To indicate the beginning of the Project Schedule Reporting Transaction Set and program identifying numbers
| Position | Element | Name | Type | Min/Max | Repeat | |
|---|---|---|---|---|---|---|
| 1 | 353 | Transaction Set Purpose Code | Mandatory | ID | 2/2 | 1 |
| 2 | 373 | Date | Mandatory | Date | 8/8 | 1 |
| 3 | 1164 | Network or Schedule Data Type | Mandatory | ID | 2/2 | 1 |
| 4 | 367 | Contract Number | Rel | Alphanumeric | 1/30 | 1 |
| 5 | 352 | Description | Rel | Alphanumeric | 1/80 | 1 |
| 6 | 127 | Reference Identification | Rel | Alphanumeric | 1/80 | 1 |
| 7 | 373 | Date | Opt | Date | 8/8 | 1 |
| 8 | 755 | Report Type Code | Opt | ID | 2/2 | 1 |
| 9 | 127 | Reference Identification | Opt | Alphanumeric | 1/80 | 1 |
| 10 | 352 | Description | Opt | Alphanumeric | 1/80 | 1 |
| 11 | 373 | Date | Opt | Date | 8/8 | 1 |
| 12 | 127 | Reference Identification | Opt | Alphanumeric | 1/80 | 1 |
| 13 | 786 | Security Level Code | Opt | ID | 2/2 | 1 |
| 14 | 799 | Version Identifier | Opt | Alphanumeric | 1/30 | 1 |