SAP ABAP Table MEPOHEADER_DATA (Purchase Order Header (Changeable Fields)) is using

• Data Element (96)
• Message Class (1)
• Message Number (1)
• Table (17)

#	Object Type	Object Name	Object Description	Note
1	Table	EKKO	Purchasing Document Header
2	Table	KNA1	General Data in Customer Master
3	Table	LFA1	Vendor Master (General Section)
4	Table	MEPOHEADER	Purchase Order Header Data
5	Table	MEPOHEADER_IS_DATA	Field Catalog for IS2ERP of MEPOHEADER_DATA
6	Table	POEXT_DATA_HEADER	Enhancement Fields for Purchase Order (Header Only)
7	Table	POEXT_DATA_ITEMHEADER	Enhancement Fields for Purchase Order (Item and Header)
8	Table	T001	Company Codes
9	Table	T001W	Plants/Branches
10	Table	T002	Language Keys (Component BC-I18)
11	Table	T024	Purchasing Groups
12	Table	T024E	Purchasing Organizations
13	Table	T161	Purchasing Document Types
14	Table	T165R	Reason for Cancellation
15	Table	T16FB	Release Indicator: Purchasing Document
16	Table	TCURC	Currency Codes
17	Table	TINC	Customers: Incoterms