To identify requested service schedules
| Position | Element | Name | Type | Min/Max | Repeat | |
|---|---|---|---|---|---|---|
| 1 | 350 | Assigned Identification | Opt | Alphanumeric | 1/20 | AtMax 1 |
| 2 | 1430 | Day Rotation | Opt | Alphanumeric | 1/7 | AtMax 1 |
| 3 | 337 | Time | Rel | Time | 4/8 | AtMax 1 |
| 4 | 337 | Time | Opt | Time | 4/8 | AtMax 1 |
| 5 | 3 | Free-form Message | Opt | Alphanumeric | 1/60 | AtMax 1 |
| 6 | 212 | Unit Price | Opt | Decimal | 1/17 | AtMax 1 |
| 7 | 380 | Quantity | Opt | Decimal | 1/15 | AtMax 1 |
| 8 | 373 | Date | Rel | Date | 8/8 | AtMax 1 |
| 9 | 373 | Date | Opt | Date | 8/8 | AtMax 1 |
| 10 | 234 | Product/Service ID | Opt | Alphanumeric | 1/80 | AtMax 1 |
| 11 | 234 | Product/Service ID | Opt | Alphanumeric | 1/80 | AtMax 1 |