ISO/IEC 29138-1:2018 addresses user interface accessibility by focusing on user accessibility needs, making it relevant for teams that evaluate how digital products and systems support a wider range of users. As the first part of the ISO/IEC 29138 series, it is best used as a technical reference during requirements analysis, design review, and compliance preparation. For organizations building accessible software or reviewing procurement criteria, ISO/IEC 29138-1:2018 helps define a structured basis for documented evaluation and technical assessment.

Purpose of ISO/IEC 29138-1:2018

The purpose of ISO/IEC 29138-1:2018 is generally to identify and organize user accessibility needs so they can be considered in interface design and verification activities. In practical terms, it supports engineering specification work by giving teams a common reference point for accessibility-related requirements, especially where operational consistency and technical validation are important. Because it is part of a broader series, it is typically used alongside related documents when preparing a complete compliance workflow or accessibility review.

Compliance applications of ISO/IEC 29138-1:2018

Organizations may use ISO/IEC 29138-1:2018 when documenting accessibility expectations for software platforms, user-facing systems, or digital services that must be evaluated for usability and access needs. It is also relevant in procurement review, where accessibility criteria may be included in technical tenders or acceptance checks. For testing teams and compliance functions, it can support laboratory evaluation, technical review, and conformity assessment preparation by clarifying the user needs that should be considered during verification and product evaluation.

Benefits of ISO/IEC 29138-1:2018

Using ISO/IEC 29138-1:2018 can improve quality workflows by making accessibility needs more visible during early design and downstream testing. That often helps reduce rework, strengthens technical compliance, and supports more consistent engineering documentation. It may also assist risk management by encouraging teams to identify accessibility gaps before release or procurement approval. For organizations preparing regulatory documentation or internal audit evidence, the standard provides a structured compliance reference that can improve testing consistency and support better conformity assessment outcomes.

• Supports structured identification of user accessibility needs in interface development.
• Useful for compliance workflows, technical review, and procurement evaluation.
• Helps align accessibility requirements with testing and verification activities.
• Provides a supporting reference within the ISO/IEC 29138 series for documentation and assessment.