This document specifies the terms and definitions, list of hazards, safety requirements and/or safety measures together with their verification criteria, and user information for underground tyred personnel carriers. This document applies to diesel-fuelled underground tyred personnel carriers used in underground metal and non-metal mines, underground works and tunnels. This document sets restrictions on personnel carriers based on their physical performance and intended use. This document excludes hazards associated with general mechanical, electrical, hydraulic, pneumatic and other equipment.