How To Fix OB399 - Tax code &1 not valid or tax code check table not maintained

SAP Error Message - Details

• Message type: E = Error

• Message class: OB - IS-OIL Downstream TDP messages

• Message number: 399

• Message text: Tax code &1 not valid or tax code check table not maintained

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OB399 - Tax code &1 not valid or tax code check table not maintained ?

  The SAP error message OB399, which states "Tax code &1 not valid or tax code check table not maintained," typically occurs when there is an issue with the tax code configuration in the SAP system. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Invalid Tax Code: The tax code specified in the transaction does not exist in the system or is not valid for the current transaction.
  Check Table Not Maintained: The check table for tax codes may not be properly maintained, meaning that the system cannot validate the tax code against the necessary criteria.
  Configuration Issues: There may be issues in the configuration settings related to tax codes, such as missing entries in the relevant tables.
  Company Code Settings: The tax code may not be assigned to the company code being used in the transaction.
  
  Solution:
  
  
  Verify Tax Code: Check if the tax code specified in the transaction is correct. You can do this by navigating to the relevant configuration or using transaction codes like OB40 (for tax codes) to see if the tax code exists.
  
  
  Maintain Tax Code: If the tax code does not exist, you may need to create it. Use transaction code OB40 to create or modify tax codes. Ensure that the tax code is properly defined with the necessary parameters.
  
  
  Check Configuration: Ensure that the tax code is properly configured in the system. This includes checking the tax code settings in the relevant configuration paths (e.g., Financial Accounting > Financial Accounting Global Settings > Tax on Sales/Purchases).
  
  
  Company Code Assignment: Make sure that the tax code is assigned to the relevant company code. You can check this in the configuration settings for tax codes.
  
  
  Check for Updates: If you are working in a newly implemented or updated system, ensure that all necessary updates and patches have been applied, as these can sometimes resolve configuration issues.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on tax code configuration and troubleshooting.
  
  
  Related Information:
  
  Transaction Codes: 
  
  OB40: Maintain Tax Codes
  OBYZ: Maintain Tax Code Determination
  OBCL: Check Tax Code Configuration
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to tax code errors.
  User Roles: Ensure that you have the necessary authorizations to view and modify tax codes in the system.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in Financial Accounting (FI) to further investigate the problem.