This document contains the guidance on supporting maturity improvement for service providers. It specifies the provision of assessment results that are repeatable, objective and comparable within similar contexts, and can be used for either process improvement or process capability gap determination. The framework for the conduct of assessments is designed to support the achievement of dependable assessment results.

This document provides guidance on the usage of the core parts of the ISO/IEC？30105？series: ISO/IEC？30105-1, ISO/IEC？30105-2 and ISO/IEC？30105-3.

This document also introduces the extended parts of the？ISO/IEC 30105？series: ISO/IEC？TS？30105-6, ISO/IEC TR？30105-7, ISO/IEC？30105-8 and ISO/IEC？TS？30105-9.