ISO/TS 10303-1348 specifies the application module for Requirement management.

The following are within the scope of ISO/TS 10303-1348:

• representation of the data that identify a requirement and its versions;
• the assignment of a requirement to a product or other item;
• the identification of the source of a requirement;
• relationships between requirements;
• characterization of a version of a requirement, suitable for one or more application domains and one or more life-cycle stages;
• identification of a universe of discourse suitable for the description of requirements;
• relationships between requirements that are expressed at the view definition level;
• assignment of date and time properties to requirements, requirement definitions, requirement versions, relationships between requirement versions, sources, relationships between requirement collections, requirement tracing relationships, and requirement assignments;
• assignment of approval data to requirements, requirement definitions, requirement versions, relationships between requirement versions, sources, relationships between requirement collections, requirement tracing relationships, and requirement assignments;
• assignment of identification and alias identification data to requirements, requirement definitions, requirement versions, relationships between requirement versions, sources, relationships between requirement collections, requirement tracing relationships, and requirement assignments;
• assignment of person and organization data to requirements, requirement definitions, requirement versions, relationships between requirement versions, sources, relationships between requirement collections, requirement tracing relationships, and requirement assignments;
• assignment of contract data to requirements, requirement definitions, requirement versions, relationships between requirement versions, sources, relationships between requirement collections, requirement tracing relationships, and requirement assignments;
• assignment of security classification data to requirements, requirement definitions, requirement versions, relationships between requirement versions, sources, relationships between requirement collections, requirement tracing relationships, and requirement assignments;
• assignment of language data to requirements, requirement definitions, requirement versions, relationships between requirement versions, sources, relationships between requirement collections, requirement tracing relationships, and requirement assignments;
• representation proxy.