As the 6th OECD MTC in the world and the 1st in non- OECD member countries, the institute has been very active in exchanges with its international counterparts.

 More than 60 faculty members have visited for academic purposes such countries and regions as Japan, South Korea, US, Canada, Australia, Austria, France, Italy, Turkey, Hungary, Argentina and Taiwan, or participated in training programs organized by international organizations like OECD. Officials and experts from International Financial Association, OECD, and countries and regions like Canada, Japan, Australia and Taiwan have been invited to visit and teach.

The institute has held a lot of international training programs including more than 50 STA and OECD-organized training programs on topics of international taxation, three training programs for Mongolian tax officials, one training program sponsored by United Nations Development Program (UNDP), one International Monetary Fund (IMF) program, one Study Group on Asian Tax Administration and Research (SGATAR) program and one program sponsored by Lincoln Foundation. Many seminars on tax administration and taxpayer service for tax officials in developing countries have been held by the institute in recent years. All these programs have won high recognition from international organizations, experts and participants.