To provide train assignment as to its identification and departure
| Position | Element | Name | Type | Min/Max | Repeat | |
|---|---|---|---|---|---|---|
| 1 | 140 | Standard Carrier Alpha Code | Mandatory | ID | 2/4 | 1 |
| 2 | 309 | Location Qualifier | Rel | ID | 1/2 | 1 |
| 3 | 310 | Location Identifier | Rel | Alphanumeric | 1/30 | 1 |
| 4 | 19 | City Name | Rel | Alphanumeric | 2/30 | 1 |
| 5 | 156 | State or Province Code | Rel | ID | 2/2 | 1 |
| 6 | 26 | Country Code | Opt | ID | 2/3 | 1 |
| 7 | 41 | Interchange Train Identification | Opt | Alphanumeric | 1/10 | 1 |
| 8 | 373 | Date | Opt | Date | 8/8 | 1 |
| 9 | 337 | Time | Opt | Time | 4/8 | 1 |
| 10 | 140 | Standard Carrier Alpha Code | Opt | ID | 2/4 | 1 |
| 11 | 140 | Standard Carrier Alpha Code | Opt | ID | 2/4 | 1 |
| 12 | 41 | Interchange Train Identification | Opt | Alphanumeric | 1/10 | 1 |