On 2 September 2019, the Federal Tax Service (FTS) of Russia published a Letter No. CA-4-7/17555, about the review of litigation regarding tax control in the field of transfer pricing. For tax purposes, the FTS noted that the courts recognize the Comparable Uncontrolled Price Method (CUP) as the preferred method for determining whether transaction prices are fair market prices when market price data is publicly available for similar products and service.