By the decision of Prime Minister of Armenia Nikol Pashinyan, former Ambassador of Armenia to the Islamic Republic of Iran Artashes Tumanyan has been appointed Advisor to the Prime Minister, the decision posted on e-gov.am reads.

Artashes Tumanyan has served as Advisor to the President of Armenia (1998-99), First Deputy Minister of Foreign Affairs of Armenia (1999-2000), Chief of Staff of the President of Armenia (2000-06), Chairman of the Armenian-Iranian Intergovernmental Commission and the Program Management Board  of the Lincy Foundation in Armenia , as well as Chairman of the Armenian-Chinese Intergovernmental Commission (2001-06) and Ambassador Extraordinary and Plenipotentiary of the Republic of Armenia to the Islamic Republic of Iran (2015-21).