Common use of THE PRICE AND TOTAL COST OF THE CONTRACT Clause in Contracts

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: quotations of Platts agency in its publication Platts European Marketscan - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place for the position “VGO 0,5 - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdam». The provisional price (Pr(P)) is calculated as follows: Pr(P) = (Pl(P) +D)*1,1) / K(P) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction on chosen basis: FOB port of loading offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency rate EUR/USD, fixed by the Bloomberg agency BFIX (14:00 Frankfurt), published on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realization. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant I): Pr(F) = (Pl(P) + D) / K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction on chosen basis: FOB port of loading offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB FOB/CIF port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: quotations are the quotations of Platts «Argus» agency in its publication Platts «Argus European Marketscan Product» for the position «Northwest Europe - barge - Eurobob Oxy» - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place for the position “VGO 0,5 - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdam»place. The provisional price (Pr(P)) is calculated as follows: Pr(P) = ((Pl(P) +D)*1,1) / D)*1,1)/ K(P) EUR/USD, where Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Argus agency in its publication Argus European Product. D – - the correction on chosen basisbases: FOB port of loading FOB/CIF offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency Euro/US Dollar foreign exchange rate EUR/USD, fixed by the of Bloomberg agency BFIX (14:00 Frankfurt), published Frankfurt available on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; the following link: xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fxfixings - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realization. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant formula: Variant I): : Pr(F) = (Pl(P) + D) / +D)/ K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, where Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Argus agency in its publication Argus European Product; D – - the correction on chosen basisbases: FOB port of loading FOB/CIF offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: quotations of Platts agency in its publication Platts European Marketscan - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place for the position “VGO 0,5 - 0,6%” published under the heading «headings “Cargoes CIF NWE / Basis ARA» ” and «“Barges FOB Rotterdam»”. The provisional price (Pr(P)) is calculated as follows: The provisional price (Pr(P)) is calculated as follows: Pr(P) = ((Pl(P) +D)*1,1) / D)*1,1)/ K(P) EUR/USD, where Pl(P) – average value of the basic quotations rounded to the second decimal place for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Platts agency in its publication “Platts European Marketscan”. D – - the correction on the chosen basis: FOB port of loading offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency Euro/US Dollar foreign exchange rate EUR/USD, fixed by the of Bloomberg agency BFIX (14:00 Frankfurt), Frankfurt published on the Agency web-site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; and available on the following link: xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fxfixings - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realizationsale. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant formula: Variant I): : Pr(F) = (Pl(P) + D) / K(PPl(P)+D)/K(P) EUR/USD +( Рl(F) - Рl(P))/ K(FРl(P))/K(F) EUR/USD), where Pl(P) – average value of the basic quotations rounded to the second decimal place for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Platts agency in its publication “Platts European Marketscan”; D – - the correction on the chosen basis: FOB port of loading offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: of basic quotations published by are the quotations of Platts «Argus» agency in its publication Platts «Argus European Marketscan - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place Product» for the position “VGO 0,5 «Northwest Europe - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARAbarge - Eurobob Oxy» and «Barges FOB Rotterdam». The provisional price (Pr(P)) is calculated as follows: Pr(P) = (Pl(P) +D)*1,1) / K(P) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen Goods delivery basis: FOB port of loading ) offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency rate EUR/USD, fixed by the Bloomberg agency BFIX (14:00 Frankfurt), published on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realization. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant I): Pr(F) = (Pl(P) + +D) / K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen Goods delivery basis: FOB port of loading ) offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB FOB/CIF port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: quotations of Platts agency in its publication “Platts European Marketscan Marketscan” for the position Fuel oil 3.5%: - published under headings “Cargoes CIF NWE/Basis ARA” and “Barges FOB Rotterdam” - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place for the position “VGO 0,5 - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdam»place. The provisional price (Pr(P)) is calculated as follows: Pr(P) = (Pl(P) +D)*1,1) / K(P) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen basis: FOB port of loading Goods delivery basis FOB/CIF) offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency rate EUR/USD, fixed by the Bloomberg agency BFIX (14:00 Frankfurt), published on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realization. