A Melbourne family recently prepared a partner visa for Australia while a cousin lodged Express Entry in Canada and a sibling filed a UK Skilled Worker visa, all from the same set of Vietnamese source documents. Three applications, three sets of translation rules, three different formats on the page. The Australian lodgement needed a NAATI certified version. The Canadian file needed a certified member translator or a notarised affidavit. The UK submission needed a professional statement of accuracy with translator credentials and contact details. The Department of Home Affairs alone processes hundreds of thousands of permanent migration places each program year, and almost every applicant has to navigate at least one translated document. This guide compares the three systems so you can match the right format to the right authority on the first submission.
The three certification systems at a glance
Australia, Canada, and the UK approach certified translation in different ways. Australia runs a single national accreditation body. Canada uses provincial professional associations. The UK relies on professional membership and a signed statement rather than a central register. For a plain summary of the Australian baseline you can read on our certified translation services australia overview, which lists what each authority expects on the certification panel itself.
| Country | Recognised certifier | Governing body | Proof shown on the page |
|---|---|---|---|
| Australia | NAATI credentialed translator | NAATI | Practitioner number, stamp, signed statement |
| Canada | Certified member translator | ATIO, OTTIAQ, and other CTTIC bodies | Membership seal or notarised affidavit |
| United Kingdom | Professional translator with credentials | ITI, CIOL (membership bodies) | Signed statement of accuracy with contact details |
Australia: NAATI certification and what it must show
An Australian authority looks for a specific set of elements on a translated document. The translator must hold a current NAATI credential at Certified Translator or Recognised Practising level for the language pair. The certification panel carries the practitioner number, a dated stamp, and a signed statement that ties the translation to the source. The language pair direction line must read from the source language into English. ImmiAccount, VicRoads, Births Deaths and Marriages Victoria, and the Australian Passport Office all run the same basic check before they accept the file. Case officers cross reference the practitioner number against the public register at the NAATI Find a Translator directory, and a missing or mismatched number is the most common single reason an Australian submission gets bounced back to the applicant.
Canada: ATIO, OTTIAQ, and the IRCC certified translator rule
Canadian rules turn on the status of the translator. Immigration, Refugees and Citizenship Canada accepts a translation produced by a certified member of a provincial professional association such as the Association of Translators and Interpreters of Ontario or the Ordre des traducteurs, terminologues et interpretes agrees du Quebec. A certified member can sign and seal the document directly. A translator who is not a certified member can still produce an acceptable translation, but the file must be accompanied by an affidavit sworn in front of a notary public or commissioner for oaths. The affidavit attests to the accuracy of the translation and the language ability of the translator. Police certificates, marriage certificates, and academic transcripts all flow through this same rule set, and our police clearance translation service is built to meet the same evidentiary standard that IRCC expects.
United Kingdom: ITI, CIOL, and the statement of accuracy approach
The UK has no single regulator for translators. UK Visas and Immigration accepts a translation from a professional translator who provides a clear statement of accuracy on the document. The statement must confirm that the translation is a true and accurate rendering of the source, carry the date of the translation, list the full name and contact details of the translator, and reference the translator's credentials such as Institute of Translation and Interpreting membership or Chartered Institute of Linguists qualification. UK Visas and Immigration, the Home Office, and the General Register Office all rely on this self certification model rather than a central stamp. The government sets out the broader certification pathway on the official UK Government certifying a document guidance page, which is worth reading in full if you intend to submit translated personal documents for a UK application.
Side by side: what each authority wants on the page
| Requirement | Australia | Canada | United Kingdom |
|---|---|---|---|
| Statement of accuracy | Required | Required | Required |
| Translator credential body | NAATI | ATIO, OTTIAQ, or CTTIC member | ITI or CIOL membership |
| Official stamp on the page | NAATI stamp | Association seal or notarised affidavit | Translator signature and contact block |
| Notarisation | Not required | Required when translator is not a certified member | Not required |
| Apostille trigger | Only for onward overseas use | Only for onward overseas use | Only for onward overseas use |
Where applicants most often slip up
Each country has its own classic mistake. Canadian applicants often submit a translation from a non member translator without the supporting affidavit, and the file gets returned for the missing notary step. UK applicants forget to include the translator's qualifications and contact details on the page, which leaves UK Visas and Immigration unable to verify the source of the document. Australian applicants most often submit a translation that lists a NAATI number that does not resolve on the public directory, usually because the translation was prepared overseas or pulled from an AI tool. Hague Apostille certification is a separate question that only becomes relevant when an Australian, Canadian, or UK document is being used in a third country. For a closer look at how AI generated translations trigger Australian rejections in particular, our explainer on why authorities reject AI translations walks through the mechanical failures inside a typical AI output.
Which path applies to your document
The destination authority sets the rule, not the source country. A Vietnamese birth certificate translated for an Australian partner visa needs a NAATI certified version. The same birth certificate translated for an IRCC application needs a certified member translation or a notarised affidavit. The same birth certificate translated for a UK Skilled Worker visa needs a professional statement of accuracy with translator credentials.
| Document type | Australia route | Canada route | United Kingdom route |
|---|---|---|---|
| Birth certificate | NAATI certified translation | Certified member or affidavit | Statement of accuracy |
| Marriage certificate | NAATI certified translation | Certified member or affidavit | Statement of accuracy |
| Police certificate | NAATI certified translation | Certified member or affidavit | Statement of accuracy |
| Academic transcript | NAATI certified translation | Certified member or affidavit | Statement of accuracy |
Quick answers
Does Canada accept a NAATI certified translation?
IRCC accepts a translation produced by a certified member of a Canadian provincial association, or any translator paired with a notarised affidavit. A NAATI credential alone does not satisfy the Canadian rule, so a NAATI translation for IRCC use normally needs an accompanying sworn affidavit.
Does the UK require notarisation on a translated document?
No. UK Visas and Immigration relies on the translator's own signed statement of accuracy with credentials and contact details. Notarisation is not part of the standard UK requirement for translated supporting documents.
Is an apostille the same as a certified translation?
No. An apostille authenticates the original public document for international use under the Hague Convention. It does not certify the translation. The translation still needs its own certification under the rules of the destination country.
Who certifies translations in Australia?
Only a credentialed NAATI practitioner can produce a certified translation that meets Australian authority requirements. The practitioner number on the certification panel must resolve on the public NAATI directory.
Match the format to the authority and lodge with confidence
Translation rules look similar at a distance and behave very differently up close. Match the certification format to the destination authority before you lodge, and you remove the most common reason supporting documents get returned. Upload your source files through the AcudocX platform to commission a translation prepared to the right standard for your destination, with pricing fixed at $44.95 for a Self Service Extract Translation, $59.95 for an Extract Translation, and $79.95 for a Full Translation.
This article was prepared by a NAATI certified translator working with our team, based on experience handling certified translations for official use in Australia.