Case example — Certified Translation: bilingual contract (Chai Nat → use inside Thailand)

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 Thai national domiciled in Chai Nat needs a bilingual contract for a visa or residence application in use inside Thailand. The engagement covers certified translation. The main risk to manage is: The destination authority accepts documents issued no more than 3–6 months earlier. Indicative timeframe roughly 10–15 working days, subject to the agency's queue.

ApplicantA Thai national domiciled in Chai Nat
AreaChai Nat (Central Thailand)
Documentbilingual contract
Destinationuse inside Thailand — the receiving authority in Thailand
Purposea visa or residence application
Services usedcertified translation
Indicative timeframeroughly 10–15 working days (subject to agency queue)

Steps we handle

  1. Confirm with the receiving authority in Thailand which translation format is accepted: certified translator, NAATI, or consular-legalised.
  2. Inspect the original bilingual contract so every seal, reference number and date is legible before translation starts.
  3. Produce the translation preserving the original tables, reference numbers and dates, with a certificate of accuracy.
  4. Translate using the issuing authority's official names and reconcile every reference number and date with the original.
  5. Run a final checklist before handover and flag the follow-up risks if the receiving authority asks for further documents.

Documents to prepare

  • Written requirements notice from the destination authority
  • Sharp colour scans of every page of the original
  • Name or surname change certificate (if any)
  • Passport bio page to fix the name spelling

Common rejection cause and how to avoid it

Watch out for: The destination authority accepts documents issued no more than 3–6 months earlier

How to prevent it: Request a freshly issued copy before starting certification rather than reusing an older one

Frequently asked questions about this case

How many steps does a bilingual contract in Chai Nat take before it can be used in use inside Thailand?

Based on how these files are usually handled, this type of file runs through 5 main steps, starting with "Confirm with the receiving authority in Thailand which translation format is accepted: certified translator, NAATI, or consular-legalised." 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 receiving authority in Thailand, 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 bilingual contract case?

Prepare Written requirements notice from the destination authority · Sharp colour scans of every page of the original · Name or surname change certificate (if any) · Passport bio page to fix the name spelling 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?

The destination authority accepts documents issued no more than 3–6 months earlier — the fix is: Request a freshly issued copy before starting certification rather than reusing an older one. Checking this single point before filing removes the most common cause of a second round.

Can this be handled remotely from outside Chai Nat?

Yes. Most clients in Chai Nat 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?

Based on how these files are usually handled, verify with NAATI — National Accreditation Authority for Translators and Interpreters (Australia) (https://www.naati.com.au/), which Certification levels, the certified-translator directory, and stamp/validity requirements for Australian submissions.. Government fees and timelines can change, so confirm before filing.

Official source

NAATI — National Accreditation Authority for Translators and Interpreters (Australia) Certification levels, the certified-translator directory, and stamp/validity requirements for Australian submissions.

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

More case examples in Chai Nat

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

ประเด็นสำคัญที่ต้องรู้

คำถามที่พบบ่อย

What does the Certified Translation fee include?
Professional service fee, government fees at official rates, domestic EMS, and international courier where applicable — each listed separately in the quote.
What do you need to start Certified Translation?
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 Certified Translation take?
Standard turnaround is 5-7 business days; rush is 1-3 business days, counted from receipt of complete originals.
I'm based in Chainat Contract — do I need to visit the office?
No. Send originals by EMS or book a Bangkok pickup; completed documents are returned by domestic post or international courier.

Certified Translation — Chainat Contract Area

"Certified Translation" sits inside our Certified Document Translation practice and is handled end-to-end: feasibility check, source-document review, certified translation, sequential certification with the relevant Thai authority, and dispatch of a file the receiving office will actually accept. For clients based in Chainat Contract, we accept originals by courier or arrange a scheduled pickup. 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. We separate our own fee from government charges and actual shipping cost, so the quote shows exactly where each baht goes. Two service windows are available: standard 5-7 business days, rush 1-3 business days.

Certified Translation — service overview

Certified Translation document checklist

Certified Translation: the working sequence

Turnaround and cost structure for Certified Translation

Why Certified Translation filings get rejected

FAQ

What does the Certified Translation fee include?
Professional service fee, government fees at official rates, domestic EMS, and international courier where applicable — each listed separately in the quote.
What do you need to start Certified Translation?
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 Certified Translation take?
Standard turnaround is 5-7 business days; rush is 1-3 business days, counted from receipt of complete originals.
I'm based in Chainat Contract — do I need to visit the office?
No. Send originals by EMS or book a Bangkok pickup; completed documents are returned by domestic post or international courier.

Certified Translation — How to Pick a Translator Your Recipient Will Accept

Editorial photograph of a certified translator's workspace
Editorial illustration (AI-generated, editorially reviewed — no real persons or brand logos depicted).

Regulatory & Standards Citations

Common Pitfalls (From Field Experience)

Decision Tree

ใช้กับศาล/ราชการไทย?
Yes → เลือกนักแปลทะเบียน MoJ
No → เลือกตามผู้รับ (NAATI สำหรับออสเตรเลีย, ATA สำหรับสหรัฐฯ)

Options Compared

OptionBest forTimelineCost (THB)
แปลรับรองทั่วไป (Certified)ยื่นสถานทูต / ธุรกิจ1–3 วัน500–1,200 / หน้า
แปลนักแปล MoJศาลไทย / หน่วยงานยุติธรรม2–5 วัน800–2,000 / หน้า

Continue with a related service

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

Professional fees are quoted per case — ask our team by phone, LINE or email.

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.