How To Fix FKKINV042 - External tax data only for tax-relevant items

FKKINV042 - Overview

• Message type: E = Error

• Message class: FKKINV - Invoicing in Contract Accounts Receivable and Payable

• Message number: 042

• Message text: External tax data only for tax-relevant items

What causes this issue?

In a billing document item, you have entered an
<DS:DE.EXT_TAX_DATE_KK>external tax date</> but the item is not relevant
for tax (that is, not <DS:DE.POSTREL_KK>posting-relevant</> and has no
<DS:DE.PRINT_SUBSTITUTE_KK>substitute group for invoice printing</>).

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FKKINV042 - External tax data only for tax-relevant items ?

  The SAP error message FKKINV042 ("External tax data only for tax-relevant items") typically occurs in the context of invoicing and tax processing within the SAP system, particularly in the area of contract accounts receivable and payable (FI-CA). This error indicates that the system has detected an attempt to process external tax data for items that are not classified as tax-relevant.
  
  Cause:
  The error is usually triggered by one of the following reasons:
  
  Non-Tax-Relevant Items: The invoice or item being processed does not have tax relevance, meaning it is not subject to taxation. This could be due to the nature of the item or the configuration of the tax settings.
  Incorrect Configuration: The configuration settings for tax determination may not be set up correctly, leading the system to expect tax data where it should not.
  Missing Tax Codes: The tax codes assigned to the items may not be valid or may not correspond to the items