A coordinate system should be specified for spatial coordinates
This can be on the frame or
| Code | C.09.10 |
|---|---|
| Standard | NeTEx |
| Source | DATA4PT NeTEx Validation Rules Overview |
| Severity | 20 |
| Category | structure |
| Maturity | draft |
| Tags | data4pt, netex, structure |
| Retrieved | 2026-07-15 |