Field help: (2022) The institution code for the employees' savings bonus This text refers to the Steuer 2022. You can find the version for the Steuererklärung 2025 at: (2025): The institution code for the employees' savings bonus Enter here the institution key for the employee savings bonus.If the institution key is not known, please enter "0000000".You will find the institute key in the VL-statement, which you receive from your provider.