How To Fix COM_PRODUCT_TAX029 - Assignment of tax data for product &1 in country &2 not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_PRODUCT_TAX - Messages for Product Taxes

• Message number: 029

• Message text: Assignment of tax data for product &1 in country &2 not unique

What causes this issue?

The tax data for product &V1& in country &V2& cannot be uniquely
assigned to a tax data record in the connected SAP System.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check your entries in the Customizing activity <LS>Define Assignment of
Tax Data from ERP to CRM</> or implement your own assignment rules in
the Customizing activity <LS>Define Customer-Specific Assignment of Tax
Data from ERP to CRM</>.
To do this, choose <LS>Customizing</> in the <LS>Performance Assistant
</> toolbar.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message COM_PRODUCT_TAX029 - Assignment of tax data for product &1 in country &2 not unique ?

  The SAP error message COM_PRODUCT_TAX029 indicates that there is an issue with the assignment of tax data for a specific product in a particular country. This error typically arises when there are multiple tax classifications or tax rates defined for the same product in the same country, leading to ambiguity in determining which tax data should be applied.
  Cause:
  
  Duplicate Tax Classifications: There may be multiple tax classifications assigned to the same product for the same country, which creates confusion in the system.
  Incorrect Configuration: The tax configuration in the system may not be set up correctly, leading to overlapping or conflicting tax data.
  Data Entry Errors: Manual entry errors during the setup of tax data for products can lead to duplicates or inconsistencies.
  
  Solution:
  
  Review Tax Data: Check the tax data assigned to the product in the specified country. Look for any duplicate entries or conflicting tax classifications.
  Consolidate Tax Classifications: If you find multiple tax classifications for the same product and country, consolidate them into a single, correct classification.
  Adjust Configuration: Ensure that the tax configuration in the system is set up correctly. This may involve reviewing the tax codes, tax rates, and their assignments to products.
  Data Cleanup: If there are erroneous entries, clean up the data by removing duplicates or correcting the entries.
  Testing: After making changes, test the product tax assignment to ensure that the error no longer occurs.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like OVK1 (for tax classification) or OBYZ (for tax codes) to review and adjust tax settings.
  Documentation: Refer to SAP documentation or help guides related to tax configuration and product master data management for detailed steps and best practices.
  Support: If the issue persists after attempting the above solutions, consider reaching out to SAP support or consulting with an SAP expert for further assistance.
  
  By addressing the root cause of the error and ensuring that the tax data is unique and correctly configured, you should be able to resolve the COM_PRODUCT_TAX029 error.