SAP ABAP Table T556 (Substitution Types) is used by

• Class (1)
• Domain (1)
• Function Module (6)
• Interface (1)
• Program (40)
• Search Help (2)
• Table (8)
• TYPE (1)
• UENO (1)
• View (8)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_PT_TD_IT2003 Method: IF_PT_TD_IT2003~GET_T556	Time Data Object: Infotype 2003	PT_TMW_BLP	HR	SAP_HRRXX