A tax number is issued by the tax office to all taxpayers who have to submit a tax return or who have already submitted one. Each tax number is clearly assigned to a taxpayer (spouses / partners who are assessed together have a common tax number) ...
With a guardianship, you can give a third party responsibility for your child. This person can, for example, accompany your child to a club, even if the stay exceeds the age or time limits of the Youth Protection Act.
If you would like to provide certain services in other EU countries, you will need the EU certificate as proof of your professional experience for some EU countries (e.g. Austria, Belgium, Luxembourg).
With the introduction of the tax identification number (IdNr), the Federal Ministry of Finance and the Federal Government want to simplify the taxation process and reduce bureaucracy.
