| Parameter | Reference | Type | Length | Default | Optional | Text |
|---|---|---|---|---|---|---|
| I_ACNUM_EXT | BKK42-ACNUM_EXT | C | 35 | Internal Account Number | ||
| I_AKTDB | TBZ0K-AKTYP | C | 2 | Activity for Primary Table BKK40 | ||
| I_AKTYP | TBZ0K-AKTYP | C | 2 | Activity for Account to Be Maintained | ||
| I_BKKRS | BKK40-BKKRS | C | 4 | Bank Area | ||
| I_XSAVE | IBKK50-XSAVE | C | 1 | 'X' | X | Indicator: Save Mode? |