Facilitated naturalisation through marriage: requirements, procedure and special cases

Why marriage opens its own path

Anyone married to a Swiss citizen does not have to wait ten years for the Swiss passport. So-called facilitated naturalisation through marriage is a procedure run by the Confederation, with shorter deadlines and fewer authorities than ordinary naturalisation.

The difference is fundamental. In ordinary Swiss naturalisation the main procedure runs on three levels: municipality, canton and Confederation. In facilitated naturalisation through marriage, the State Secretariat for Migration (SEM) is the deciding body. Canton and municipality are consulted, but the decision lies with the Confederation.

For you as an applicant this means: faster, cheaper and with a clearer legal framework than ordinary naturalisation.

The two main requirements: residence and length of marriage

To be able to apply for facilitated naturalisation, you must meet two basic conditions at the same time: enough residence in Switzerland and enough length of marriage to a Swiss citizen.

If you live in Switzerland

Under the Nationality Act you need a total of five years of residence in Switzerland, with the year before submitting the application spent in Switzerland. In addition, you must live in marital union with your Swiss spouse for three years. The three years of marital union and the five years of residence may overlap.

Concrete example: you moved to Switzerland seven years ago and married your Swiss partner four years ago. Then you meet both requirements (seven years > five, four years of marriage > three) and can submit the application.

If you live abroad

There is also a path for couples who do not live in Switzerland. In that case you must have lived in marital union for six years and have close ties to Switzerland. This variant arises when the Swiss partner is posted abroad for work or the couple has its centre of life there.

Close ties means concretely: regular visits to Switzerland, contacts with family or friends in Switzerland, basic knowledge of a national language, interest in Swiss affairs. The threshold is higher than for residence in Switzerland, because you are here less "on an everyday basis".

What else is required

The two basic conditions alone are not enough. You must also:

Be integrated into Swiss circumstances. That means: language at a solid level (typically B1 spoken, A2 written), basic knowledge about Switzerland, practical involvement in your place of residence.

Observe the Swiss legal order. This includes entries in the criminal record, open debt enforcement proceedings or pending criminal proceedings as risk factors.

Not endanger the internal or external security of Switzerland. This is the formal clause, rarely an obstacle in practice, but which can lead to rejection where there are security-relevant backgrounds.

Prove an actual marital union. A marriage purely for the purpose of naturalisation is recognised and leads to rejection. The authorities hear both partners separately, examine the living situation and can reject the application if the impression of a sham marriage arises.

Language proof: what you concretely need

Language proof is provided through recognised certificates or documented schooling in Switzerland.

Recognised are, among others, the fide language proof (designed specifically for Switzerland), the Goethe-Zertifikat, telc and ÖSD for German, as well as DELF for French. Depending on the canton, other certificates may also be accepted.

If you attended compulsory school in Switzerland or completed training in a national language, in many cases you can submit that as language proof and do not need to buy an additional certificate. Practice varies from canton to canton.

Native speakers without schooling in Switzerland should clarify in advance with the responsible authority which proof is concretely accepted. Some cantons waive a certificate if the mother tongue is clearly documented, others insist on a formal document.

The procedure in detail

Here is how the procedure for facilitated naturalisation through marriage works:

Step 1: Submit the application to the SEM

You submit the application directly to the State Secretariat for Migration. The application form can be downloaded from the SEM website. Both spouses fill it in together and sign.

Typically part of the application: copies of the identity documents of both partners, marriage certificate, proof of the years of residence in Switzerland, language certificate, criminal record extracts from Switzerland and the country of origin, debt enforcement register extract, proof of integration such as club memberships or references from employers. The exact list is sent by the SEM after the first contact.

Step 2: Cantonal and municipal hearing

The Confederation hears the canton and the municipality of residence. They can comment on your integration. As a rule this is in writing, not in person. In individual cantons there may be an informal interview.

Canton and municipality have no right of veto, they only give an opinion. The decision lies solely with the Confederation. That is the greatest advantage over ordinary naturalisation.

