Steuerklasse in Germany for Indians: which tax class, when to switch

Germany withholds income tax from your salary every month. The amount withheld depends on your Steuerklasse (tax class). Your employer uses it to calculate the monthly deduction before transferring your net salary.

The Steuerklasse is not your final tax. At year-end you file a Steuererklärung (tax return) and the Finanzamt reconciles what you actually owe versus what was withheld. But the monthly withholding matters because it directly determines how much lands in your bank account each month.

For married Indians in Germany, choosing the right combination can mean €300 to €500 more per month.

The six tax classes

Klasse 1 applies to single people, divorced people, widowed people, and married people whose spouse is registered abroad. This is the default for almost every Indian arriving in Germany alone or whose spouse is still in India. Withholding is moderate for a single earner.

Klasse 2 applies to single parents who have at least one child living with them in Germany and are entitled to the Alleinerziehendenentlastungsbetrag (single-parent relief). Not relevant for most Indians.

Klasse 3 applies to the higher-earning spouse in a married couple where the spouses have chosen the 3/5 split. Withholding is low. Klasse 3 always pairs with Klasse 5 for the other spouse.

Klasse 4 applies to both spouses when they are married, both working in Germany, and earn similar amounts. This is the automatic default when both spouses are registered in Germany. Withholding is equal and roughly reflects each spouse's actual tax liability.

Klasse 5 applies to the lower-earning spouse (or non-working spouse) when the couple has chosen the 3/5 split. Withholding is high. Klasse 5 always pairs with Klasse 3.

Klasse 6 applies to a second or additional job, or any employment where the employee has not submitted a tax card. Highest withholding of all. Applies for the duration until a tax card is registered.

Where Indian arrivals start

A single Indian professional arriving in Germany is automatically placed in Klasse 1. No action needed. This is correct.

A married Indian professional arriving without their spouse is also placed in Klasse 1, because the spouse is not yet registered in Germany. This is also correct.

Once your spouse arrives in Germany and completes their Anmeldung (residential registration), both of you automatically move to Klasse 4/4. The Finanzamt updates this in the background. Your employer is notified electronically. You do not have to do anything for this transition — but if you want 3/5 instead, you must actively apply. Many Indians miss this step and stay at 4/4 longer than necessary.

The 3/5 decision

The 3/5 split is worth considering when one spouse earns significantly more than the other. A rough rule of thumb: if the income split is 60/40 or more skewed, switching to 3/5 meaningfully increases the higher earner's monthly take-home.

The total household tax paid over the full year does not change much. The Finanzamt reconciles everything at year-end. What changes is cash flow during the year — the higher earner keeps more each month, and the couple settles any balance or receives a refund when they file.

Concrete example: €80,000 vs non-working spouse

Spouse A earns €80,000 gross per year (€6,667/month gross). Spouse B does not work.

The switch from Klasse 4 to Klasse 3 gives Spouse A roughly €560 more per month. Annualised that is €6,720 arriving in your account across the year rather than sitting with the Finanzamt until your tax return.

Spouse B earns nothing and is in Klasse 5. There is nothing to withhold from Spouse B, so there is no over-withholding problem.

At year-end, the couple files a joint Steuererklärung (Zusammenveranlagung). The Finanzamt calculates the household's actual tax liability. Because Klasse 3 under-withholds relative to the true liability, there is typically a small back-payment due. For most non-working-spouse households, this is manageable — usually €500 to €1,500 — and is far outweighed by the monthly cash flow benefit.

When to stay at 4/4

If both spouses earn similar amounts, 4/4 is better.

The 3/5 combination significantly over-withholds from the Klasse 5 spouse if that spouse has a real salary. The tax is recovered at year-end, but the Klasse 5 spouse loses liquidity for 12 months. More practically: a large back-payment at year-end from the Klasse 3 side can cause an unpleasant surprise.

General guidance:

• Income split roughly equal (within 20%): stay at 4/4.
• One spouse earns clearly more, other earns little or nothing: switch to 3/5.
• Both spouses earn well but one earns meaningfully more: calculate before switching. Use the ELSTER online calculator (formulare.elster.de) or a Lohnsteuerrechner to model both scenarios.

How to apply for a Steuerklassenwechsel

A Steuerklassenwechsel is the formal request to change your tax class.

Since 1 January 2024, couples can change Steuerklasse multiple times per year (previously once per year). The effective date is always the first of the following month after the Finanzamt processes the request.

What you need:

• Both spouses' Steuer-IDs (11-digit Identifikationsnummer)
• Both spouses' employer names and addresses
• The desired Steuerklasse combination (e.g. 3 for Spouse A, 5 for Spouse B)

Where to submit:

• Your Wohnsitzfinanzamt — the Finanzamt for the city where you are registered (your Anmeldung address determines which one)
• In person, by post, or via the ELSTER online portal (mein.elster.de)

The form: The official form is "Antrag auf Steuerklassenwechsel bei Ehegatten/Lebenspartnern". Download it from:

• Your Wohnsitzfinanzamt's website
• The ELSTER forms portal (formulare.elster.de)
• Some Finanzamts have it at the front desk

Processing time: 2 to 4 weeks. Once processed, both spouses' employers are notified electronically through the ELSTAM database (the central employer wage tax data system). You do not need to notify your HR or payroll department separately — they receive the update automatically. The new Steuerklasse appears on your next payslip.

