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

RAT013 - Overview

• 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

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.

Unfortunately, there isn't any extra information in this error notice.

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RAT013 - Details

• 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