How To Fix 8B307 - Sub.Trib. for surcharge rate &1 and ICMS rate &2 is negative

8B307 - Overview

• Message type: E = Error

• Message class: 8B - Localization (Brazil)

• Message number: 307

• Message text: Sub.Trib. for surcharge rate &1 and ICMS rate &2 is negative

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 8B307 - Sub.Trib. for surcharge rate &1 and ICMS rate &2 is negative ?

  The SAP error message 8B307 indicates that there is an issue with the surcharge rate and ICMS (Imposto sobre Circulação de Mercadorias e Serviços) rate being negative in the context of Brazilian tax calculations. This error typically arises in the context of billing or invoicing processes where tax calculations are performed.
  
  Cause:
  
  Negative Values: The error occurs when the system encounters a negative value for either the surcharge rate or the ICMS rate. In tax calculations, negative rates are generally not valid, as they imply a refund or discount that is not properly configured.
  
  Configuration Issues: There may be incorrect configuration in the tax settings or master data related to the customer, material, or pricing conditions.
  Data Entry Errors: Manual entry errors in the pricing conditions or tax codes can lead to negative values being entered inadvertently.
  Custom Logic: If there are custom developments or enhancements in the pricing logic, they might be incorrectly calculating