NADT has been regularly catering to the requests of foreign countries to conduct training programme for their officials and to advise them on training and taxation. Delegations of senior officers of different countries have been visiting the Academy for capacity building and experience sharing on diverse aspects of training and tax administration. Foreign delegates have also been participating in career-linked training programs for officers of Indian Revenue Service. Recently, the Academy has successfully conducted an International Program on ‘Modern Techniques of Investigation and Intelligence Gathering’ for tax administrators of Common wealth countries at the request of Common wealth Association of Tax Administrators CATA , London UK in August 2017 wherein delegates of 14 countries participated. Another such program is scheduled for August 2018 as well. Further, Revenue officials of Afghanistan participated in a training program at NADT in Feb 2017. In the past, officials from other countries like Bangladesh, Oman and SAARC countries have participated in training programs conducted at NADT. Besides the above, NADT has been regularly organising advanced courses on Tax Treaties and Transfer pricing in collaboration with Organisation for Economic Cooperation and Development OECD , Paris.