July 23. On 1 August 2008, oil export duty will hit new historical record high and amount to USD 495.9 per ton. Russian PM, Vladimir Putin signed the corresponding decree on July 21, the government's press-service reported. The current oil export duty amounts to USD 398.1 per ton. The export duty for light oils will grow from USD 280.5 to USD 346.4 per ton on August 1, while that for dark oil products will go up from USD 151.1 to USD 186.6 per ton. The government reviews oil export duties bimonthly based on the monitoring of prices for Russian Urals crude on international markets for the previous two months.