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant I): Pr(F) = (Pl(P) + D) / K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen basis: FOB port of loading Goods delivery basis FOB/CIF) offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB FOB/CIF port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: of basic quotations of Platts «Argus» agency in its publication Platts «Argus European Marketscan - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place Product» for the position “VGO 0,5 «Northwest Europe - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdambarge - Eurobob Oxy». The provisional price (Pr(P)) is calculated as follows: Pr(P) = ((Pl(P) +D)*1,1) / D)*1,1)/ K(P) EUR/USD, where Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Argus agency in its publication Argus European Product. D – - the correction on chosen basisbases: FOB port of loading FOB/CIF offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency Euro/US Dollar foreign exchange rate EUR/USD, fixed by the of Bloomberg agency BFIX (14:00 Frankfurt), published Frankfurt available on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; the following link: xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fxfixings - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realization. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant formula: Variant I): : Pr(F) = (Pl(P) + D) / +D)/ K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, where Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Argus agency in its publication Argus European Product; D – - the correction on chosen basisbases: FOB port of loading FOB/CIF offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB FOB/CIF port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: quotations are the quotations of Platts agency in its publication “Platts European Marketscan Marketscan” for the position “VGO 2%” published under heading “Cargoes CIF NWE/Basis ARA” and “Barges FOB Rotterdam” - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place for the position “VGO 0,5 - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdam»place. The provisional price (Pr(P)) is calculated as follows: Pr(P) = ((Pl(P) +D)*1,1) / D)*1,1)/ K(P) EUR/USD, where Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Platts agency in its publication “Platts European Marketscan” for the position “VGO 2%”. D – - the correction on chosen basisbases: FOB port of loading FOB/CIF offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency Euro/US Dollar foreign exchange rate EUR/USD, fixed by the of Bloomberg agency BFIX (14:00 Frankfurt), published Frankfurt available on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; the following link: xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fxfixings - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realizationsale. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant formula: Variant I): : Pr(F) = ((Pl(P) + D) / +D)/ K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD)* 910/ ρ (f), where Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Platts agency in its publication “Platts European Marketscan” for the position “VGO 2%”. D – - the correction on chosen basisbases: FOB port of loading FOB/CIF offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB port _________ (terminal ___________) shall be calculated on the basis ofof basic quotations published by: Basic quotations: quotations of Platts - «Platts» agency in its publication for the positions «Platts European Marketscan - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place Marketscan» for the position “«VGO 0,5 - 0,5-0,6%” published under the heading «» Cargoes CIF NWE / NWE/Basis ARA» and и «Barges FOB Rotterdam». » (base oil SN-150); - «Platts» agency for the positions «Platts European Marketscan» for the position «VGO 2%» Cargoes CIF NWE/Basis ARA» и «Barges FOB Rotterdam» (base oil SN- 500/ base oil SN-1200); The provisional price (Pr(P)) is calculated as follows: Pr(P) = (Pl(P) +D)*1,1) / K(P) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen Goods delivery basis: FOB port of loading ) offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency rate EUR/USD, fixed by the Bloomberg agency BFIX (14:00 Frankfurt), published on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixingsxxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx- fixings; - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realization. