How to find your ITIN number

Tax number - where to find it!

  • The Tax identification numberthat is valid for a lifetime. Before that there was tax numberthat changed with every move.
  • For the income tax return you need the Tax identification number and if you have an "old" tax number or are married, the common tax number.
  • If you've filed a tax return before, find yours Tax number and tax identification number on the tax assessment.
  • If you can no longer find your tax number or tax identification number, you can ask the responsible tax office (tax number) or the Federal Central Tax Office (tax ID).

The same thing every year when pondering the tax return: What was my tax number again? Where is she? Is the tax number and tax identification number the same? And who actually needs a VAT identification number? We bring light into the darkness and explain where the differences are and of course where you can find the respective tax number.

Why is there a tax number and a tax identification number?

The first question that arises here is certainly why there are two numbers at all. And unfortunately these numbers are not identical either.

TheTax identification number (also: “Tax ID” ​​for short) was introduced in 2008 to modernize the taxation process. It is intended for income tax and accompanies every taxpayer for life and even 20 years after death. The tax identification number remains - unlike the previous tax number - z. B. unchanged even after moving.

In the longer term, the tax identification number should be the "old"tax number for the income tax area. How long the "old" tax number will continue to be valid has not yet been determined. When the time comes that the tax number is no longer necessary, you will be able to recognize this on the tax forms. In many cases, it is recommended to provide both the tax number and the tax identification number for a transitional period in any type of communication with the tax office. This should make the work of the tax office easier.

How are the tax number and tax identification number structured?

The Tax identification number, shortTax ID, is assigned to a person on a permanent and nationwide basis, provided they have a permanent place of residence in Germany, and is an eleven-digit number in which exactly one number occurs twice.

The tax number has 13 digits and looks similar everywhere in Germany, but differs in some small details depending on the federal state. The number follows roughly the following scheme: a / b / cp, where a stands for the federal tax office number, b shows which tax office is in which district, c is something like the personal tax number and p represents a one-digit check digit.

How do I find out my tax identification number and tax number?

The Tax identification number received in 2008 all around 82 million German residents by post from the Federal Central Tax Office. The letter has the subject "Allocation of the identification number according to § 139b of the Tax Code (AO)" and the personal Identification Number is written in bold on the right in the upper third. Anyone born after this will automatically receive it after they are born. You can find a sample of the notification letter here.

If you don't have the letter from ten years ago, please refer to page 1 of your last one Tax assessment: there is the tax identification number at the top left. And once you are there: the "old “tax number is right below. You will also find the two numbers on the income tax certificate that your employer issued to you as an employee.
If you filing a tax return for the first time all you have to do is enter your tax identification number.

Tax ID: On the way to becoming a transparent citizen - in our video:

What if I can no longer find my tax identification number?

Not everyone has a tax assessment where they can quickly look up the numbers. We're not even talking about ten-year-old writing.
The Tax identification number you can have the Federal Central Tax Office sent to you again. The easiest way to do this is online. To do this, click on this link, fill out the form (gender, surname, first name, date of birth, place of birth, current address) and then click on "Send". Currently you have to wait a few weeks until your tax identification number is in your mailbox - it will come by post.

What if I can no longer find my tax number?

With the old one tax number There are two variants: If you have never submitted a tax return to the tax office, you do not have a tax number either. If you are doing this for the first time, simply file the tax return without a tax number. Your tax number will then be shown under the tax identification number in the tax assessment.

If you have already submitted a tax return, all you have to do is ask your local tax office. You can quickly find out which one it is with our tax office finder.

And last but not least, if you do got married and submit your tax return together ("joint assessment"), you will receive a new joint tax number with the tax assessment.

What is the sales tax identification number (USt-ID)?

The sales tax identification number (short: USt-ID) is not used to identify private individuals, but for companies in the EU. Entrepreneurs can apply for them in addition to their tax number or tax ID. The VAT ID consists of the country code followed by up to twelve digits. In Germany, for example, it could look like this:

DE-123467912

The VAT ID facilitates the processing of business between companies within the EU. If you are planning to sell goods to another EU country, you absolutely need the sales tax identification number. Anyone who writes an invoice must either state their tax number or their VAT ID on it. If both EU companies involved in trading have a VAT ID, the double taxation procedure can be avoided. The selling company does not have to report the sales tax or pay it to the tax office, only the recipient pays tax on the purchased goods in accordance with the regulations applicable in his country.

When do I get a VAT ID?

If you register your company with the tax office and apply for the tax number, you can request the sales tax identification number directly. Alternatively, you can now apply for it online at the Federal Central Tax Office. How quickly it goes then depends on the time of the application, but waiting times of up to two months are quite possible.

The following data are required for online applications:

  • Tax office that is responsible for the company,
  • Tax number and legal form of the company,
  • for sole proprietorships: surname, first name and date of birth of the company owner,
  • For all other legal forms, the company name and headquarters are sufficient.

Frequently asked questions

What is the tax number?

Based on the tax number, the responsible tax office can assign the income tax return to the taxpayer. The tax number is made up of information about your federal state, theresponsible tax officeand onepersonal number together. The tax number changes when you move or when you are jointly assessed in the event of marriage.

What is the tax identification number?

TheTax identification number (also: “Tax ID” ​​for short) was introduced in 2008 to modernize the taxation process. It is intended for income tax and (unlike the tax number) accompanies every taxpayer for a lifetime and even 20 years after death.

What is the sales tax identification number (USt-ID)?

The VAT identification number (short: USt-ID) is not for the identification of private persons, but for companies in the EU. Entrepreneurs can apply for them in addition to their tax number or tax ID. The VAT ID consists of the country code followed by up to twelve digits.