Message type: E = Error
Message class:  FINS_TAX_VETO_CHECK - Message for US tax config veto check 
Message number: 007
Message text: The default TXJCD should be set as 'US0000000000000'.
Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.
To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.
Unfortunately, there isn't any extra information in this error notice.
First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).
Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.
You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.
The SAP error message FINS_TAX_VETO_CHECK007 indicates that there is an issue with the tax code configuration in the system. Specifically, it suggests that the default tax code (TXJCD) should be set to 'US0000000000000', which is typically a placeholder for a default tax code in the United States.
Cause: Incorrect Tax Code Configuration: The system is expecting a specific default tax code for transactions, and it is not set correctly. Missing Tax Code: The required tax code may not be defined in the system. Country-Specific Settings: The configuration for tax codes may not be aligned with the country-specific requirements, particularly for the United States in this case.
Solution: Check Tax Code Configuration: Go to the transaction code OBYZ (or navigate through the menu: SPRO > Financial Accounting > Tax on Sales/Purchases > Basic Settings > Check Tax Code). Verify that the default tax code is set to 'US0000000000000'. If it is not, update it accordingly. Define Missing Tax Code: If the
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
FINS_TAX_VETO_CHECK006 This procedure is already assigned to other country.
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
FINS_TAX_VETO_CHECK005 Structure change is not allowed cause this procedure is activated UJCS.
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
FINS_TDD000 *** Message 000 - 100 reserved for backend processing ******************
What causes this issue?  This sender value cannot be distributed by referring data, the reason may be sender value is initial, sender has no reference...
FINS_TDD001 Template &1 characteristics not found; check your template definition
What causes this issue?  No characteristic was found in the allocation template.System Response  The system issues an error message and will not allow...
Click on this link to search all SAP messages.