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant I): Pr(F) = (Pl(P) + +D) / K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen Goods delivery basis: FOB port of loading ) offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB FOB/CIF port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: quotations of Platts agency in its publication “Platts European Marketscan Marketscan” for the position Fuel oil 3.5%: - published under headings “Cargoes CIF NWE/Basis ARA” and “Barges FOB Rotterdam” - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place for the position “VGO 0,5 - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdam»place. The provisional price (Pr(P)) is calculated as follows: Pr(P) = (Pl(P) +D)*1,1) / K(P) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen basis: FOB port of loading Goods delivery basis FOB/CIF) offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency rate EUR/USD, fixed by the Bloomberg agency BFIX (14:00 Frankfurt), published on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixingsxxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx- fixings; - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realization. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant I): Pr(F) = (Pl(P) + D) / K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen basis: FOB port of loading Goods delivery basis FOB/CIF) offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: of basic quotations of Platts agency in its publication Platts published by «Xxxxx’x European Marketscan - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place Marketscan»/«Argus Media» for the position “VGO 0,5 - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdam». The provisional price (Pr(P)) is calculated as follows: Pr(P) = (Pl(P) +D)*1,1D*1,1) / K(P) EUR/USD, Pl(PUSD P1(P) – - average value of the basic quotations for the period from the 1st to 18th 24th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – - the correction (on chosen Goods delivery basis: FOB port of loading ) offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – - the official currency rate EUR/USD, fixed by the Bloomberg agency BFIX (14:00 Frankfurt), published on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx- fixings on the date following the date of confirmation realization of the Goods for realizationGoods. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant I): Pr(F) = (Pl(P) + +D) / K(P) EUR/USD +( Рl(FPl(F) - Рl(P))/ Pl(P))/ K(F) EUR/USD, Pl(P) – - average value of the basic quotations for the period from the 1st to 18th 24th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – - the correction (on chosen Goods delivery basis: FOB port of loading ) offered by the Buyer in the bid, in US dollars per metric ton;; Pl(F) - the arithmetic average of basic quotations rounded to the second decimal place throughout all quotation days of the month of the final price formation for the respective position as per publications of «Xxxxx’x European Marketscan»/«Argus Media» agency in its publication indicated while confirming a definite Goods lot, in USD per metric ton; K(P) EUR/USD - the official currency rate EUR/USD, fixed by the Bloomberg agency BFIX (14:00 Frankfurt), published on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx- fixings on the date following the date of realization of the Goods. In the event that there is no rate quoted on such day the next following publication shall apply. K(F) EUR/USD - Euro/US Dollar foreign exchange rate of Bloomberg agency BFIX 14:00 Frankfurt available on the following link: xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fxfixings on the second banking day following the final quotation day of the month of final price formation. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant II): Pr(F)=(Pl(F) + D)/ K(F) EUR/USD, where Pl(F) - the arithmetic average of basic quotations rounded to the second decimal place throughout all quotation days of the month of the final price formation for the respective position as per publications of «Xxxxx’x European Marketscan»/«Argus Media» agency in its publication indicated while confirming a definite Goods lot, in USD per metric ton; D - the correction (on Goods delivery basis) offered by the Buyer in the bid, in US dollars per metric ton; K(F) EUR/USD - the average value of Euro/US Dollar foreign exchange rates of Bloomberg agency BFIX 14:00 Frankfurt available on the following link: xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fxfixings throughout all days of the month of the final price formation when exchange rates are published. In case this information is not submitted within the stipulated period the Seller shall apply the second formula variant of the final price calculation. In case of CIF delivery basis (mutually agreed by the parties) the price on the basis FOB port ____, terminal ____ shall be increased by the actual cost of the vessel freight, insurance and the accompanying expenses. When the preliminary and final price is calculated the average of each section of a quotation day and the average of the average quotations of all quotation days are rounded to the second decimal place and the following rules shall be applied for the calculation: should the third decimal equals to five (5) or more, in this case the second decimal is to be rounded to the next number. should the third decimal equals to four (4) or less, in this case the second decimal shall remain unchanged. Should Xxxxx’x or Argus publish corrections to the previously published quotations, the updated calculation for the margin of any existing value shall be applied and work retroactively from the date of publication. Thereby the Xxxxx’x or Argus corrections published not later than 3rd day of the month following the delivery month of the agreed lot of the Goods shall be applied for the calculation.

