John Ryan

John Ryan is a distinguished tax administration expert who brings over 40 years of experience from the Australian Taxation Office, where he retired as Deputy Commissioner. His expertise spans tax system development and reforms across multiple regions. As a short-term expert with the IMF's Fiscal Affairs Department for ten years, Ryan has contributed significantly to technical assistance missions and capability development initiatives in Africa, Asia, China, Europe, and the South Pacific. His work has included co-authoring technical guidance notes on core information technology systems and IT strategic planning for tax administrations. Ryan holds a Bachelor of Economics from the University of Sydney, Australia. His contributions to IMF publications have helped shape modern tax administration practices, particularly in developing and implementing technology solutions for revenue authorities. Through his extensive work with the IMF's Fiscal Affairs Department, Ryan has helped numerous countries enhance their tax administration capabilities and modernize their revenue systems.