Certified Internal Auditor (CIA) is a certification programme offered by the Institute of Internal Auditors-USA. CIA programme helps candidates to gain professional knowledge in the field of internal audit. Established in 1941, The Institute of Internal Auditors (IIA) is an international professional association with global headquarters in Lake Mary, Florida, USA. The IIA is the internal audit profession's global voice, recognized authority, acknowledged leader, chief advocate, and principal educator.