Step 3: Federal decision

The SEM examines all documents and opinions and makes the decision. In the event of a positive outcome, you are served with the naturalisation ruling.

Step 4: Naturalisation certificate and passport

After the positive ruling, you are entered in the citizens' register of your municipality of residence. After that you can apply for the Swiss passport and the identity card.

Duration and costs

Facilitated naturalisation is as a rule faster than the ordinary route. Typical duration: twelve to eighteen months, sometimes a little more in complicated cases.

The costs are lower, because only the Confederation charges its fee. The federal fee is around CHF 600 for a married couple. Canton and municipality do not charge their own fees in facilitated naturalisation, unlike in the ordinary procedure.

Concrete total costs: roughly CHF 600 to CHF 1000 in the normal case, including language certificate, obtaining documents and the federal fee.

What happens with children

Children under 18 who live with the naturalising parent are as a rule included in facilitated naturalisation. The Swiss partner is usually already Swiss anyway and passes on citizenship.

If only the non-Swiss parent takes naturalisation and the children are not yet Swiss, they are included in the same procedure, provided they live in the marital union.

What happens in the event of divorce

A frequent question. The answer is nuanced:

Before the positive decision: if the marriage is dissolved during the ongoing procedure, you lose the basis for your application. Facilitated naturalisation presupposes the marital union, and this requirement must exist until the decision.

After the positive decision: if you are already naturalised and then divorce, you remain Swiss. Citizenship is not automatically revoked.

If it later emerges that the naturalisation was obtained through a sham marriage or false statements, the Confederation can revoke the naturalisation. This is not a theoretical case. The revocation is, however, bound to time limits and formal requirements.

Dual citizenship is possible

Anyone who becomes Swiss through facilitated naturalisation may keep their current citizenship. Switzerland does not require any renunciation. Whether your country of origin also accepts this depends on its laws. Germans have kept their citizenship automatically since the reform of June 2024. For other countries, the respective national law still applies.

Typical mistakes and how to avoid them

The most frequent pitfalls from practice:

Underestimating language proof. Many assume that the relationship with the Swiss partner counts as informal language proof. It does not. You need a formal certificate, unless you attended compulsory school in Switzerland or completed training in a national language.

Counting residence years too optimistically. A stay on a tourist permit, cross-border commuter permit or short stays does not count as residence in the sense of naturalisation. You need a real residence in Switzerland with the corresponding permit.

Treating the marriage as a mere formality. The SEM checks whether the marital union actually exists. A common household, joint finances, a shared life are signals. Separate addresses due to work commuting are accepted, but with justification. A marriage without an actual shared life is recognised.

Proving too little integration outside the marriage. The fact that you are married to a Swiss citizen does not replace the proof of your own integration. You should be able to show that you have contacts beyond your partner, that you function in everyday life and that you are familiar with Switzerland.

When ordinary naturalisation makes more sense

Facilitated naturalisation is not always the smarter route. Cases in which ordinary naturalisation can make more sense:

If you have not yet been married for three years, but already live in Switzerland for ten years or more. Then the ordinary route is open and you do not have to wait for the length of the marriage.

If your municipality has a very fast naturalisation practice. Some small municipalities are faster in the ordinary procedure than the Confederation in the facilitated one.

If the marital union cannot be clearly proven for professional or health reasons. Then ordinary naturalisation is the safer procedure.

In brief

Facilitated naturalisation through marriage is the most direct route to the Swiss passport for partners of Swiss citizens. You need five years of residence in Switzerland (of which the last before submitting the application) and three years of marital union, plus language proof and documented integration.

The Confederation runs the procedure, not the municipality. The duration is typically twelve to eighteen months, the costs around CHF 600 to 1000. The children are as a rule included, dual citizenship is permitted, and a divorce after the decision has no influence on citizenship.

Anyone who meets the basic requirements and can prove a genuine shared life has, via facilitated naturalisation, the shortest and cheapest route to the red passport.

You will find every step towards naturalisation in our free guide.