Qiagen N.V. (QGEN)

Audit Committee Pre-Approval Policies and Procedures

The Audit Committee has adopted a pre-approval policy that requires the pre-approval of all services performed for us by our independent registered public accounting firm. Additionally, the Audit Committee has delegated to the Committee Chairman full authority to approve any management request for pre-approval, provided the Chairman presents any approval given at its next scheduled meeting. All audit-related services, tax services and other services rendered by our independent registered public accounting firm or their affiliates were pre-approved by the Audit Committee and are compatible with maintaining the auditor’s independence.

At our 2008 Annual General Meeting of Shareholders held on June 26, 2008, our shareholders appointed Ernst & Young AG Wirtschaftsprüfungsgesellschaft Steuerberatungsgesellschaft to serve as our auditors for the fiscal year ended December 31, 2008. Set forth below are the total fees billed (or expected to be billed), on a consolidated basis, by Ernst & Young AG and affiliates for providing audit and other professional services in each of the last two fiscal years:

Audit fees consist of fees and expenses billed for the annual audit and quarterly review of QIAGEN’s consolidated financial statements. They also include fees billed for other audit services, which are those services that only the statutory auditor can provide, and include the review of documents filed with the Securities Exchange Commission.

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Audit-related fees consist of fees and expenses billed for assurance and related services that are related to the performance of the audit or review of QIAGEN’s financial statements and include consultations concerning financial accounting and reporting standards and review of the opening balance sheets of newly acquired companies.

Tax fees include fees and expenses billed for tax compliance services, including assistance on the preparation of tax returns and claims for refund; tax consultations, such as assistance and representation in connection with tax audits and appeals, tax advice related to mergers and acquisitions, transfer pricing, and requests for rulings or technical advice from taxing authorities; tax planning services; and expatriate tax compliance, consultation and planning services.

All other fees include fees and expenses billed for services such as information technology projects, transaction due diligence and cost segregation studies as allowed by the Sarbanes-Oxley Act of 2002.

Audit Committee Pre-Approval Policies and Procedures

The Audit Committee has adopted a pre-approval policy that requires the pre-approval of all services performed for us by our independent registered public accounting firm. Additionally, the Audit Committee has delegated to the Committee Chairman full authority to approve any management request for pre-approval, provided the Chairman presents any approval given at its next scheduled meeting. All audit-related services, tax services and other services rendered by our independent registered public accounting firm or their affiliates were pre-approved by the Audit Committee and are compatible with maintaining the auditor’s independence.

At our 2008 Annual General Meeting of Shareholders held on June 26, 2008, our shareholders appointed Ernst & Young AG Wirtschaftsprüfungsgesellschaft Steuerberatungsgesellschaft to serve as our auditors for the fiscal year ended December 31, 2008. Set forth below are the total fees billed (or expected to be billed), on a consolidated basis, by Ernst & Young AG and affiliates for providing audit and other professional services in each of the last two fiscal years:

Audit fees consist of fees and expenses billed for the annual audit and quarterly review of QIAGEN’s consolidated financial statements. They also include fees billed for other audit services, which are those services that only the statutory auditor can provide, and include the review of documents filed with the Securities Exchange Commission.

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Audit-related fees consist of fees and expenses billed for assurance and related services that are related to the performance of the audit or review of QIAGEN’s financial statements and include consultations concerning financial accounting and reporting standards and review of the opening balance sheets of newly acquired companies.

Tax fees include fees and expenses billed for tax compliance services, including assistance on the preparation of tax returns and claims for refund; tax consultations, such as assistance and representation in connection with tax audits and appeals, tax advice related to mergers and acquisitions, transfer pricing, and requests for rulings or technical advice from taxing authorities; tax planning services; and expatriate tax compliance, consultation and planning services.

All other fees include fees and expenses billed for services such as information technology projects, transaction due diligence and cost segregation studies as allowed by the Sarbanes-Oxley Act of 2002.

Audit Committee Pre-Approval Policies and Procedures

The Audit Committee has adopted a pre-approval policy that requires the pre-approval of all services performed for us by our independent registered public accounting firm. Additionally, the Audit Committee has delegated to the Committee Chairman full authority to approve any management request for pre-approval provided the Chairman presents any approval given at its next scheduled meeting. All audit-related services, tax services and other services rendered by our independent registered public accounting firm or their affiliates were pre-approved by the Audit Committee and are compatible with maintaining the auditor’s independence.

At our 2007 Annual General Meeting of Shareholders held on June 20, 2007, our shareholders appointed Ernst & Young AG Wirtschaftsprüfungsgesellschaft Steuerberatungsgesellschaft to serve as our auditors for the fiscal year ended December 31, 2007. Set forth below are the total fees billed (or expected to be billed), on a consolidated basis, by Ernst & Young AG and affiliates for 2007, and Ernst & Young LLP and affiliates for 2006, for providing audit and other professional services in each of the last two fiscal years:

Audit fees consist of fees and expenses billed for the annual audit and quarterly review of QIAGEN’s consolidated financial statements. They also include fees billed for other audit services, which are those services that only the statutory auditor can provide, and include the review of documents filed with the Securities Exchange Commission.

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Audit-related fees consist of fees and expenses billed for assurance and related services that are related to the performance of the audit or review of QIAGEN’s financial statements and include consultations concerning financial accounting and reporting standards and review of the opening balance sheets of newly acquired companies.

