'Declaration Public Property Until As Nullable(Of Date)
public Nullable<DateTime> Until {get; set;}
You can limit the recurrence to a date-time. Recurrence will stop recurring after that date-time. However note that the last recurrence can start on this date-time. Also note that Count and Until are exclusive. You should only specify one but not both.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2