Extended Data Type: BASLookupFieldId (Field ID)
| Property | Value |
| Alignment | Auto |
| AllowNegative | Auto |
| ArrayLength | 1 |
| ButtonImage | Arrow |
| ConfigurationKey | BAS |
| DisplaceNegative | Auto |
| DisplayLength | Auto |
| Extends | |
| FormHelp | |
| HelpText | @SYS71744 (Field ID to be used for grouping fields) |
| Label | @SYS28466 (Field ID) |
| Name | BASLookupFieldId |
| RotateSign | Auto |
| ShowZero | Auto |
| SignDisplay | Auto |