Posting Key in SAP

April 14, 2009 by mySAP
Filed under: SAP FI Configration, SAP Tutorial

The Posting Key is a two-digit numeric key that controls how document line items are entered and posted in the SAP system.

The Posting Key in SAP:

Specifies whether the each line item is a debit or credit

Specifies the Account Type: Customer, Vendor, G/L Account, Asset, MaterialDetermines other properties:

Sales related: Indicates the line item is used in the calculation of sales

Special G/L Transaction: Indicates the Posting Key relates to a special G/L transaction

Reversal Posting Key: Indicates the posting key used to reverse line items made with the current posting key

Payment Transaction: Indicates marked if the Posting Key is relevant to transactions related to incoming or outgoing payments

Contains Field Status definitions that are used as a factor in determining the screen layout when posting transactions.

In the SAP IMG, Default Document Type and initial Posting Key values may be defined for posting transactions.

When a posting transaction is executed in the SAP system, the Document Type and initial Posting Key are defaulted by the SAP system. These can be changed prior to posting the SAP document.