Determined eligible co-operation area includes districts Burgas (including all 13 municipalities), Yambol (5 municipalities), and Haskovo (11 municipalities)  on the Bulgarian side and the provinces Edirne and Kirklareli on the Turkish side. The Bulgarian eligible area in square km is 16 636.9 (14.99 % of the country’s territory) while on the Turkish side it is 12 396 sq. km. (1.58 % of the country’s territory). The common border stretches along 288 km with 3 currently operating border crossing points. The total population of co-operation area is 1 561 984 people (on Bulgarian side - 830 917 people, and on Turkish - 731 067 people). The cross border area is characterized by abundance of cultural, historical and natural resources.