Moving to Europe often starts with work or study, but over time, most foreigners start thinking about an EU passport. Naturalization requirements vary so much from country to country that your choice of destination can significantly affect the speed and complexity of obtaining citizenship. Learn more about the European countries with the easiest naturalization requirements

A European passport provides access to freedom of movement, healthcare, education, and pensions within the EU. That is why many professionals who move to Europe on a work visa immediately plan a long-term path to citizenship. However, the conditions for naturalization vary significantly from country to country, from residence requirements to language requirements and attitudes toward dual citizenship.

According to the Relocate.to portal, several EU countries stand out for having the most accessible and transparent procedures for obtaining citizenship for labor migrants.

We will tell you more about these countries, their requirements, and the specifics of the process below.

Are you planning to move to Europe and want to understand all the steps on the path to citizenship in advance?

The migration guide from Visit World contains step-by-step instructions, a list of documents, the cost of processing, and practical advice for any country.

Portugal: EU citizenship in 5 years with a minimum language level

Portugal remains one of the most attractive destinations for those seeking to obtain European citizenship through employment. Five years of legal residence in the country is sufficient for naturalization. Applicants only need to demonstrate A2 level Portuguese language skills — a basic level that is significantly lower than the requirements of most other EU countries. It is also necessary to provide a certificate of no criminal record and confirm stable residence. Dual citizenship is permitted, and continuous employment does not need to be proven.

In addition to a transparent naturalization procedure, Portugal attracts expats with its relatively low cost of living and tax breaks. Holders of work visas, D2 entrepreneur visas, and D8 digital nomad visas can apply. The country's immigration system has a clear legal framework for long-term stays, and the processing times for permanent residence applications are considered among the most efficient in the region.

We discussed the pros and cons of living in Portugal in our previous article.

Ireland: naturalization without a language test for English-speaking professionals

Ireland stands out among European countries in that it does not require an official language test to obtain citizenship. This is a significant advantage for English-speaking professionals. To naturalize, you must have lived in the country for five of the last nine years, with one year of continuous residence immediately preceding the application. The applicant must also demonstrate good character, an intention to remain in Ireland, and knowledge of local law.

For professionals in the fields of IT, engineering, and pharmaceuticals, there is a special permit — the Critical Skills Employment Permit — which provides a fast track to long-term residence. Ireland allows dual citizenship, and permanent residence is not a prerequisite for applying for naturalization. The country's multinational English-speaking environment makes adaptation much more comfortable.

Read about the rules for entering Ireland here.

France: shortened naturalization period for graduates of local universities

The standard path to French citizenship requires five years of continuous legal residence. However, for graduates of French higher education institutions, this period is reduced to two years — one of the shortest requirements in the entire EU. Applicants must prove they have a B1 level of French, pass an integration interview, and show they have a stable income and place of residence. Applications are submitted online via the NATALI platform, after which an interview and naturalization ceremony are scheduled.

France recognizes dual citizenship and does not require applicants to renounce their previous passport. For migrant workers who have studied in France and stayed to work, this path is one of the fastest and most logical among all European countries.

About the citizenship exam in France, see the link.

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The Netherlands: a direct path to a passport after 5 years of residence

The Netherlands offers the opportunity to apply for citizenship after five years of continuous legal residence. The main requirement is to pass the civic integration exam (inburgeringsexamen), which tests knowledge of the Dutch language and culture. Popular immigration routes include a visa for highly skilled migrants (kennismigrant) and the EU Blue Card. For US citizens, there is also the Treaty of Friendship (DAFT), which simplifies the process of obtaining a residence permit without employer sponsorship.

It is worth noting that the Netherlands does not generally allow dual citizenship — applicants must renounce their previous passport. Exceptions are made in certain situations, such as statelessness or marriage to a Dutch citizen. Despite this restriction, the transparency and structure of the immigration system make the country one of the most convenient options for planning a long-term move.

By the way, we previously discussed how to obtain a residence permit in the Netherlands.

Estonia: digital immigration system and transparent procedures

Estonia requires a longer period of residence for naturalization — eight years, five of which must be with permanent status. It is also necessary to pass exams in the Estonian language (level B1) and knowledge of the constitution. Dual citizenship is not allowed here, and applicants are required to renounce their previous passport. At first glance, these conditions may seem stricter than those of other countries on the list.

However, Estonia compensates for the longer period with its extremely convenient digital infrastructure. Residence registration, permit renewals, and other bureaucratic procedures are handled online. The country offers transparent visa categories for skilled workers, including the Digital Nomad Visa and Startup Visa. A fixed 20% income tax rate and no corporate tax on reinvested profits further attract professionals and entrepreneurs.

Read here about the labor market in Estonia and what expats need to know about it.

Which European countries have the strictest citizenship requirements?

Not all EU countries offer such accessible naturalization conditions. Spain, for example, requires 10 years of residence for most applicants — the only exceptions are people from former Spanish colonies. Belgium formally allows naturalization after five years, but high integration and language requirements, as well as differences in procedures depending on the region, complicate the process. Sweden is implementing reforms with new language and citizenship tests, and delays in processing applications are becoming increasingly noticeable.

These countries remain attractive for relocation in terms of career opportunities and quality of life, but their naturalization frameworks are much more complex. Planning the path to citizenship in such countries requires more time, resources, and a detailed understanding of local requirements.

How to get step-by-step instructions for applying for citizenship?

The procedure for obtaining a residence permit and citizenship in each country has its own characteristics and requirements. It can be difficult to figure them out on your own, especially given the constant changes in immigration law.

The Visit World portal offers a migration guide — a step-by-step guide to immigration for any country. The PDF document is sent to your email address in just a few minutes and contains everything you need: step-by-step instructions for obtaining temporary or permanent residence and citizenship on various grounds, a complete list of required documents, the cost and processing time for your application, requirements for applicants, rules for filling out forms, as well as practical tips and life hacks.

Order an immigration guide from Visit World and get clear and up-to-date information on the path to citizenship in your destination country!

Reminder! European countries continue to actively attract foreign specialists by offering clear and relatively simple mechanisms for obtaining work visas. In 2026, the most accessible countries for migration will remain those with transparent rules and high chances of application approval. Read about the best countries for labor migration in 2026 at the link.

Photo: Freepik

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