| 1 | Product Identification of the product set. |
| 2 | Licence Identification of the licence set. |
| 3 | Package Related numbers identifying a package such as a bar code label number related to a kanban card number, etc. |
| 4 | Vehicle reference set A code which indicates that the identities which follow are related to a particular vehicle which may have been previously identified. |
| 5 | Source database The source database of the data in a data set. |
| 6 | Target database The target database for the data in a data set. |
| 7 | Value list A coded or non coded list of values. |
| 8 | Contract The contract related item numbers. |
| 9 | Financial security Financial security identifier set. |
| 10 | Accounting A code to identify a set of numbers used for accounting. |
| 11 | Project A set of numbers to identify a project. |
| 12 | Work plan A set of numbers to identify a plan of work. |
| 13 | Work schedule A set of numbers to identify a schedule of work. |
| 14 | Resource A set of numbers to identify a resource. |
| 15 | Milestone event A set of numbers to identify a milestone event. |
| 16 | Interface work task A set of numbers to identify an interface work task. |
| 17 | Work task constraint A set of numbers to identify a work task constraint. |
| 18 | Data structure position number Position number(s) of a data structure's relevant components. |