How To Fix 8A133 - Gross income tax coefficients do not add up to 1

SAP Error Message - Details

• Message type: E = Error

• Message class: 8A - Messages for Argentina

• Message number: 133

• Message text: Gross income tax coefficients do not add up to 1

What causes this issue?

The sum of all gross income tax coefficients, taken per company code,
year and distribution type, must be equal to one.

How to fix this error?

Please check again your entries.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 8A133 - Gross income tax coefficients do not add up to 1 ?

  The SAP error message 8A133 indicates that the gross income tax coefficients defined in the system do not sum up to 1. This error typically arises in the context of payroll processing, particularly when calculating income tax withholdings for employees.
  Cause:
  The error occurs when the coefficients for gross income tax (which are used to determine the tax withholding amounts) are incorrectly configured. Specifically, the sum of the coefficients assigned to different income brackets or categories must equal 1. If they do not, the system cannot accurately calculate the tax withholding, leading to this error message.
  Solution:
  To resolve this error, you need to check and correct the configuration of the gross income tax coefficients. Here are the steps to do so:
  
  
  Access the Configuration:
  
  Go to the SAP Easy Access screen and navigate to the payroll configuration settings. This is usually found under the following path:
  SPRO -> IMG -> Personnel Management -> Payroll -> Payroll for [Country] -> Basic Settings -> Define Tax Calculation
  
  
  
  
  Check Coefficients:
  
  Look for the section where the gross income tax coefficients are defined. This may be under a specific tax type or tax calculation schema.
  Review the coefficients assigned to each income bracket or category.
  
  
  
  Sum the Coefficients:
  
  Ensure that the sum of all the coefficients equals 1. If they do not, adjust the values accordingly. For example, if you have coefficients of 0.4, 0.3, and 0.2, they sum to 0.9, which is incorrect. You would need to adjust them to something like 0.5, 0.3, and 0.2 to make the total 1.
  
  
  
  Save Changes:
  
  After making the necessary adjustments, save your changes.
  
  
  
  Test the Payroll Run:
  
  Run a test payroll to ensure that the error no longer appears and that the tax calculations are now functioning correctly.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP documentation or help files specific to your version of SAP for detailed instructions on configuring tax coefficients.
  User Roles: Ensure that you have the necessary permissions to make changes to payroll configurations.
  Consult with Payroll Experts: If you are unsure about the correct coefficients or how to configure them, consult with your payroll department or an SAP payroll expert.
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or updates related to this error message.
  
  By following these steps, you should be able to resolve the error message 8A133 and ensure that your payroll tax calculations are accurate.