When looking for translation services, many people come across terms that raise questions.
General, technical, legal, certified, and sworn translations may seem similar, but they are not.

Understanding the differences helps you hire the right service, avoid rework, and ensure that the document meets the legal or professional requirements of the destination country.

In this article, you'll learn what sets each type of translation apart, when to use it, and how to choose the right professional.

What Is Simple Translation?

Simple translation is used for personal, informal, or business purposes.
It does not require legal certification or entail direct legal liability.

In general, it applies to emails, website pages, personal letters, menus, captions, social media content, corporate presentations, and newsletters.

In this case, the focus is on fluency and the cultural adaptation of the message.
Therefore, the translator has the freedom to adapt idiomatic expressions and tailor the style to the target audience.

It's the ideal choice for communication and marketing materials.
Thus, the goal is to connect, persuade, or inform in a natural way.

What Is Technical Translation?

Technical translation is used for specialized content that requires terminological accuracy.
In addition, it requires in-depth knowledge of specific fields, such as engineering, medicine, technology, electronics, or chemistry.

Among the most common types of texts are manuals, product specifications, technical reports, patents, catalogs, operating guides, and international standards.

A technical translator must be familiar with industry terminology and standards.
Similarly, you should use specialized glossaries and follow formatting guidelines.

The main requirement is terminological accuracy.
An error can compromise the proper implementation of the content, especially in regulated industries.

What Is Legal Translation?

Legal translation involves legal texts and court documents.
It involves contracts, laws, regulations, court rulings, international agreements, petitions, and notarial deeds.

This type of translation requires a thorough understanding of the legal systems of both the source and target countries.
That's why it's one of the most challenging areas.

Legal documents use formal structures, technical vocabulary, and, at times, archaic expressions.
A legal translator must be accurate, maintain the style, and understand the legal implications of each term.

Depending on the purpose, a legal translation may or may not be certified.

What Is a Certified Translation?

A certified translation, also known as a sworn translation, is recognized as having legal validity by government agencies, academic institutions, and companies.

In Brazil, only certified translators who have passed a civil service exam and are registered with the Board of Trade are authorized to perform this work.
In Portugal, however, certification can be performed by accredited translators with notarial certification.

Among the most common cases are:

• Immigration Procedures
• Application for Dual Citizenship
• International Marriage
• Validation of Academic Degrees
• Civil registration in another country
• Legally Binding Business Contracts
• Judgments and court documents

What sets it apart is that the translation is accompanied by an official statement of accuracy.
Thus, it includes a signature, a stamp, and, in many cases, notarial or digital authentication.

When Each Type of Translation Is Required

The first step is to understand where the document is going.
Below is a practical summary:

• For personal, communication, and marketing purposes → simple translation
• For technical or scientific content → technical translation
• For legal or contractual texts → legal translation
• For official documents → certified or sworn translation

In some cases, a single translation combines distinct characteristics.
For example, a patent may require a legally certified technical translation.

Common Mistakes When Choosing a Service

Many people hire translation services for documents that require certification.
This is the case, for example, with diplomas or certificates.

Another mistake occurs when a legal translator is hired to work on a technical text.
Without knowledge of the industry, he may fall short in specific areas.

Some professionals also advertise certified translation services without having the required legal qualifications.
In that case, the process loses its official status.

Therefore, it is essential to rely on serious and experienced professionals.
They should provide clear and confident guidance to the client.

The Importance of Experience and Ethics

More than just languages, a translator must respect the purpose of the text.
He must be familiar with the terminology and act ethically and transparently.

In technical, legal, or certified translations, there is zero margin for error.
That is why experience and ongoing training make all the difference.

In addition, the professional must meet realistic deadlines, ensure confidentiality, and provide support to the client throughout the process.

How JL Nissi Handles Different Types of Translation

JL Nissi, led by Jana Büchi, offers general, technical, legal, and certified translation services with an international reach.

The company guarantees:

• Certified translations recognized by courts and international institutions
• A multidisciplinary team with technical, legal, and linguistic expertise
• Service available in Portuguese, English, Spanish, Italian, Mandarin, and Cantonese
• Compliance with international standards and consular requirements
• Ethical, accurate support grounded in a Christian perspective on mission and responsibility

Conclusion

Knowing which translation service to hire is the first step toward ensuring legal and professional acceptance.
The difference between "simple" and "certified" may seem minor, but it has major implications.

So choose carefully.
Seek guidance from trusted professionals and recognize the value of translation as a bridge between languages, cultures, and important decisions.