The standards that form this division define all common models, terms and definitions referred further by all other standards from SQuaRE series. Currently, this division consists of the following standards:
- ISO/IEC 25000 - Guide to SQuaRE: Provides the SQuaRE architecture model, terminology, documents overview, intended users and associated parts of the series as well as reference models.
- ISO/IEC 25001 - Planning and Management: Provides requirements and guidance for a supporting function which is responsible for the management of software product requirements specification and evaluation.