F13 is used to clear customer,vendor and GL line items before that u need to define clearing rules tcode OB74
Automatic clearing program can group together the items of an account that have the same entries in the following field:
- Reconciliation A/c
- Currency
- Special GL Indicator
- Five freely defined criteria from Doc header/line item- for Eg-
- A Assignment number
- B Reference number etc.
Thi program does not clear:
A - Noted items
B - Statistical posting and certain SPL G/L trans relating to Bills of Exchange
C - Down Payment can only be cleared if Dwn Pmt Clearing items of same amount have already been posted
D - Items with WHT entries