...The foreign nationals working on the basis of the agreement signed between AMEC Services LTD and BP are in fact the employees of AMEC Global Resources (Singapore) that is all existing contracts of foreigners are signed with AMEC Global Resources (Singapore). The purpose was evasion of income tax and withholding tax. Foreign workers were paid by AMEC Global Resources (Singapore), then АМЕС Services Ltd. UK returned these costs to AMEC Global Resources (Singapore)...This scheme over a decade pursued the goal of the company's withholding of tax...(5% -Аzeri Chirag Guneshli- PSA and 6.5% Shah-Deniz PSA).