How To Fix CA_TTE637 - Maintain tax code &1 in access sequence &2

CA_TTE637 - Overview

• Message type: E = Error

• Message class: CA_TTE - TTE Messages

• Message number: 637

• Message text: Maintain tax code &1 in access sequence &2

What causes this issue?

In the header data, the user has indicated that tax calculation is
required from a tax code. In Tax Code Values, a tax code &V2& that has
not been maintained as a key field for the access sequence &V3& has
been entered.
However, as the input document is complete, the system uses the next
suitable access sequence to determine the tax rate.

System Response

The tax code is not used for tax determination.

How to fix this error?

In Customizing for TTE
Choose <DS:SIMG.SIMGEXEMTAXRATEMAINT>Maintain Tax Rates and Exemptions
</>.
Maintain the tax code &V2& in the tax code access sequence &V3& .
Choose <ZK>Save</>.
To update Customizing settings, choose <DS:SIMG.SIMG_REFRESH>Immediate
Customizing Refresh</>.

Procedure for System Administrators

In the output document, check the tax procedure log on item level.

Error message extract from SAP system. Copyright SAP SE.

CA_TTE637 - Details

• The SAP error message CA_TTE637, which states "Maintain tax code &1 in access sequence &2," typically occurs in the context of tax determination in SAP, particularly when the system is unable to find a valid tax code for a specific access sequence during a transaction.
  
  Cause:
  
  Missing Tax Code: The specified tax code (&1) is not maintained in the access sequence (&2) for the relevant tax determination procedure.
  Incorrect Configuration: The access sequence may not be properly configured to include the necessary tax codes.
  Data Inconsistency: There may be inconsistencies in the master data or configuration settings related to tax codes and access sequences.
  
  
  Solution:
  
  
  Maintain Tax Code:
  
  Go to the configuration settings for tax determination in SAP.
  Navigate to the relevant access sequence (transaction code: SPRO -> Financial Accounting -> Tax on Sales/Purchases -> Basic Settings -> Check Calculation Procedure).
  Ensure that the tax code specified in the error message is included in the access sequence.
  If it is