How To Fix 5C110 - Withholding tax data is not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: 5C - HR: Messages for Switzerland

• Message number: 110

• Message text: Withholding tax data is not unique

What causes this issue?

You have entered data in the "Amount" and "Percentage" fields. As a
result, withholding tax data is not unique.

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?

Enter data in just one of the "Amount" and "Percentage" fields. You can
also enter data in the "Scale" field in addition to one of the above
fields. In this instance, it is merely displayed in withholding tax
evaluations. It is not used to calculate withholding tax in payroll.

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 5C110 - Withholding tax data is not unique ?

  The SAP error message 5C110 ("Withholding tax data is not unique") typically occurs when there is ambiguity in the withholding tax data for a vendor or customer. This can happen when multiple withholding tax types or rates are defined for the same entity, leading to confusion in the system about which data to use.
  
  Cause:
  
  Multiple Withholding Tax Types: The vendor or customer may have multiple withholding tax types assigned, and the system cannot determine which one to apply.
  Duplicate Entries: There may be duplicate entries in the withholding tax configuration for the same vendor or customer.
  Missing or Incorrect Configuration: The withholding tax configuration may not be set up correctly, leading to conflicts in the data.
  Tax Jurisdiction Issues: If the tax jurisdiction is not properly defined or if there are overlapping jurisdictions, it can lead to this error.
  
  
  Solution:
  
  
  Check Vendor/Customer Master Data:
  
  Go to the vendor or customer master data and check the withholding tax