Decision of the Government of the Russian Federation No. 941 of September 4, 2015 on the Introduction of Amendments, on Recognising as Invalidated Certain Acts of the Government of the Russian Federation in Connection with the Elimination of the Federal Tariffs Service and on the Approval of the Rules for Adoption by the Federal Antimonopoly Service of Decisions on Defining (Establishing) Prices (Tariffs) and (or) Their Ultimate Levels in the Area of Activity of the Natural Monopolies' Subjects and of the Other Regulated Organisations (with Amendments and Additions)