Hi
The enhancement to be used in overhead calculation is COOM0001.. It has 3 components..
| Function module | Means | Include program | ||||
|---|---|---|---|---|---|---|
| EXIT_SAPLKASC_001 | Calculation base | LXKSCF01 | ||||
| EXIT_SAPLKASC_002 | Surcharge | LXKSCF02 | ||||
| EXIT_SAPLKASC_003 | Credit | LXKSCF03 |
I guess you will have to use the 2nd one
Br, Ajay M