Date/Time Due

Basic Definition | Description| | Example

Basic Definition

Property Name
This property defines the date and time that a to-do is expected to be completed.
Value Type
The default value type is DATE-TIME. The value type can be set to a DATE value type.
Property Parameters
Non-standard, value data type, time zone identifier property parameters can be specified on this property.
The property can be specified once in a "VTODO" calendar component.


The value MUST be a date/time equal to or after the DTSTART value, if specified.

Format Definition

The property is defined by the following notation:

  due        = "DUE" dueparam":" dueval CRLF

  dueparam   = *(
             ; the following are optional,
             ; but MUST NOT occur more than once

             (";" "VALUE" "=" ("DATE-TIME" / "DATE")) /
             (";" tzidparam) /

             ; the following is optional,
             ; and MAY occur more than once

               *(";" xparam)


  dueval     = date-time / date
  ;Value MUST match value type


The following is an example of this property: