Contributor No matter how much - any financial contribution or donation in kind helps the Beethoven-Haus to carry out its projects. Donations are used completely and on time. There are two types of donations: earmarked donations or donations without a special purpose. If you are interested in our current projects such as concert sponsorships, collection acquisitions etc., don't hesitate to contact us.Benefits for contributors:Donations are tax-deductible. However, according to your choice, there is a limit to 20% of the total earnings or 4 one-tenths of a percent of all revenue and wages.A certificate allowing for tax deduction will be issued.