Modeste Fatoing Mopa, is the Head of the TADAT Secretariat in the Fiscal Affairs Department (FAD) of the IMF. Modeste has a long tax administration experience, including as Director General of the Cameroonian Tax Administration from 2013 to 2023. He also served as an IMF tax administration resident advisor in AFRITAC WEST. Before joining the IMF as a resident expert, he was Director of Legislation, Litigation, and International Taxation of the Directorate General of Taxation of Cameroon. His broader international experience entailed being a cofounder and member of the African Tax Administration Forum (ATAF), serving with a 3-year mandate as President of CREDAF, the Tax Administration Association of the 30 French-speaking countries worldwide, as well as Cameroon’s representative at the CEMAC permanent tax and accounting harmonization commission.