Justifying the initial maximum price of the contract customers should be guided by methodological recommendations approved by the Order of the Ministry of Economic Development of Russia from 02.10.2013 N 567, including n. 3.19. According to this point to determine the initial maximum price of the contract Comparable Market Price method is recommended to use at least three sources of data about the cost of goods, works and services offered by different suppliers (contractors, performers). In this case, when in a certain area, there is only one supplier (contractor, executor), is no exception.
In justifying the initial maximum price of the contract method of comparable market prices are not only used information obtained from potential suppliers, and other publicly available information.
Such explanations contained in the letter from the Russian Treasury 22.12.2014 N 42-7.4-05 / 5.7-791 (see., Eg, questions 6, 21, 29, 34).