Field help: (2020) Did you participate in companies, communities and similar models? This text refers to the Steuererklärung 2020 online. You can find the version for the Steuererklärung 2025 at: (2025): Did you participate in companies, communities and similar models? If you want to provide information about companies, communities and similar models, select Yes here.Please contact your local tax advisor or lawyer for advice on tax issues.