After safavids established in Iran, the foreign relations and its circumstance be came to main of politic subject for the state. If we look after to this point that in this period Iran for the first time had directly relation with great the states in the world we can understand the importance of that. I in this article try to describe the diplomacy formalities and ceremonies in the safavids court and answer to this question that how was taken a decision about foreign relations. This research is shown that although the most of ambassadors had politic- economic duties but the safavids used of them to show their magnificence and glory. This also was shown that the great decisions  was made up in the counsel assembly although it was called to the name of shah.