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: of basic quotations of Platts agency in its publication Platts published by «Xxxxx’x European Marketscan - an arithmetic average of Marketscan» for the average quotations of a quotation day rounded to the second decimal place for the position “for the position «VGO 0,5 - 0,6%” » published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdam». The provisional price (Pr(P)) is calculated as follows: Pr(P) = (Pl(P) +D)*1,1) / K(P) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen Goods delivery basis: FOB port of loading ) offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency rate EUR/USD, fixed by the Bloomberg agency BFIX (14:00 Frankfurt), published on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realization. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant I): Pr(F) = (Pl(P) + +D) / K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen Goods delivery basis: FOB port of loading ) offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: quotations of Platts agency in its publication Platts European Marketscan - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place for the position “VGO 0,5 - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdam». The provisional price (Pr(P)) is calculated as follows: Pr(P) = (Pl(P) +D)*1,1) / K(P) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction on chosen basis: FOB port of loading offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency rate EUR/USD, fixed by the Bloomberg agency BFIX (14:00 Frankfurt), published on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixingsxxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx- fixings; - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realization. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant I): Pr(F) = (Pl(P) + D) / K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction on chosen basis: FOB port of loading offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: of basic quotations of Platts agency in its publication Platts European Marketscan - which are an arithmetic average of the average quotations of a quotation day rounded to “Xxxxx’x European Marketscan” for the second decimal place positions:The price of the Goods on the basis FOB port Klaipeda, terminal UAB «Kroviniu Terminals» shall be calculated on the basis of basic quotations which are an arithmetic average of the average quotations of “Xxxxx’x European Marketscan” for the positions: - The price of the Goods on the basis FOB port Riga/ Sillamae shall be calculated on the basis of basic quotations published by «Xxxxx’x European Marketscan» for the position “«VGO 0,5 - 0,6%” published 2.0% Max» under the heading «Cargoes CIF CIF/NWE / Basis ARA» and «Barges FOB Rotterdam», or -Xxxxx Dated oil quotations (with one metric ton of a respective Xxxxx oil density being equal to 7.52 barrels) - The price of the Goods on the basis FOB port Klaipeda, terminal UAB «Kroviniu Terminals» shall be calculated on the basis of basic quotations published by «Xxxxx’x European Marketscan» for the position for «Diesel 10ppm» under «Barges FOB Rotterdam» and for «ULSD 10ppm» under «Cargoes CIF NWE/Basis ARA». The provisional price (Pr(P)) is calculated as follows: Pr(P) = (Pl(P) +D)*1,1D*1,1) / K(P) EUR/USD, USD Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Xxxxxx’x agency in its publication “Xxxxx’x European Marketscan” D – the correction (on chosen Goods delivery basis: FOB port of loading ) offered by the Buyer in the bid, in US dollars per metric ton;discount on the basis FOB port Klaipeda, in USD per metric ton; for delivery basis CIF Polish port the price on the basis FOB port Klaipeda shall be increased by the cost of the vessel freight and the accompanying expenses. K(P) EUR/USD – the official currency rate EUR/USD, fixed by the Bloomberg agency BFIX (14:00 Frankfurt), published on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realization. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant I): Pr(F) = (Pl(P) + +D) / K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Xxxxxx’x agency in its publication “Xxxxx’x European Marketscan”; D – the correction (on chosen Goods delivery basis: FOB port of loading ) offered by the Buyer in the bid, in US dollars per metric ton;discount on the basis FOB port Klaipeda, in USD per metric ton;; for delivery basis CIF Polish port the price on the basis FOB port Klaipeda shall be increased by the cost of the vessel freight and the accompanying expenses. Рl(F) - – the arithmetic average of basic quotations throughout all quotation days of the month of the final price formation for the respective position