SAP ABAP Table PLFHB (Structure of the PRT allocation) is used by

• Class (1)
• Function Module (48)
• Interface (1)
• Program (19)
• Table (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Interface	IF_ARC_PM_PLAN_WRITE	Interface for BAdI: ARC_PM_PLAN_WRITE	IPRM	APPL	SAP_APPL