Cologne · Steuer-ID / Finanzamt
Get your tax ID & tax class in Cologne
After your Anmeldung in Cologne, your tax ID (Steuer-Identifikationsnummer) is generated automatically and posted to you — you don't apply for it. The Finanzamt is where you go for everything else tax-related: changing tax class, registering as a freelancer, or filing a return, most of it now handled online through ELSTER.
Free. The tax ID arrives by post 2–3 weeks after your Anmeldung.
What you need to bring
- Tax ID (Steuer-ID)Required
How to get it: Mailed automatically ~2–3 weeks after your first Anmeldung. Lost it? Find it on a payslip or tax assessment, or request it again from the BZSt online.
- MeldebescheinigungRequired
📋 Bring the original, not a copy
How to get it: You receive it at your Anmeldung appointment at the Bürgeramt. Lost it? Request a new copy at the Bürgeramt (small fee, often bookable online).
- Marriage certificate (for a tax-class change)If applicable
📋 Bring the original, not a copy
How to get it: From the registry office (Standesamt) where you married, or your home country's authority. Foreign certificates often need a certified translation or apostille.
Can you do it online?
Tax class changes and most Finanzamt matters run online via ELSTER — no appointment needed.
Open the official portal ↗Good to know
- Didn't get the letter? You can request your tax ID again from the Bundeszentralamt für Steuern — it's reissued by post, never by phone or email.
- Give your tax ID to your employer fast: without it you're taxed at the highest emergency rate (tax class 6) until it's on file, then refunded later.
- Married couples can split into tax classes 3/5 or 4/4 — the right choice can noticeably change monthly net pay, so it's worth a quick check.
- Freelancers register via the Fragebogen zur steuerlichen Erfassung on ELSTER; this is also where you get your separate tax number (Steuernummer).
Frequently asked questions
What do I need for Steuer-ID / Finanzamt in Cologne?
You'll need 2 key documents: Tax ID (Steuer-ID), Meldebescheinigung. Cologne (Köln) appointments can be slow — check several Bürgerämter across the city for the first free slot.
Can I do Steuer-ID / Finanzamt online in Cologne?
Tax class changes and most Finanzamt matters run online via ELSTER — no appointment needed.
Which office handles Steuer-ID / Finanzamt in Cologne?
Get your tax ID & tax class in Cologne is handled at the local level in North Rhine-Westphalia. The exact office and any forms are linked from the official source on this page, and the Amtly app opens the right Cologne / North Rhine-Westphalia portal for you.
Checklist last verified 2026-06-11. Rules vary by office and change over time — always confirm with the official source linked above.