as per publications of «Xxxxx’x» agency in its publication Xxxxx’x European Mаrketscan indicated while confirming a definite Goods lot, in USD per metric ton; K(P) EUR/USD – the official currency rate EUR/USD, fixed by the Bloomberg agency BFIX (14:00 Frankfurt), published on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realization. In the event that there is no rate quoted on such day the next following publication shall apply. K(F) EUR/USD – the exchange rate ЕURO/USD fixed by the Bloomberg agency BFIX (14:00 Frankfurt) and published on the site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings for the 2nd working banking day of the month following the final quotation day of the month of the final price formation. In case there is no rate published for this date, the rate published for the following day shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant II): Pr(F)=(Рl(F) + D)/ K(F) EUR/USD, where Рl(F) – the arithmetic average of basic quotations rounded to the second decimal place throughout all quotation days of the month of the final price formation for the Goods lot for the respective position as per publications of «Xxxxx’x» agency in its publication Xxxxx’x European Mаrketscan; D – the correction (on Goods delivery basis) offered by the Buyer in the bid, in US dollars per metric ton;discount on the basis FOB port Klaipeda, in USD per metric ton; for delivery basis CIF Polish port the price on the basis FOB port Klaipeda shall be increased by the cost of the vessel freight and the accompanying expenses; K(F) EUR/USD – the average EURO\ USD fixed by the Bloomberg agency BFIX (14:00 Frankfurt) and published on the site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings throughout all days of the month of the final price formation when BFIX (14:00 Frankfurt) exchange rates are published. The Buyer is entitled to choose the variant of final price calculation until the 1st day of the month of the final price formation in respect of a definite agreed Goods lot by sending to the Seller a respective notice. In case this information is not submitted the Seller shall apply the formula variant that was applied for final price calculation in the previous month. In case of the Seller’s confirmation of the volume (lot) of the Goods made after the 18th day of the month preceding the month of the final price formation in respect of a definite agreed Goods lot up to the last day (inclusive) of the month, preceding the month of the final price formation in respect of a definite agreed Goods lot, the Buyer is entitled to choose the variant of final price calculation until the 1st day of the month of the final price formation in respect of a definite agreed Goods lot by sending to the Seller a respective notice. In case this information is not submitted the Seller shall apply the formula variant that was applied for final price calculation of the last confirmed lot of the Goods in the previous month. In case of the Seller’s confirmation of the volume (lot) of the Goods made within the period starting with the 1st day of the month of the final price formation in respect of a definite agreed Goods lot the Buyer is entitled to choose the variant of final price calculation until the moment of Euro/US Dollar FOREIGN EXCHANGE REFERENCE RATE publication made by Bloomberg agency BFIXECB on xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/xx-xxxxxxxxxx.xxx.xxx on the date following the date of confirmation the Goods for realization, by sending to the Seller a respective notice. In case this information is not submitted the Seller shall apply the formula variant that was applied for final price calculation of the last confirmed lot of the Goods in the previous month. For the first delivery under the Contract the Buyer is entitled to choose the variant of final price calculation until the 1st day of the month of the final price formation by sending to the Seller a respective notice. In case of the Seller’s confirmation of the volume (lot) of the Goods made within the period starting with the 1st day of the month up to the 5th day of the month (inclusive) of the final price formation the Buyer is entitled to choose the variant of final price calculation until the moment of Euro/US Dollar FOREIGN EXCHANGE REFERENCE RATE publication made by Bloomberg agency BFIX on xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixingsECB on xxx.xxx.xxx on the date following the date of confirmation the Goods for realization, by sending to the Seller a respective notice. In case this information is not submitted within the stipulated period the Seller shall apply the second formula variant of the final price calculation.

