PidLidPercentComplete Canonical Property

Applies to: Outlook 2013 | Outlook 2016

Indicates the progress the user has made on a task.

Associated properties:
Property set:
Long ID (LID):
Data type:


The value of this property must be a number greater than or equal to 0.0 and less than or equal to 1.0, where 1.0 indicates that work is completed and 0.0 indicates that work has not begun.

For a time-flagged message object, the value of this property must be set to 1.0 if the object is flagged completed, and should be set to 0.0 otherwise.

Protocol specifications


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


Defines several objects that model the electronic equivalent of tasks, task assignments, and task updates.


Specifies the properties and operations related to flagging.


Converts from Internet standard email conventions to message objects.


Converts between IETF RFC2445, RFC2446, and RFC2447, and appointment and meeting objects.


Handles the order and flow for data transfers between a client and server.

Header files


Provides data type definitions.

See also

MAPI Properties

MAPI Canonical Properties

Mapping Canonical Property Names to MAPI Names

Mapping MAPI Names to Canonical Property Names