| Container | C | Container Options: IfcProject, IfcWorkPlan or aggregated IfcWorkSchedule | Generic Data |
| Global ID | G | Optional Global identifier (GUID) formated to IFC string syntax. Automatic assignment if empty | Text |
| Name | N | Element Name | Text |
| Desc | D | Description | Text |
| Identification | I | Identification | Text |
| Creators | C | IfcPerson Creators | Generic Data |
| Purpose | P | Purpose | Text |
| IfcDuration | D | IfcDuration | Generic Data |
| TotalFloat | F | Total Float IfcDuration | Generic Data |
| Start | S | Start Date | Generic Data |
| Finish | F | Finish Date | Generic Data |
| Type | T | Type(0=ACTUAL 1=BASELINE 2=PLANNED 3=USERDEFINED 4=NOTDEFINED) | Integer |