| Code Value | Definition |
|---|---|
| B | Field Boundaries: Polygon is based on the outer boundaries of the field (i.e. vehicle GPS capabilities) |
| C | CLU: Existing FSA CLU was used to provide the shape/polygon |
| D | Digitized: Third party provider/producer has drawn/digitized the shape/polygon |
| F | FMIS: Shape/polygon has been created by the producer''s Farm Management Information System |
| R | Raw Controller File: Shape/polygon has been created from a producer submitted raw controller file |