How To Fix RAT013 - Pro rata VAT: Cannot determine coefficient date (country &1, tax code &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: RAT - Pro Rata VAT

• Message number: 013

• Message text: Pro rata VAT: Cannot determine coefficient date (country &1, tax code &2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RAT013 - Pro rata VAT: Cannot determine coefficient date (country &1, tax code &2) ?

  The SAP error message RAT013 indicates an issue with the pro-rata VAT calculation, specifically that the system cannot determine the coefficient date for a given country and tax code. This error typically arises in the context of VAT (Value Added Tax) calculations, particularly when dealing with partial exemptions or pro-rata calculations.
  Cause:
  The error can occur due to several reasons:
  
  Missing Configuration: The coefficient date for the specified country and tax code may not be configured in the system. This is often related to the pro-rata VAT calculation settings.
  Incorrect Tax Code: The tax code used in the transaction may not be set up correctly for pro-rata calculations.
  Missing Master Data: The relevant master data (e.g., vendor or customer master records) may not have the necessary information for VAT calculations.
  Period Settings: The period settings for the VAT coefficients may not be defined or may be incorrect.
  
  Solution:
  To resolve the RAT013 error, you can take the following steps:
  
  
  Check Configuration:
  
  Go to the configuration settings for VAT in your SAP system. You can find this under SPRO ? Financial Accounting ? Tax on Sales/Purchases ? Basic Settings ? Define Pro Rata Calculation.
  Ensure that the coefficient date is defined for the relevant country and tax code.
  
  
  
  Review Tax Code:
  
  Verify that the tax code used in the transaction is correctly set up for pro-rata VAT calculations. Check the tax code settings in SPRO ? Financial Accounting ? Tax on Sales/Purchases ? Check Tax Codes for Sales and Purchases.
  
  
  
  Check Master Data:
  
  Review the master data for the vendor or customer involved in the transaction. Ensure that all necessary fields related to VAT are filled out correctly.
  
  
  
  Validate Period Settings:
  
  Ensure that the periods for which the pro-rata coefficients are defined are correct and that the relevant periods are open for posting.
  
  
  
  Consult Documentation:
  
  If you are unsure about the configuration, refer to SAP documentation or consult with your SAP support team for guidance on setting up pro-rata VAT calculations.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on pro-rata VAT calculations.
  Transaction Codes: Familiarize yourself with transaction codes related to VAT configuration, such as OBYZ (for tax codes) and OBCO (for tax calculation procedures).
  Testing: After making changes, perform test transactions to ensure that the error is resolved and that VAT calculations are functioning as expected.
  
  By following these steps, you should be able to identify and resolve the cause of the RAT013 error in your SAP system.