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB FOB/CIF port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: quotations are the quotations of Platts agency in its publication Platts as «Argus Media» for «Argus European Marketscan Product» average for «Eurobob oxy» under the title «Barge Northwest Europe» - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place for the position “VGO 0,5 - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdam»place. The provisional price (Pr(P)) is calculated as follows: Pr(P) = ((Pl(P) +D)*1,1) / D)*1,1)/ K(P) EUR/USD, where Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations published by «Argus Media» for «Argus European Product» average for «Eurobob oxy» under the title «Barge Northwest Europe»; D – - the correction on chosen basisbases: FOB port of loading FOB/CIF offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency Euro/US Dollar foreign exchange rate EUR/USD, fixed by the of Bloomberg agency BFIX (14:00 Frankfurt), published Frankfurt available on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; the following link: xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fxfixings - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realizationsale. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant formula: Variant I): : Pr(F) = (Pl(P) + D) / +D)/ K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, where Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations published by «Argus Media» for «Argus European Product» average for «Eurobob oxy» under the title «Barge Northwest Europe». D – - the correction on chosen basisbases: FOB port of loading FOB/CIF offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB FOB/CIF port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: quotations are the quotations of Platts agency in its publication “Platts European Marketscan Marketscan” for the position “VGO 0,5-0,6%” published under heading “Cargoes CIF NWE/Basis ARA” and “Barges FOB Rotterdam” - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place for the position “VGO 0,5 - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdam»place. The provisional price (Pr(P)) is calculated as follows: Pr(P) = ((Pl(P) +D)*1,1) / D)*1,1)/ K(P) EUR/USD, where Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Platts agency in its publication “Platts European Marketscan”. D – - the correction on chosen basisbases: FOB port of loading FCA/FOB/CIF offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency Euro/US Dollar foreign exchange rate EUR/USD, fixed by the of Bloomberg agency BFIX (14:00 Frankfurt), published Frankfurt available on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; the following link: xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fxfixings - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realizationsale. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant formula: Variant I): : Pr(F) = ((Pl(P) + D) / +D)/ K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD)* 910/ ρ (f), where Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Platts agency in its publication “Platts European Marketscan”; D – - the correction on chosen basisbases: FOB port of loading FCA/FOB/CIF offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: quotations of Platts agency in its publication Platts European Marketscan - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place for the position “VGO 0,5 - 0,6%” published under the heading «headings “Cargoes CIF NWE / Basis ARA» ” and «“Barges FOB Rotterdam»”. The provisional price (Pr(P)) is calculated as follows: The provisional price (Pr(P)) is calculated as follows: Pr(P) = ((Pl(P) +D)*1,1) / D)*1,1)/ K(P) EUR/USD, where Pl(P) – average value of the basic quotations rounded to the second decimal place for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Platts agency in its publication “Platts European Marketscan”. D – - the correction on the chosen basis: FOB port of loading offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency Euro/US Dollar foreign exchange rate EUR/USD, fixed by the of Bloomberg agency BFIX (14:00 Frankfurt), Frankfurt published on the Agency web-site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; and available on the following link: xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fxfixings - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realizationsale. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant formula: Variant I): : Pr(F) = (Pl(P) + D) / K(PPl(P)+D)/K(P) EUR/USD +( Рl(F) - Рl(P))/ K(FРl(P))/K(F) EUR/USD), where Pl(P) – average value of the basic quotations rounded to the second decimal place for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations of Platts agency in its publication “Platts European Marketscan”; D – - the correction on the chosen basis: FOB port of loading offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB FOB/CIF port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: quotations are the quotations of Platts agency in its publication Platts as «Argus Media» for «Argus European Marketscan Product» average for «Eurobob oxy» under the title «Barge Northwest Europe» - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place for the position “VGO 0,5 - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdam»place. The provisional price (Pr(P)) is calculated as follows: Pr(P) = ((Pl(P) +D)*1,1) / D)*1,1)/ K(P) EUR/USD, where Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations published by «Argus Media» for «Argus European Product» average for «Eurobob oxy» under the title «Barge Northwest Europe»; D – - the correction on chosen basisbases: FOB port of loading FOB/CIF offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency Euro/US Dollar foreign exchange rate EUR/USD, fixed by the of Bloomberg agency BFIX (14:00 Frankfurt), published Frankfurt available on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; the following link: xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fxfixings - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realizationsale. