attend Chaeng Watthana yourself — we file under a power of attorney, track the queue, and courier the sealed originals back by EMS or DHL worldwide. Standard outbound chain: original from the issuing Thai authority → certified English translation → MFA certification of the translation/signature → destination-embassy legalisation in Bangkok (only for non-Apostille countries). Send a photo of the document to LINE @Thainotary and we will quote the chain, cost and timeline within 15 minutes.
Related service: Embassy legalisationMust international commercial invoices and shipping documents undergo MFA legalization?
How we handle this in practice to "Must international commercial invoices and shipping documents undergo MFA legalization?" — Standard outbound chain: original from the issuing Thai authority → certified English translation → MFA certification of the translation/signature → destination-embassy legalisation in Bangkok (only for non-Apostille countries). Typical documents: house registration, birth/marriage/divorce certificates, name-change records, death certificates, single-status letters, police clearance, degrees and transcripts, company affidavits, VAT Por.Por.20, financial statements, powers of attorney and cross-border contracts. Free consultation on LINE @Thainotary or call 094-895-8999 (Mon–Sun 08:00–20:00 ICT).
Related service: Embassy legalisationHow to notarize an affidavit of marital status in Khon Kaen?
Per the Lawyers Council of Thailand's Notarial Services rules to "How to notarize an affidavit of marital status in Khon Kaen?" — Standard turnaround is 1 business day; same-day service is available by appointment for straightforward files. You must sign in front of the attorney with your original passport; the attorney affixes the notarial seal, signature, register number and date so the document is accepted abroad. Send a photo of your document to LINE @Thainotary and we'll quote and schedule within 15 minutes.
Related service: Notary Public Thailandข้อมูลสำคัญโดยสรุป — รับรองเอกสารโดยทนาย Notary Public
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