Which German Language Certificate Do You Need?

The answer depends entirely on why you need it. Spouse visas typically require A1. Permanent residence and citizenship under the standard route require B1. German-taught university programmes require C1 — usually via TestDaF or DSH. At each level, Goethe-Institut, telc, and ÖSD are broadly interchangeable.

This guide maps each common immigration and study purpose to the CEFR level it needs, the certificates that satisfy it, and the caveats worth knowing before you book an exam. The short version is at the decision table below. The longer version — why each rule exists, where the exceptions are — follows after it.

What the CEFR scale is and why the provider barely matters

Every German language exam in this guide sits on the CEFR — the Common European Framework of Reference for Languages, the EU-wide six-step scale running from A1 (absolute beginner) to C2 (near-native). When a German authority says it requires "B1 German," it is specifying a CEFR level, not a particular test brand.

Three exam providers are recognised by the German Federal Foreign Office (Auswärtiges Amt) for visa purposes: Goethe-Institut e.V., telc gGmbH, and ÖSD (Österreichisches Sprachdiplom). All three offer exams across most CEFR levels. For most immigration purposes, choosing between them is a practical decision — which centre is nearest to you, which dates fit your schedule, which fee you can afford — not a strategic one. A Goethe B1 is not "better" than a telc B1 for citizenship; they prove the same level.

Two further providers sit outside that pattern. The DTZ (Deutsch-Test für Zuwanderer) is taken at the end of a state-funded Integrationskurs and only covers A2–B1; it is not a general-purpose exam you can book independently. TestDaF and DSH are entirely separate university-entry exams that test academic German at C1 level — they are not alternatives to Goethe or telc for immigration purposes.

Purpose-by-purpose decision table

The table maps each common goal to the typical required level and the certificates that cover it. Treat it as a starting map; individual authorities can vary.

Certificate decision flow

The diagram below shows the same logic visually: goals on the left, required CEFR level in the centre (colour-coded), accepted certificates on the right.

Spouse visa and family reunion: A1, not B1

The most common misconception among people researching German language certificates is that B1 is the threshold for all immigration purposes. It is not. The German Residence Act (§30(1) AufenthG) requires spouses joining a German resident to demonstrate simple German communication ability — in practice, CEFR level A1 — before the visa is granted. That proof typically comes in the form of a Goethe-Zertifikat A1, telc Deutsch A1, or ÖSD Zertifikat A1, presented to the German embassy at the visa appointment.

There are categorical exemptions. Spouses of EU/EEA or Swiss citizens who are exercising their right of free movement in Germany are not subject to this rule — their admission follows EU free movement law, not the German Residence Act. Spouses of certain skilled-worker visa holders and EU Blue Card holders may also be exempt or face a different threshold. The Federal Foreign Office maintains the authoritative list of exemptions, so it is worth checking with the specific embassy processing your application before you book an exam.

One practical note: A1 is a low bar, but many people still find it a significant hurdle if they have had no prior exposure to German. The Goethe A1 exam tests basic self-introduction, numbers, dates, and very simple everyday exchanges. Most preparation courses targeting A1 run four to eight weeks at moderate intensity.

Permanent residence: B1 under §9 AufenthG

The Niederlassungserlaubnis (permanent residence permit) is the step that converts a time-limited visa into an indefinite right to live and work in Germany. Under §9(2) of the Residence Act, one of the conditions is sufficient German language proficiency at B1. The accepted certificates are the same as for citizenship: Goethe-Zertifikat B1, telc Deutsch B1, ÖSD Zertifikat B1, or the DTZ if you completed an Integrationskurs and achieved a B1 result.

Two exceptions matter. First, §9(2) sentences 3–5 allow the B1 requirement to be waived if the applicant cannot meet it for physical, mental, or psychological reasons, or if they have passed their 60th birthday. Second, EU Blue Card holders operate under a different timeline: demonstrating B1 German allows them to apply for permanent settlement after 21 months of qualifying employment; without B1, the waiting period extends to 27 months (holding just A1). So for Blue Card holders, achieving B1 is not a gate — it is a time-saving shortcut.

If you are targeting the Niederlassungserlaubnis and also eventually citizenship, a single B1 certificate covers the language requirement for both. Preparing for the Goethe B1 Prüfung effectively clears both hurdles at once.

