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

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8B307 - Details

• 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