Field help: (2022) Street and house number This text refers to the Steuererklärung 2022. You can find the version for the Steuererklärung 2025 at: (2025): Street and house number In order to claim the tax relief under sect. 10f of the Income Tax Act (EStG), the following requirements must be met:The property must be used by the owner or let free of charge.The building must be located in a redevelopment or development area or be a historical monument.There must be a certificate from the responsible authority that the property is a historical building or is located in a redevelopment area.No application for owner-occupied housing allowance (Eigenheimzulage) has been submitted in the past.