Valid Parent Component Relationships

Structures restrict the types of items you can assign as components based on the type of structure you are defining.

The table presents the validation rules used for adding components to different structure types.

Parent Structure Item Type	Component Structure Item Type
Standard Item	Standard Item
Model Item	Standard Item, Model Item, Option Class Item
Option Class Item	Standard Item, Model Item, Option Class Item
Planning Item	Standard Item, Model Item, Option Class, Planning Item