Defining closing code hierarchies Define parent/child hierarchy details for closing codes. To define closing code hierarchies: Select Equipment > Setup > Closing Code Hierarchy. Click Add Relationship. Specify this information: Parent Closing Code Specify the parent closing code. The system automatically populates the parent description and Parent Type. Child Closing Code Specify the child closing code. The system automatically populates the child description and Child Type. Equipment Specify the equipment to which to associate the closing code hierarchy. The system automatically populates Equipment Org. Click Submit.