Tax fees include fees and expenses billed for tax compliance services, including assistance on the preparation of tax returns and claims for refund; tax consultations, such as assistance and representation in connection with tax audits and appeals, tax advice related to mergers and acquisitions, transfer pricing, and requests for rulings or technical advice from taxing authorities; tax planning services; and expatriate tax compliance, consultation and planning services.

All other fees include fees and expenses billed for services such as information technology projects, transaction due diligence and cost segregation studies as allowed by the Sarbanes Oxley Act of 2002.

Audit Committee Pre-Approval Policies and Procedures

The Audit Committee has adopted a pre-approval policy that requires the pre-approval of all services performed for us by our independent registered public accounting firm. Additionally, the Audit Committee has delegated to the Committee Chairman full authority to approve any management request for pre-approval provided the Chairman presents any approval given at its next scheduled meeting. All audit-related services, tax services and other services rendered by our independent registered public accounting firm or their affiliates were pre-approved by the Audit Committee and are compatible with maintaining the auditor’s independence.

At our 2007 Annual General Meeting of Shareholders held on June 20, 2007, our shareholders appointed Ernst & Young AG Wirtschaftsprüfungsgesellschaft Steuerberatungsgesellschaft to serve as our auditors for the fiscal year ended December 31, 2007. Set forth below are the total fees billed (or expected to be billed), on a consolidated basis, by Ernst & Young AG and affiliates for 2007, and Ernst & Young LLP and affiliates for 2006, for providing audit and other professional services in each of the last two fiscal years:

Audit fees consist of fees and expenses billed for the annual audit and quarterly review of QIAGEN’s consolidated financial statements. They also include fees billed for other audit services, which are those services that only the statutory auditor can provide, and include the review of documents filed with the Securities Exchange Commission.

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Table of Contents

Audit-related fees consist of fees and expenses billed for assurance and related services that are related to the performance of the audit or review of QIAGEN’s financial statements and include consultations concerning financial accounting and reporting standards and review of the opening balance sheets of newly acquired companies.

Tax fees include fees and expenses billed for tax compliance services, including assistance on the preparation of tax returns and claims for refund; tax consultations, such as assistance and representation in connection with tax audits and appeals, tax advice related to mergers and acquisitions, transfer pricing, and requests for rulings or technical advice from taxing authorities; tax planning services; and expatriate tax compliance, consultation and planning services.

All other fees include fees and expenses billed for services such as information technology projects, transaction due diligence and cost segregation studies as allowed by the Sarbanes Oxley Act of 2002.

Audit Committee Pre-Approval Policies and Procedures

The Audit Committee has adopted a pre-approval policy that requires the pre-approval of all services performed for us by Ernst & Young LLP. Additionally, the Audit Committee has delegated to the Committee Chairman full authority to approve any management request for pre-approval provided the Chairman presents any approval given at its next scheduled meeting. All audit related services, tax services and other services rendered by Ernst & Young LLP were pre-approved by the Audit Committee and are compatible with maintaining the auditor’s independence.

At our 2006 Annual General Meeting of Shareholders held on June 22, 2006, our shareholders reappointed Ernst & Young LLP to serve as our auditors for the fiscal year ended December 31, 2006. Set forth below are the total fees billed (or expected to be billed), on a consolidated basis, by Ernst & Young LLP for providing audit and other professional services in each of the last two fiscal years:

Audit fees consist of fees and expenses billed for the annual audit and quarterly review of QIAGEN’s consolidated financial statements. They also include fees billed for other audit services, which are those services that only the statutory auditor can provide, and include the review of documents filed with the Securities Exchange Commission. For the years ended December 31, 2006 and 2005, audit fees include $600,000 and $6,000, respectively, for the auditors’ attestation on internal controls over financial reporting.

Audit-related fees consist of fees and expenses billed for assurance and related services that are related to the performance of the audit or review of QIAGEN’s financial statements and include consultations concerning financial accounting and reporting standards; review of the opening balance sheets of newly acquired companies; and statutory audit of subsidiaries’ financial statements.

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Tax fees include fees and expenses billed for tax compliance services, including assistance on the preparation of tax returns and claims for refund; tax consultations, such as assistance and representation in connection with tax audits and appeals, tax advice related to mergers and acquisitions, transfer pricing, and requests for rulings or technical advice from taxing authorities; tax planning services; and expatriate tax compliance, consultation and planning services.

All other fees include fees and expenses billed for services such as information technology projects, transaction due diligence and cost segregation studies as allowed by the Sarbanes Oxley Act of 2002. For the year ended December 31, 2006, other fees includes approximately $364,000 related to transaction due diligence.

Audit Committee Pre-Approval Policies and Procedures

The Audit Committee has adopted a pre-approval policy that requires the pre-approval of all services performed for us by Ernst & Young LLP. All audit related services, tax services and other services rendered by Ernst & Young LLP were pre-approved by the Audit Committee.

Audit Committee Pre-Approval Policies and Procedures

The Audit Committee has adopted a pre-approval policy that requires the pre-approval of all services performed for us by Ernst & Young LLP. All audit related services, tax services and other services rendered by Ernst & Young LLP were pre-approved by the Audit Committee.

Audit Committee Pre-Approval Policies and Procedures

The Audit Committee has adopted a pre-approval policy that requires the pre-approval of all services performed for us by Ernst & Young LLP. All audit related services, tax services and other services rendered by Ernst & Young LLP were pre-approved by the Audit Committee.

Audit Committee Pre-Approval Policies and Procedures

The Audit Committee has adopted a pre-approval policy that requires the pre-approval of all services performed for us by Ernst & Young LLP. All audit related services, tax services and other services rendered by Ernst & Young LLP were pre-approved by the Audit Committee.