German citizenship: B1 standard, C1 for the fast track

Naturalisation under §10 of the German Nationality Act (StAG) requires "ausreichende Kenntnisse der deutschen Sprache" — sufficient knowledge of German — defined as B1. Any B1 certificate from a recognised provider satisfies this: Goethe-Zertifikat B1, telc Deutsch B1, ÖSD Zertifikat B1, or a DTZ passed at the B1 result level. A German school-leaving certificate (Schulabschluss) or a completed degree taught in German can also count.

The 2024 nationality law reform (Gesetz zur Modernisierung des Staatsangehörigkeitsrechts), in force since 27 June 2024, introduced an accelerated three-year route for applicants with outstanding integration achievements — including a very high level of voluntary engagement or exceptional professional or civic contributions. That fast track requires C1 German, not B1, in addition to the other criteria. For the ordinary five-year route, B1 is unchanged.

The reform also allowed dual citizenship as the general rule, which is why naturalisations have increased significantly since mid-2024. If you are on the citizenship path, see the dedicated Goethe B1 for German citizenship guide for a full breakdown of the language requirement, what the Einbürgerungstest is (separate from the language certificate), and how to prepare efficiently.

The EU Blue Card: no German required — until you want to stay permanently

The EU Blue Card is a residence permit for highly qualified non-EU workers. It has no German language requirement to obtain or renew. You can hold a Blue Card for years without any German certificate at all. This surprises many applicants who expect every German immigration path to require language proof.

German becomes relevant once you want to convert the Blue Card into permanent settlement. As of 2026, Blue Card holders with B1 German can apply for the Niederlassungserlaubnis after 21 months of qualifying employment. Without B1 — but with at least A1 — the waiting period is 27 months. The gap is six months, which for many applicants is worth the effort of preparing for a B1 exam. If your German is still at A1 or lower, the A1 Goethe/telc/ÖSD certificate suffices for the 27-month path.

German university: TestDaF and DSH, not Goethe B1

Admission to a German-taught bachelor's or master's degree almost always requires proof of German at approximately C1 — well above the B1 threshold that immigration and citizenship paths use. The two standard university admission exams are:

• TestDaF (Test Deutsch als Fremdsprache): administered by the TestDaF-Institut in Bochum. Tests four skills (reading, listening, writing, speaking) on a TDN scale of 3–5. Most universities require TDN 4 in all four sections, which corresponds to upper B2 / lower C1 on the CEFR. A TDN 3 result in any section is effectively a fail for most programmes.
• DSH (Deutsche Sprachprüfung für den Hochschulzugang): administered by individual universities. The standard minimum is DSH-2, which is broadly equivalent to C1. DSH-3 corresponds to C2; DSH-1 is roughly B2 and accepted only for preparatory courses (Studienkolleg) at some institutions.

The Goethe-Zertifikat C1 (Goethe-Zertifikat C1: Großes Deutsches Sprachdiplom) is accepted as an entry qualification by many German universities, but not all. Check the specific language admissions page of your target institution before booking any exam. Some universities also list ÖSD C1 and telc Deutsch C1 Hochschule, a variant of the telc C1 designed for academic contexts, as accepted proof.

None of this overlaps with B1 preparation. If your goal is a German university place, do not spend time preparing for a Goethe B1 exam — it will not qualify you for admission. The separate paths exist for a reason.

Goethe, telc, and ÖSD: same level, different exam

These three providers certify identical CEFR levels. A telc Deutsch B1 and a Goethe-Zertifikat B1 both prove that the holder can operate in German at the B1 level — the same claim, the same legal weight for immigration and citizenship authorities. The question "which is better?" does not have a meaningful answer in the context of German visas or citizenship.

Where they differ is in format, availability, and cost. The Goethe B1 splits into four independently scored modules (Lesen, Hören, Schreiben, Sprechen) — fail one and you only retake that module. telc B1 also has four components but uses a different task format and a single sitting. ÖSD is more common in Austria, Switzerland, and Central Europe than in Germany, though German authorities accept it fully. Fees vary by country and centre; in Germany, all three typically cost between €150 and €250 for the full exam.

For a detailed side-by-side comparison of the exam formats, pass rates, and how to choose between them, see the Goethe vs telc comparison. If you are specifically preparing for B1 and want to practise the Goethe exam format, the free Modelltest here covers all four modules with instant feedback on every question.

Which certificate do I need? (interactive)

Select your goal below to see the typical required level, accepted certificates, and any key caveats.

FAQ: German language certificates

Last updated: 3 July 2026 · GoethéB1 is independent and not affiliated with the Goethe-Institut or any other exam provider. Not legal advice — confirm requirements with the relevant authority for your case. Sources: bamf.de · auswaertiges-amt.de · StAG