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

8B311 - Overview

• 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