 Unit 4 has a flue gas stack, Unit 6 a flue gas stack.For several years a new 450 MW unit has been planned at the Tuzla coal power plant in Bosnia and Herzegovina, owned and operated by the state-owned Elektroprivreda Bosne i Hercegovine.Although it is usually cited as a replacement for existing units, Elektroprivreda BiH plans to close only the existing units 3 and 4 (total 310 MW) in 2018 and 2021 respectively, while units 5 and 6 (total 415 MW) will continue to operate until after 2030.