| CUSTITEMDESC | char(50) | No | Customer Item Description - | IN |
| CUSTITEMSHORNAME | char(15) | No | Customer Item Short Name - | IN |
| STRTDATE | datetime | No | Substitute Items Effective Start Date - | IN |
| ENDDATE | datetime | No | Substitute Items Effective End Date - | IN |
| USRDEFND1 | char(50) | No | User Defined field - developer use only | IN |
| USRDEFND2 | char(50) | No | User Defined field - developer use only | IN |
| USRDEFND3 | char(50) | No | User Defined field - developer use only | IN |
| USRDEFND4 | varchar(8000) | No | User Defined field - developer use only | IN |
| USRDEFND5 | varchar(8000) | No | User Defined field - developer use only | IN |
| ErrorState | int | No | Return value: 0=No Errors, 1=Error Occurred | INOUT |