ISO200003
ISO 20000-3 is a part of the ISO/IEC 20000 series of standards, which focuses on Information Technology Service Management (ITSM). Specifically, ISO 20000-3 provides guidance on the scope definition for organizations implementing ITSM processes based on ISO/IEC 20000-1. It helps organizations understand what services, processes, and configuration items should be included when establishing or improving their IT service management system.
The standard assists in determining the boundaries of an ITSM system, addressing questions about which parts
ISO 20000-3 also helps in understanding the relationship between ISO/IEC 20000-1 and the organization's specific context.