This news was announced by Andriy Kobolev, the chairman of the national joint-stock company Naftogaz.
According to Kobolev, Slovak gas transportation system operator Eustream a.s. and U.S. gas trader TrailStone are the first western gas operators which join Ukrainian natural gas market. New participants of the Ukrainian gas sales market are ready to pay VAT for imports of gas to Ukraine (in comparison to the state holding, which has the privilege of not paying VAT). Read more at http://en.interfax.com.ua