TY JOUR TI SEPARATE ISSUES, ARISING DURING CONCLUDING STATE CONTRACTS IN ACCORDANCE WITH THE RUSSIAN FEDERATION LAW ON THE CONTRACT SYSTEM OF THE FEDERAL AND MUNICIPAL PROCUREMENT OF GOODS WORKS AND SERVICES KW state contract KW contract price reduction KW significant conditions of a state contract KW VAT KW delay interest KW fine JO Volgograd Academy of the Ministry of the Interior of Russia AU , .. PY 2017 IS PB Volgograd Academy of the Ministry of Internal Affairs of Russia