Special case: spouse arriving mid-year

When your spouse arrives in Germany, completes Anmeldung, and is added to your household registration, you both move to Klasse 4/4 automatically.

If you want Klasse 3/5, you must submit the Steuerklassenwechsel application separately. This does not happen automatically. Most people discover this months later when they check their payslip and find they are still at 4/4.

Apply as soon as your spouse completes Anmeldung if your incomes are sufficiently unequal.

Special case: spouse works part-time or not at all

This is the most common Indian scenario where 3/5 is clearly beneficial.

If your spouse is in Germany on a family reunion visa (Visum zum Familiennachzug) and is not working, or is working only part-time on a Minijob (earning up to €556/month), the case for switching to 3/5 is straightforward:

• Spouse A on Klasse 3: large monthly cash flow benefit.
• Spouse B on Klasse 5: earns nothing or very little, so there is no meaningful over-withholding problem.
• At year-end, the household owes a modest top-up, which is dwarfed by the monthly gain.

If Spouse B later gets a full-time job, review the situation and consider switching back to 4/4 (or to a Faktor-Methode — see below).

The Faktor-Methode: an alternative to 3/5

As of 2010, married couples have a third option beyond 4/4 and 3/5: Klasse 4 with Faktor (factor method).

With this method, both spouses remain in Klasse 4, but a factor (between 0.001 and 0.999) is applied to the withholding calculation. The Finanzamt calculates the factor based on the household's joint tax liability divided between both spouses proportionally.

The result: the monthly withholding for both spouses together is much closer to the actual annual tax liability. Less likely to result in a large back-payment at year-end, and less likely to create a cash flow problem for the Klasse 5 spouse.

Trade-off: the higher earner does not get as large a monthly boost as they would with Klasse 3. If maximising monthly cash flow is the goal, Klasse 3/5 delivers more. If minimising year-end surprises is the goal, the Faktor-Methode is tidier.

To apply: request the Faktor-Methode on the same Steuerklassenwechsel form at your Wohnsitzfinanzamt.

After year-end: filing the Steuererklärung

If you are in the 3/5 combination, filing a joint Steuererklärung is mandatory (Pflichtveranlagung). This is not optional. Failure to file leads to automatic assessment by the Finanzamt, potential late fees, and eventually enforcement action.

File jointly (Zusammenveranlagung). Germany allows married couples to split their combined income equally for tax purposes — this is called Ehegattensplitting and is one of the most significant tax benefits available to married couples in Germany.

What happens at filing:

• The Finanzamt calculates the household's combined taxable income.
• It applies the Ehegattensplitting: divides by 2, applies the tax table, multiplies by 2.
• It compares this to what was withheld across both spouses during the year.
• The difference is either paid or refunded.

For a non-working Spouse B: Spouse B had no income, so there is no under-withholding from Spouse B. The potential back-payment comes only from Klasse 3's under-withholding on Spouse A's side.

For a part-time or low-earning Spouse B: the over-withholding from Klasse 5 may cancel out Klasse 3's under-withholding, potentially generating a refund.

Common mistakes for Indians

Not switching from 4/4 to 3/5 when the spouse is not working. This is the most costly mistake. On an €80,000 salary, staying at 4/4 when your spouse is home costs you roughly €500/month that you could have had.

Switching to 3/5 when both spouses earn similar salaries. The Klasse 5 spouse is over-withheld heavily throughout the year. At year-end, when the Finanzamt runs the numbers, the household often owes a large back-payment — easily €3,000 to €6,000 — because Klasse 3 was under-withheld while Klasse 5 did not have enough taxable income to offset it.

Forgetting to switch back to 4/4 when Spouse B takes a full-time job. If Spouse B goes from not working to earning €50,000/year while still on Klasse 5, the year-end tax bill can be substantial.

Not filing the Steuererklärung after using 3/5. It is mandatory. Missing the deadline (31 July of the following year for self-filers) results in late payment interest (1.8% per year as of 2026) and can trigger an automatic assessment.

Expecting the employer to handle the switch. Your employer plays no role in initiating a Steuerklassenwechsel. The application goes to the Finanzamt. Your employer only executes whatever class is registered in the ELSTAM system.

Quick summary

Need help with your German tax return after switching to 3/5? Browse tax advisors in the directory →

Related guides on this site

• Steuererklärung: tax return for Indians in Germany
• ELSTER: filing your German tax return yourself
• Your German payslip explained
• Parenting benefits in Germany: Elterngeld, Kindergeld, Elternzeit