BORUSSIA DORTMUNDGmbH & Co. Kommanditgesellschaft auf Aktien, Dortmund FURTHER INFORMATION PURSUANT TO ARTICLE 10 OF THE EU AUDIT REGULATION We were elected as group auditor by the annual We declare that the opinions expressed in this general meeting on November 19, 2020. We were auditor's report are consistent with the additional engaged by the supervisory board on January 18, report to the audit committee pursuant to Article 11 2021. We have been the group auditor of Borussia of the EU Audit Regulation (long-form audit report). Dortmund GmbH & Co. Kommanditgesellschaft auf Aktien without interruption since financial year 2009/2010. GERMAN PUBLIC AUDITOR RESPONSIBLE FOR THE ENGAGEMENT The German Public Auditor responsible for the engagement is Ralph Fischer. Dortmund, 9 August 2021 KPMG AG Wirtschaftsprüfungsgesellschaft [Original German version signed by] Fischer Huperz Wirtschaftsprüfer Wirtschaftsprüfer [German Public Auditor] [German Public Auditor] 232