How To Fix 5D779 - Entry for special rule not allowed for tax obligation & on &

SAP Error Message - Details

• Message type: E = Error

• Message class: 5D - Error Messages for German Infotype Module Pools

• Message number: 779

• Message text: Entry for special rule not allowed for tax obligation & on &

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 5D779 - Entry for special rule not allowed for tax obligation & on & ?

  The SAP error message 5D779 ("Entry for special rule not allowed for tax obligation & on &") typically occurs in the context of tax determination and configuration in SAP, particularly when dealing with special tax rules or obligations. This error indicates that there is an issue with the configuration of tax codes or the assignment of tax obligations in the system.
  Cause:
  
  Incorrect Tax Configuration: The tax code or special rule being used may not be correctly configured in the system.
  Invalid Tax Obligation: The tax obligation associated with the transaction may not allow for the use of the specified special rule.
  Missing or Incorrect Master Data: The master data (such as customer/vendor master records) may not be set up correctly to support the special tax rule.
  Incompatibility: The special rule may not be compatible with the specific tax obligation or the transaction type being processed.
  
  Solution:
  
  
  Check Tax Configuration:
  
  Go to the transaction code OBYZ (for tax codes) and verify that the tax code is correctly configured.
  Ensure that the special rule is allowed for the specific tax obligation.
  
  
  
  Review Tax Obligation:
  
  Check the tax obligation settings in the configuration (transaction code OBB8 or similar) to ensure that the special rule is applicable.
  Make sure that the tax obligation is correctly assigned to the relevant company code and transaction type.
  
  
  
  Validate Master Data:
  
  Review the customer or vendor master data to ensure that the tax information is correctly maintained.
  Check if the tax classification is set correctly for the relevant master records.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help notes related to tax configuration and special rules to understand the requirements and limitations.
  
  
  
  Testing:
  
  After making changes, perform a test transaction to see if the error persists.
  
  
  
  Consult SAP Support:
  
  If the issue cannot be resolved through configuration changes, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OBYZ (Tax Codes), OBB8 (Tax Obligation), and others related to tax configuration.
  SAP Notes: Search for SAP Notes related to error 5D779 for any specific patches or updates that may address the issue.
  Documentation: Review SAP Help Portal for detailed information on tax configuration and special rules.
  
  By following these steps, you should be able to identify the root cause of the error and implement the necessary changes to resolve it.