The Document Certification Fees Calculator estimates a cost estimation estimate for your scenario from the quantities, rates, period, units and other assumptions requested on the page. Replace the example values with your own document certification figures and recalculate after changing an assumption. Use it to compare scenarios, then verify any current rate or fee before acting.
Calculate fees for document certification, apostille and legal fees according to the Department of Consular Affairs rates. Ministry of Foreign Affairs Year 2026
Select service and quantity
Document certification (legal law) — per copy
200 baht/unit
Authentication — Signature extension.
200 baht/unit
Stamped with apostille (Apostille) — per copy.
200 baht/unit
Document translation + certification (government service) — face to face
200 baht/unit
Certified true copy — per copy
100 baht/unit
Summary of fees
Total fees-
* Fees according to the Department of Consular Affairs rates for the year 2026. Additional fees may apply for expedited services or interpreters.
[Advertising — AdSense]
Certification of documents for use abroad
Thai official documents that must be used abroad often must go through a certification process in order for them to be accepted by the destination country. The Department of Consular Affairs provides document certification (legal) services at a rate specified in accordance with ministerial regulations.
Document certification process
Prepare original documents and copies.
Translate documents into the desired language (by certified translator)
Bring the documents to be certified at the Nationality and Legal Affairs Division, Department of Consular Affairs.
Pay the fee 200 baht/issue
Receive certified documents (usually takes 1–3 business days)
Documents that need to be certified frequently
Birth certificate, house registration, ID card
Educational qualifications, degree certificates
Marriage registration / Divorce registration
Company certificate
Documents to apply for a visa or permanent residence
Frequently asked questions
What is Notarization?
Legalization is the legalization of documents by authorized government officials such as the Department of Consular Affairs, Ministry of Foreign Affairs. To certify that the document is correct and can be used abroad. Often required for documents that will be used to apply for a visa. Register a foreign legal entity or study abroad
What is an Apostille and how is it different from Notarization?
Apostille is a document certification according to the Hague Convention 1961 used for member countries. (Thailand has been a member since 2018) Apostille allows documents to be accepted in member countries without having to go through additional certification procedures.
Where can I request a document certification?
Request for document certification (legal legalization) at the Nationality and Legal Legalization Division, Department of Consular Affairs, Ministry of Foreign Affairs (Chaengwattana) or consular offices in the region. and Thai embassies abroad
How much is the notary fee?
The Department of Consular Affairs' legal fees are 200 baht per document (per signature) for notarizations and apostilles. Actual costs may vary according to service type and number of copies.
Check before using results
Summary before deciding
This calculation result is suitable for preliminary planning. Actual figures should be checked from documents or official sources before making important decisions.
The calculation is based on the information you enter on this page.
Special cases may require additional information.
It is recommended to record or compare the results with the related tools below.
Disclaimer: Calculation results are only estimates. Actual fees as announced by the Ministry of Foreign Affairs Please check at consular. mfa. go. th
English calculator guide
How to use the Document Certification Fees Calculator
Use this page to test a specific document certification scenario. Enter your own values in the calculator above, review the units beside each field, and recalculate after changing an assumption. The result updates the document certification fees estimate instead of relying on a generic example.
Build a baseline document certification case with figures that match your situation.
Run a second document certification case after changing the rate, period, quantity or other key assumption.
Record the difference between the two document certification results and the input responsible for it.
Inputs for the document certification estimate
For this document certification calculation, check the quantities, rates, period, units and other assumptions requested on the page. The result is designed to show a cost estimation estimate for your scenario, not a guaranteed provider price or official decision.
How the document certification result is calculated
The calculator combines the entered quantities, rates and fixed costs to produce the displayed estimate. Reusing the same document certification inputs will produce the same estimate, which makes the page suitable for controlled scenario comparisons.
Checks for a document certification decision
Confirm any current rate, threshold or provider rule that could change the final amount. For document certification, Treat the result as an estimate for planning. Tax rules, eligibility and deduction limits can depend on the tax year and your evidence, so compare the result with current Revenue Department guidance or a qualified adviser. Recheck the entered values and units if the result looks unexpected.
Language QA
Terminology, numeric values and calculator controls checked
Review formula structure, test cases, data sources, effective dates, and risk language accordingly.How to check our · There is no claim that an outside professional reviewed it. Unless the page directly states the name and qualifications. This content is therefore not individual advice.
This history and results reside only in this device's browser. Press clear to delete immediately.
💾 Saved calculations
Save numbers only in this device's browser. It could be health or financial information. Therefore, the entered values or results are not sent to the server. You can delete them all from the button above. And data should be cleared when sharing the device with others.
Select 2–5. Items to compare
📊
There are no saved calculations yet.
Press the "Save" button after calculation to store the results.
