Offsetting entries in the SAP system have always been entered on the corresponding opposite side, e.g. receivables on the debit side and credit memos on the credit side. In this way, the account could be balanced even though sales volume entries were made on both sides of the account.
Now, you can use the billing type to determine whether 'negative adjustment' is to be carried out for certain billing types. When maintaining the billing type in Customizing, you can make the following settings in field XBEGP to determine how posting is carried out.
The company code must also be selected for this function.
You maintain negative adjustment in the 'negative adjustment' field "Maintain billing type".
For further information, see release note FI_40A_NEGATIVE_POST: Reversal and negative postings