SAP ABAP Table TAX_REF_DOC_KEY (Reference document key) is used by

• Class (20)
• Function Module (17)
• Program (8)
• Table (3)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	EXTERNAL_TAX_CONVERT_TO_TTXY	Select external tax documents and convert to TTXI and TTXY structures	FYTX/TAXM	APPL	SAP_FIN
2	Function Module	EXTERNAL_TAX_CONVERT_TO_TTXY REFERENCE(I_REF_DOC_KEY) TYPE TAX_REF_DOC_KEY OPTIONAL	Select external tax documents and convert to TTXI and TTXY structures	FYTX/TAXM	APPL	SAP_FIN
3	Function Module	EXTERNAL_TAX_DOCUMENT_CHANGE	Load external tax document from DB for changes	FYTX/TAXM	APPL	SAP_FIN
4	Function Module	EXTERNAL_TAX_DOCUMENT_CHANGE VALUE(I_REF_DOC_KEY) TYPE TAX_REF_DOC_KEY	Load external tax document from DB for changes	FYTX/TAXM	APPL	SAP_FIN
5	Function Module	EXTERNAL_TAX_DOCUMENT_POST	Post external tax document	FYTX/TAXM	APPL	SAP_FIN
6	Function Module	EXTERNAL_TAX_DOCUMENT_SAVE VALUE(I_REF_DOC_KEY) TYPE TAX_REF_DOC_KEY	Make external tax document persistent	FYTX/TAXM	APPL	SAP_FIN
7	Function Module	EXTERNAL_TAX_DOCUMENT_SAVE	Make external tax document persistent	FYTX/TAXM	APPL	SAP_FIN
8	Function Module	EXTERNAL_TAX_DOC_DISPLAY VALUE(I_REF_DOC_KEY) TYPE TAX_REF_DOC_KEY OPTIONAL	Display taxes as they are posted	FYTX/TAXM	APPL	SAP_FIN
9	Function Module	EXTERNAL_TAX_DOC_DISPLAY	Display taxes as they are posted	FYTX/TAXM	APPL	SAP_FIN
10	Function Module	EXTERNAL_TAX_DOC_DISPLAY_MORE VALUE(I_REF_DOC_KEY) TYPE TAX_REF_DOC_KEY OPTIONAL	Display taxes as they are posted	FYTX/TAXM	APPL	SAP_FIN
11	Function Module	EXTERNAL_TAX_DOC_DISPLAY_MORE	Display taxes as they are posted	FYTX/TAXM	APPL	SAP_FIN
12	Function Module	EXTERNAL_TAX_DOC_GET_DETAIL	Get information on header level from external tax document	FYTX/TAXM	APPL	SAP_FIN
13	Function Module	EXTERNAL_TAX_DOC_GET_DETAIL REFERENCE(I_REF_DOC_KEY) TYPE TAX_REF_DOC_KEY OPTIONAL	Get information on header level from external tax document	FYTX/TAXM	APPL	SAP_FIN
14	Function Module	EXTERNAL_TAX_DOC_GET_DISPLAY	Get tax data as posted for display	FYTX/TAXM	APPL	SAP_FIN
15	Function Module	EXTERNAL_TAX_DOC_RESET_UPDATE	Reset update status of external tax document	FYTX/TAXM	APPL	SAP_FIN
16	Function Module	EXTERNAL_TAX_DOC_RESET_UPDATE REFERENCE(I_REF_DOC_KEY) TYPE TAX_REF_DOC_KEY OPTIONAL	Reset update status of external tax document	FYTX/TAXM	APPL	SAP_FIN
17	Function Module	TXW_PROCESS_SU	Sales and use tax data	FTW1	APPL	SAP_FIN