What we do

The Internal Audit Charter (DG-IA/25-06, 4 June 2025) defines the mission, scope of work, accountability, independence, responsibility and authority of the Internal Audit Service.

Mission & Scope

• The mission and scope of work of the CERN Internal Audit Service (IAS) are defined in its charter, which is a document that represents the mandate, responsibility and authority given by the Director-General.
• The purpose of the IAS is to provide independent, objective assurance and consulting services designed to add value and improve the operations of CERN including its Pension Fund.
• The mission of internal audit is to enhance and protect organisational value by providing risk-based and objective assurance, advice, and insight. The IAS helps CERN accomplish its objectives by bringing a systematic, disciplined approach to evaluate and improve the effectiveness of governance, risk management, and control processes.