Azerbaijan, Baku /corr. Trend A.Ismaylova / Azerbaijan and Tajikistan reached an agreement on oil and gas co-operation. Such a decision was made during the first official visit of the President of Tajikistan, Emomali Rahman, to Azerbaijan. In addition, the sides signed agreements on Co-operation in the sphere of Free Trade, on Co-operation in the sphere of Science and Technology, on Co-operation on avoidance of double taxation, on Education Co-operation, on IT Co-operation, on Co-operation between Justice Ministries of the two countries, on Co-operation in the sphere of statistics, on Co-operation on principles of collection of indirect taxes for goods and services, on Co-operation in the sphere of metallurgy. The Presidents of Azerbaijan, Ilham Aliyev and Tajikistan, Emomali Rahman, signed a joint declaration.