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How to get the tax identification number (Steuernummer) in Cologne (2026)

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Cost

Free

Free.

Time at office

No in-person visit is required in most cases

Estimated time

Steuer-ID: arrives alone in 2-4 weeks after registration. Steuernummer: 2-6 weeks.

Quick summary

A step-by-step guide to obtaining the German tax identification number in Cologne. Difference between Steuernummer and Steuer-ID, how to request them, and where to find the local tax office.

Required documents

  • Registration of residence completed

    Residence registration is the mandatory previous step.

  • Passport or ID card

    For in-person request at the tax office.

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€0.00

: 2026

Step by step

  • 1

    Wait for the Steuer-ID by mail after registration

    The 11-digit Steuer-ID is assigned automatically and arrives by mail in 2-4 weeks.

    !

    Expert tip

    "The Steuer-ID is permanent and never changes, even if you change city or job."

  • 2

    Request the Steuernummer if you work or are self-employed

    Go to official site

    Your employer needs it for payroll. For freelancers, request it from your local tax office by filling out the 'Fragebogen zur steuerlichen Erfassung'.

    !

    Expert tip

    "The tax registration form for freelancers can be submitted online via ELSTER."

  • 3

    Keep both numbers

    The 11-digit Steuer-ID and the 13-digit Steuernummer are different. Both are required.

    !

    Expert tip

    "If you lose the Steuer-ID, you can recover it at identifikationsmerkmal.de with your name and date of birth."

Offices and service points - Colonia

Finanzamt Köln-Mitte

Frequently asked questions

What is the difference between Steuer-ID and Steuernummer?
The Steuer-ID is permanent (11 digits), assigned automatically, and never changes. The Steuernummer (13 digits) is assigned by the local tax office and may change if you move to a different city.
Can I work without Steuernummer?
You can start, but without the correct tax number, the tax authority will apply the maximum withholding tax (Steuerklasse VI). Request it as soon as possible.

This procedure in other cities

Official sources and useful links

This guide is for informational purposes only. Always check the official source for current information.