International North-South Transport Corridor (INSTC), is multi-modal transportation established in 12 Sep 2000 in St. Petersburg, by Iran, Russia and India for the purpose of promoting transportation cooperation among the Member States.
This corridor connects India Ocean and the Persian Gulf to the Caspian Sea via the Islamic Republic of Iran and then is connected to St. Petersburg and North Europe via the Russian Federation.
The INSTC was expanded to include eleven new members, namely: the Republic of Azerbaijan, Republic of Armenia, Republic of Kazakhstan, Kyrgyz Republic, Republic of Tajikistan, Republic of Turkey, Republic of Ukraine, Republic of Belarus, Oman, Syria, Bulgaria (Observer).