You Probably Don't Know You Need a Certified Translation, But These Questions Prove You Do


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Published: Jun 11, 2026


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You've spent weeks preparing your visa application and gathering every document required. Then you realise you need to get your documents translated. Depending on the document and its purpose, you may not know whether you can translate it yourself or need a professional translator. 

Confused, you head to Reddit or Quora, because surely, someone else has been in your shoes and may have talked about it.

The answers in the comments are all over the place. Some people say a translation isn't necessary. Others insist you need a notarised translation. A few tell you to find a sworn translator. Before long, you're more confused than when you started.

We've seen this scenario thousands of times. After helping more than 150,000 customers in 160+ countries, we've noticed that most people don't even realise they're looking for a certified translation

That's why we put this article together. If you've ever wondered whether your foreign-language document can be submitted as-is, whether a translation is required, or why an authority won't accept your paperwork, there's a good chance you'll find your situation somewhere on this list.


Table of Contents

What is a certified translation, and why does it matter?

A certified translation is a translation of an official document that includes a signed statement from the translator confirming that the translation is complete, accurate, and produced by a translator who is competent in both languages. This statement, called a certificate of accuracy, is what makes the translation legally valid. Without it, a translation is not valid for any official purpose. 

Different countries have different requirements. These include;  

Recommended Reading 

What is Certified Translation? Requirements, Process, and Certification Guide

Common questions that show you need certified translations

If you're asking these questions, chances are you probably already need a certified translation.

Question 1: Do I need a certified translation of a Spanish birth certificate for a child’s first British passport?

Source: Reddit

Answer:To avoid any surprises down the line, it’s a good idea to translate the Spanish birth certificate when applying for a child’s first British passport, even if the GOV.UK guidance doesn’t mention it. 

HM Passport Office (HMPO) can accept foreign documents, but if it is not in English or Welsh, they will request a certified translation before they can assess the application. It’s better to provide the translation from the start than for your application to be delayed because of the lack of it. 

Question 2: "Do I need to translate my birth certificate for I-129F?

Source: Reddit

Answer: Yes, you need to translate your documents for Form I-129F. Submitting a Portuguese birth certificate without translation will trigger a Request for Evidence (RFE) that delays your application by weeks or months.

Under US federal regulations, any document in a foreign language submitted to USCIS must be accompanied by a certified English translation. The translator must sign a statement confirming their competence and the accuracy of the translation.

Question 3: "Can I use Google Translate for my immigration documents?"

Source: Quora

Answer: No. USCIS requires a certification statement signed by a professional translator. Google Translate produces text; it does not generate a legal certification. There is no named translator, no signed declaration, no statement of competence. The same applies to UKVI, IRCC, and virtually every other immigration authority worldwide. 

Additionally, you are required to submit certified translations because immigration authorities need to trust the accuracy of the translation. They also want to be able to identify the person who is legally attesting that the translation is complete and correct. So, always use a certified translation from a certified translator for all your official documents, or else otherwise is stated by the receiving authority.  

Question 4: "Do US visa officers accept bank statements in another language for a tourist visa?"

Source: Quora

Answer: The requirements vary by consular post for tourist visa applications. But if your documents are not in a language they understand, the visa officers can toss it aside. Provide certified English translations of all documents in a foreign language. It reduces the risk of rejection regardless of visa type.

Question 5: “Can I translate my tax declarations and rental contract myself on a UK visitor visa?

Source: Reddit

Answer: No, you should not translate them yourself. Use a professional, certified translator or translation agency, and submit the original document along with a certified English translation. This helps to avoid delays, requests for additional evidence, or concerns about the authenticity of your supporting documents.

Question 6: I want to apply for naturalisation in the UK and need to have some of my documents translated. But what level of translation is necessary?

Source: Reddit

Answer: For UK naturalisation, you need a certified translation from a certified, professional translator or a professional translation agency. You do not need a sworn or notarised translation. 

The UK Home Office does not provide a list of translator qualifications. However, a certified,  professional translator is someone who is professionally competent to translate between the two languages and can certify the translation as accurate. This means that they are legally responsible for the accuracy and completeness of their translation.

The Home Office's main concern is credibility and accountability. They need to know who produced the translation and who is taking responsibility for its accuracy. This is why certified translations are accepted, not anonymous or AI-generated translations. 

Question 7: Should I translate the names of my University and Labs I’ve worked in from Spanish to English in my CV? 

Source: Reddit

Answer: It’s best to keep the official names of your university and research labs in Spanish, especially if those are their official legal names. Even better, keep the original name and provide an English explanation in parentheses if the meaning isn't obvious. For example, Universidad Nacional de Córdoba (National University of Córdoba) or Laboratorio de Biología Molecular (Molecular Biology Laboratory)

This allows the authorities to understand what the institution or lab is without losing the official name.

