GOST 12.4.026-2015 System of standards for occupational safety. Safety colours, safety signs and signal marking. Purpose and rules of application. General technical requirements and characteristics. Methods of tests*, 2023-12-23 Update
GOST 2.601-2013 Unified system for design documentation. Exploitative documents*, 2023-12-23 Update
GOST 26336-1984 Tractors, mahinery for agricultural and foresty, powered lamn and garden equipment. System of symbols for designation of operating controls and means of illustration of information. Symbols