How To Fix MN488 - Item &2 in purchasing document &1 does not have a tax code

MN488 - Overview

• Message type: E = Error

• Message class: MN - Message class for subsequent settlement (Purchasing)

• Message number: 488

• Message text: Item &2 in purchasing document &1 does not have a tax code

What causes this issue?

&V3& = PO or material document
Item &V2& in purchasing document &V1& does not have a tax code. It is
not possible to update business volumes for
<DS:GLOS.3526C095AFAB52B9E10000009B38F974>subsequent settlement</>
from document type &V3& without a tax code.

System Response

The supplier business volumes cannot be updated.

How to fix this error?

Enter the tax code. You can then post the supplier business volumes.
Refer to the log for the exact document data.
SAP recommends having the tax code set in purchase order items
automatically.
You can determine whether or not purchase orders and scheduling
agreements can be saved without a tax code from the system message
(defined as either an error message or a warning) if you use <GL>
<GL:arrangement_type>rebate arrangement types with the time of the
update "purchase order/scheduling agreement" or "goods receipt".</>

Error message extract from SAP system. Copyright SAP SE.

MN488 - Details

• The SAP error message MN488 indicates that there is a missing tax code for a specific item in a purchasing document. This error typically arises during the processing of purchase orders, purchase requisitions, or other procurement-related documents when the system expects a tax code to be defined for the item but cannot find one.
  
  Cause:
  
  Missing Tax Code: The item in the purchasing document does not have a tax code assigned to it.
  Incorrect Material Master Data: The material associated with the item may not have a tax classification set up in the material master.
  Vendor Master Data: The vendor may not have the appropriate tax information configured.
  Purchasing Info Record: If the item is linked to a purchasing info record, it may not have a tax code defined.
  Document Type Settings: The document type used for the purchasing document may not be configured to handle tax codes properly.
  
  
  Solution:
  
  
  Assign a Tax Code:
  
  Go to the purchasing document