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant formula: Variant I): : Pr(F) = (Pl(P) + D) / +D)/ K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, where Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position as per quotations published by «Argus Media» for «Argus European Product» average for «Eurobob oxy» under the title «Barge Northwest Europe». D – - the correction on chosen basisbases: FOB port of loading FOB/CIF offered by the Buyer in the bid, in US dollars per metric ton;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB FOB/CIF port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: quotations of Platts agency in its publication “Platts European Marketscan Marketscan” for the position Fuel oil 3.5%: - published under headings “Cargoes CIF NWE/Basis ARA” and “Barges FOB Rotterdam” - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place for the position “VGO 0,5 - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdam»place. The provisional price (Pr(P)) is calculated as follows: Pr(P) = (Pl(P) +D)*1,1) / K(P) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen basis: FOB port of loading Goods delivery basis FOB/CIF) offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency rate EUR/USD, fixed by the Bloomberg agency BFIX (14:00 Frankfurt), published on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realization. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant I): Pr(F) = (Pl(P) + DD + K) / K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen basis: FOB port of loading Goods delivery basis FOB/CIF) offered by the Buyer in the bid, in US dollars per metric ton; K – escalation/de-escalation factor by quality based on the actual value of the Goods quality parameters (gravity, kinematic viscosity, Al+Si content) determined by an independent inspector in the shore tanks of the loading port. by density: in the amount of (-/+) 0,20 USD/t for each 0,001 kg/l above/lower 1,000 kg/l at 15oC; by kinematic viscosity: in the amount of (-/+) 0,20 USD /t for each complete 10 cSt above/lower 700 cSt (mm2/s) at 50 оС; by Al+Si content: in the amount of (-/+) 0,15 USD/t for each 2 ppm above/lower 80 ppm. Actual quality shall be determined: - as per quality certificate issued by an independent inspector for shore tanks at loading port; - Al+Si content shall be determined as per certificate issued by SGS for a composite sample of a month Goods lot consisting of arbitration samples retained by SGS within the whole delivery period of a month Goods lot form the refinery. Cost of inspection and certificate issue shall be shared equally by the Seller and the Buyer;

THE PRICE AND TOTAL COST OF THE CONTRACT. 3.1. The price of the Goods on the basis FOB FOB/CIF port _________ (terminal ___________) shall be calculated on the basis of: Basic quotations: quotations of Platts agency in its publication “Platts European Marketscan Marketscan” for the position Fuel oil 3.5%: - published under headings “Cargoes CIF NWE/Basis ARA” and “Barges FOB Rotterdam” - an arithmetic average of the average quotations of a quotation day rounded to the second decimal place for the position “VGO 0,5 - 0,6%” published under the heading «Cargoes CIF NWE / Basis ARA» and «Barges FOB Rotterdam»place. The provisional price (Pr(P)) is calculated as follows: Pr(P) = (Pl(P) +D)*1,1) / K(P) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen basis: FOB port of loading Goods delivery basis FOB/CIF) offered by the Buyer in the bid, in US dollars per metric ton; K(P) EUR/USD – the official currency rate EUR/USD, fixed by the Bloomberg agency BFIX (14:00 Frankfurt), published on site xxxx://xxx.xxxxxxxxx.xxx/markets/currencies/fx-fixings; - for the volume (lot) of the Goods confirmed for delivery within the period up to the 18th day of the month preceding the month of the final price formation – on the 19th day of the month preceding the month of the final price formation for the agreed Goods lot; - for the volume (lot) of the Goods confirmed for delivery within period after the 18th day of the month preceding the month of the final price formation – on the date following the date of confirmation the Goods for realization. In the event that there is no rate quoted on such day the next following publication shall apply. The final price (Pr(F)) of the Goods shall be calculated according to the following formula (variant I): Pr(F) = (Pl(P) + DD + K) / K(P) EUR/USD +( Рl(F) - Рl(P))/ K(F) EUR/USD, Pl(P) – average value of the basic quotations for the period from the 1st to 18th quotation day (inclusive) of the month preceding the month of the final price formation for the agreed Goods lot, given in USD per metric ton for the respective position D – the correction (on chosen basis: FOB port of loading Goods delivery basis FOB/CIF) offered by the Buyer in the bid, in US dollars per metric ton;