The Economic Cooperation Organization Free Trade Agreement or ECOTA was an agreement reached on 17 July 2003 at the ECO summit in Islamabad whereby a free trade region was formed between the countries of Afghanistan, Azerbaijan, Iran, Kazakhstan, Kyrgyzstan, Pakistan, Tajikistan, Turkey, Turkmenistan and Uzbekistan. Although signed, the ECOTA is not yet in effect.
References
Economic Cooperation Organization Trade Agreement Wikipedia(Text) CC BY-SA