The PR_FORM_CLSID property contains the 128-bit OLE globally unique identifier (GUID) of a form.
| Header file: | MAPITAGS.H |
| Must be exposed by: | Form objects |
| Identifier: | 0x3307 |
| Property type: | PT_CLSID |
| Property tag: | 0x33070048 |
The MAPIUID structure contains the definition of the unique identifier.