Key procurement principles: ► Procurement transparency: any supplier can complete a questionnaire on Moscow Exchange’s website; auctions are held on a Bbidding platform; ► Equality, fairness and no discrimination or unreasonable restrictions on competition with respect to procurement participants: all procurement participants, regardless of business size and country of registration, have equal rights to participate if they meet transparent and reasonable qualification criteria; ► Prohibition of an additional competitive commercial stage after the announcement of the final request for proposals, with the exception of cases of justified changes to the terms of reference, which are regarded as a new bid; ► Prohibition on the provision of services by suppliers who are found to be in violation of applicable Russian law (including labor legislation); ► Zero tolerance for corruption.