New head appointed for OECD tax treaty unit


Sophie Chatel has been appointed Head of the Tax Treaty Unit in the Centre for Tax Policy and Administration. She will take up her duties on 6 September 2017.


A Canadian national, Sophie has been working at Canada’s Department of Finance since 2008, where she served as Associate Chief – Tax Treaties and International Tax.  In this capacity she has played a key role in the international tax policy work of the Canadian government. 


Sophie has also worked at the Canada Revenue Agency, most recently in 2015-16 as Director, International Tax, Financial Sector and GST Division, where she supervised the resolution of Canada’s tax disputes with multinational enterprises in complex international tax cases. From 2002 to 2008 she was a Senior Officer and then Senior Advisor at the CRA, where her experience included negotiating tax treaties, reviewing Canada’s model tax treaty, and working on advance rulings on international tax matters. Earlier in her career she spent six years as a tax advisor in the private sector.


Sophie holds a law degree from the University of Montreal and a master’s degree in taxation from the University of Sherbrooke. She is also a member of the Chartered Professional Accountants of Canada.

She has been a participant in the work of the OECD, the UN Committee of Experts on International Taxation, and as a tax policy and capacity building expert she has also worked with the IMF and the Inter-American Center of Tax Administrations (CIAT).



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