Question 8: "Do I need to translate my Polish documents in the UK to use them, or can I get them translated in Poland to English?"

Source: Reddit

Answer: You do not need to translate your Polish documents in the UK. You can get a certified translation in Poland, from Polish to English, which is valid for use in the UK,provided it meets the requirements of the authority. 

Question 9: Do we need to translate my husband's Slovak birth certificate and passport for a PR application?

Source: Reddit

Answer: You must translate the birth certificate, but the passport pages do not need to be translated because the relevant information is already in English. It’s also common for a translator to be more experienced with translating police certificates rather than passports because birth certificates and police certificates are among the most commonly translated documents for immigration applications.

Question 10: "Does my birth certificate need an apostille for a K1 visa?"

Source: Reddit

Answer: You will need a certified translation of your birth certificate, but not an apostille. Your police certificate does not need a separate translation if the texts are already in English. According to USCIS, any foreign document in another language must be accompanied by a certified English translation, and include a certificate of accuracy confirming the translation is true and complete. There is no official requirement that states that you need an apostille for a K1 visa. 

Question 11: My evidence is in Russian. Do I need to translate WhatsApp messages for a small claims court in England?

Source: Reddit

Answer: Yes, you will need to translate the Russian messages if they will be used as evidence in an English court. But you do not need a solicitor-certified translation. You only need a certified translation. 

UK courts do not require sworn translations like in other European countries, but you must submit a certified translation that includes a certificate of accuracy, the translator's certification statement, name, signature, and contact details. This certificate of accuracy is prepared by the translator or translation agency, confirming that the translation is true and complete to the best of their knowledge. 

Question 12: "Do I need to translate my Moroccan passport and French residence permit for a UK visa application?”

Source: Reddit

Answer: You do not need to translate your passport for a UK visa application if all of your personal details (name, date of birth, and nationality) are in English. If they are not in English, then you need a passport translation

As for your Moroccan ID card, that depends on if it’s part of your supporting documents. Generally, the UK requires that all documents submitted for official purposes be accompanied by an English or Welsh translation. So if your ID is a supporting document for your application, and the texts are not in English, then you need to translate it. It’s way better to provide certified translations upfront than for your application to be delayed or rejected because of the lack of it. 

Question 13: Why do immigration offices reject medical documents that are translated using Google Translate? 

Answer: Immigration offices reject Google Translate versions of medical documents because they need translations that are accurate, verifiable, and include a certificate of accuracy that confirms the translation is true and complete. Additionally, there is no legal validity for machine generated translations. Nobody is responsible for the accuracy of the document. The stakes are just too high to use machine-generated translations. 

Source: Quora

Question 16: I used a translation of my birth certificate for my F-1 visa in 2018. Do I need a new translation for my USCIS interview now?

Source: Reddit

Answer: If your translation was done in 2018, you do not need a new certified translation, provided the content of the original document has not changed. A certified translation should be completed by a certified, professional translator or translation agency and include a certificate of accuracy, confirming that the translation is true and complete. It should also include the translator's name, signature, contact information, and credentials. If the one you currently have lacks all these, then you need to get a new one. Otherwise, your current certified translation is still valid. 

Your documents are valid. They just need to be understood.

In each of the situations above, the underlying document is perfectly legitimate. A Mexican birth certificate is a real legal document. A Slovak marriage certificate is genuine proof of marriage. A Colombian payslip is honest evidence of income.

The problem is that the institution reviewing it, whether USCIS, UKVI, a UK court, or a US lender, operates in a different language from the one your document is in and cannot accept a document in a language it cannot read. 

A certified translation bridges that gap. It makes your document legible and legally valid by the institution you're dealing with.

This is what Translayte does for over 150,000 clients across 160 countries and in over 150 languages. Our translations have a 100% acceptance guarantee with USCIS, UKVI, IRCC, OFII, OFPRA, Ausländerbehörde, IND, NAATI, and other global authorities.

How to get started

  1. Navigate to “Check Prices & Place Order” on the top right side of this page.

  2. Select “Certified Translation”.

  3. Select the source and target languages, respectively. 

  4. Upload your document in PDF, JPG, Word, or even mobile phone format. We accept all formats. 

  5. If you want expedited services, select that option. Provide any extra instructions after this.

  6. Select the type of certification you require (if applicable). 

  7. Click "PROCEED TO ORDER"

  8. Make the payment securely online. Once your order is placed, our team will assign it to a professional certified translator, and you'll receive the translated document within the specified timeframe.

Prices start from $25 per document. Standard delivery is 24-48 hours. We also offer urgent delivery to help you meet your deadlines. 

If you’re not sure what type of certified translation you need, contact our team for help.

Certified Translations from $31.75 / page

Certified, sworn, notarised and legalised translations, accepted globally.

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