ISO/TS 10303-1273:2004 specifies the application module for
Resource property assignment.

The following are within the scope of
ISO/TS 10303-1273:2004:

• the definition of a property that may be associated with a resource or related element;
• the representation of a property that may be associated with a resource or related element;
• the use of an independent property in the definition of a resource;
• the means to assign a property to a resource or related element.