Field help: (2021) Date of birth This text refers to the Steuererklärung 2021. You can find the version for the Steuererklärung 2024 at: (2024): Date of birth Specify here the supported person's date of birth.Irrespective of the age of the supported person, maintenance payments in 2021 are tax-deductible up to a maximum of 9.744 Euro.