In 2007, NIS saw profits of 125m euros and it paid 1.2 billion euros in taxes. Based on these figures, many analysts concluded that Serbia handed over control of its energy system to Russia at a very cheap price.
NIS je 2007. ostvario profit od 125 mil eura i platio porez od 1,2 milijarde eura. na temelju tih brojki mnogi su analitičari zaključili kako je Srbija vrlo jeftino predala Rusiji kontrolu nad svojim energetskim sustavom.