Activate External Tax Document 
Activate External Tax Document
Use
The Activ flag determines if an external tax document can be updated into the external tax audit file for legal reporting purposes. This flag is read during the SD, MM and/or FI document posting process.
If this flag is not set, the tax information is lost and there is no external tax document updated to the external audit file.
Procedure
In Customizing for Financial Accounting, choose Financial Accounting Global Settings
® Tax on Sales/Purchases ® Basic Settings ® External Tax Calculation ® Activate External Updating (Table TRWCA).See also:
Update of the External Tax System Audit File Displaying Documents Sent to the External System