SAP EXTERNAL_TAX_DOCUMENT_CHANGE Function Module for Load external tax document from DB for changes

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EXTERNAL_TAX_DOCUMENT_CHANGE is a standard external tax document change SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Load external tax document from DB for changes processing and below is the pattern details for this FM, showing its interface including any import and export parameters, exceptions etc. there is also a full "cut and paste" ABAP pattern code example, along with implementation ABAP coding, documentation and contribution comments specific to this or related objects.

See here to view full function module documentation and code listing for external tax document change FM, simply by entering the name EXTERNAL_TAX_DOCUMENT_CHANGE into the relevant SAP transaction such as SE37 or SE38.

Function Group: FYTX_TAXM
Program Name: SAPLFYTX_TAXM
Main Program: SAPLFYTX_TAXM
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function EXTERNAL_TAX_DOCUMENT_CHANGE pattern details

In-order to call this FM within your sap programs, simply using the below ABAP pattern details to trigger the function call...or see the full ABAP code listing at the end of this article. You can simply cut and paste this code into your ABAP progrom as it is, including variable declarations.

CALL FUNCTION 'EXTERNAL_TAX_DOCUMENT_CHANGE'"Load external tax document from DB for changes
  EXPORTING
   I_REF_DOC_KEY =  "Reference accounting key

EXCEPTIONS
   NOT_FOUND = 1    FOREIGN_LOCK = 2    FAILED = 3 

.

IMPORTING Parameters details for EXTERNAL_TAX_DOCUMENT_CHANGE

I_REF_DOC_KEY - Reference accounting key

Data type: TAX_REF_DOC_KEY
Optional: No
Call by Reference: No ( called with pass by value option)

EXCEPTIONS details

NOT_FOUND - External tax document does not exist

Data type:
Optional: No
Call by Reference: Yes

FOREIGN_LOCK - External tax document is currently being processed by other user

Data type:
Optional: No
Call by Reference: Yes

FAILED - Error during retrieving external tax document

Data type:
Optional: No
Call by Reference: Yes

Copy and paste ABAP code example for EXTERNAL_TAX_DOCUMENT_CHANGE Function Module

The ABAP code below is a full code listing to execute function module POPUP_TO_CONFIRM including all data declarations. The code uses the original data declarations rather than the latest in-line data DECLARATION SYNTAX but I have included an ABAP code snippet at the end to show how declarations would look using the newer method of declaring data variables on the fly. This will allow you to compare and fully understand the new inline method. Please note some of the newer syntax such as the @DATA is not available until a later 4.70 service pack (SP8), which i why i have stuck to the origianl for this example.

ABAP code using 7.40 inline data declarations to call FM EXTERNAL_TAX_DOCUMENT_CHANGE

The below ABAP code uses the newer in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. Please note some of the newer syntax below, such as the @DATA is not available until 4.70 EHP 8.

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