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PidLidAppointmentStartWhole Canonical Property

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Represents the date and time when an appointment begins.

Associated properties:


Property set:


Long ID (LID):


Data type:




This property specifies the start date and time of the event. This property must be in Coordinated Universal Time (UTC) and must be less than the value of the dispidApptEndWhole (PidLidAppointmentEndWhole) property. For a recurring series, this property is the start date and time of the first instance according to the recurrence pattern.

Protocol Specifications


Provides property set definition and references to related Exchange Server protocol specifications.


Specifies the properties and operations for appointment, meeting request, and response messages.

Header Files


Provides data type definitions.