We kindly ask that shareholders notify Covestro of changes to their voting shares pursuant to section 33 ff. of the German Securities Trading Act. Should such a circumstance arise, please send a notification to the following address:

Covestro AG
Law, Patents, Compliance
Kaiser-Wilhelm-Allee 60
51373 Leverkusen, Germany

Fax: +49 214 6009 7002
E-Mail: voting-rights-notification@covestro.com