How To Fix 8B311 - ISS tax rate for material &1 and date &2 not maintained

SAP Error Message - Details

• Message type: E = Error

• Message class: 8B - Localization (Brazil)

• Message number: 311

• Message text: ISS tax rate for material &1 and date &2 not maintained

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 8B311 - ISS tax rate for material &1 and date &2 not maintained ?

  The SAP error message 8B311 indicates that the ISS (Imposto sobre Serviços) tax rate for a specific material and date is not maintained in the system. This error typically arises in the context of Brazilian tax regulations, where the ISS tax is applicable to services.
  Cause:
  The error occurs when:
  
  The system is trying to process a transaction involving a material that is subject to ISS tax.
  The tax rate for that material and the specified date is not defined in the tax configuration.
  
  Solution:
  To resolve this error, you need to maintain the ISS tax rate for the relevant material and date. Here are the steps to do this:
  
  
  Access the Tax Configuration:
  
  Go to the transaction code OBYZ (or use the appropriate transaction for your version of SAP) to maintain tax rates.
  
  
  
  Maintain Tax Rate:
  
  Select the appropriate tax type for ISS.
  Enter the relevant details, including the material number and the effective date for the tax rate.
  Input the correct tax rate for the ISS.
  
  
  
  Check Material Master:
  
  Ensure that the material master data is correctly set up to reflect the tax classification that requires ISS.
  Use transaction code MM02 to check and update the material master if necessary.
  
  
  
  Validate Tax Jurisdiction:
  
  Ensure that the tax jurisdiction is correctly set up in the system, as this can affect the applicability of the ISS tax.
  
  
  
  Testing:
  
  After maintaining the tax rate, perform a test transaction to ensure that the error no longer appears.
  
  
  
  Related Information:
  
  Tax Configuration: Familiarize yourself with the tax configuration settings in SAP, especially for Brazilian tax regulations.
  Material Master Data: Understand how tax classifications are assigned in the material master and how they impact tax calculations.
  Documentation: Refer to SAP documentation or consult with your SAP support team for specific guidelines related to tax configuration in your version of SAP.
  
  If the issue persists after following these steps, it may be necessary to consult with your SAP functional consultant or support team for further investigation.