Decision of the Government of the Russian Federation No. 427 of May 18, 2009 on the Procedure for Check of Reliability of Calculation of Estimated Cost of Construction, Reconstruction and Overhaul of Capital Construction Items, Works Involved in Conservation of Cultural Heritage Items (Historical and Cultural Monuments) of the Peoples of the Russian Federation, Financed with Attraction of Funds of the Russian Federation Budgetary System, Funds of Legal Entities Established by the Russian Federation, Russian Federation Constituent Entities... (with Amendments and Additions)