Declaration by the Executive Board on the Accounting Methods and Auditing

The Executive Board is responsible for preparing Wacker Chemie AG’s consolidated financial statements and Group management report. WACKER’s consolidated financial statements were published in compliance with the rules published in London by the International Accounting Standards Board (IASB) and endorsed by the European Union. WACKER has set up effective internal monitoring and steering systems to guarantee that the Group management report and the consolidated financial statements comply with the applicable rules and procedures of proper corporate reporting. The implementation of and/or compliance with the Group’s uniform guidelines for accounting and financial reporting, as well as the reliability and operability of the monitoring and steering systems are continuously checked by the Group’s internal auditors around the world. KPMG AG Wirtschaftsprüfungsgesellschaft has audited Wacker Chemie AG’s consolidated financial statements and Group management report and granted them an unqualified audit certificate. WACKER’s consolidated financial statements, its Group management report, and the auditor’s report were discussed in detail by the Supervisory Board’s audit committee at its meeting on March 4, 2009. With regard to the Supervisory Board’s audit

Assurance by the legal representatives in accordance with Sections 297 (2), 315 (1), HGB

To the best of our knowledge, and in accordance with the applicable reporting principles, the consolidated financial statements give a true and fair view of the assets, liabilities, financial position and profit or loss of the group, and the group management report includes a fair review of the development and performance of the business and the position of the group, together with a description of the principal opportunities and risks associated with the expected development of the group.