nc:TaskName (NIEM Wayfarer 5.1)

nc:TaskName can be contained in any of these elements:

em:IncidentManagementTask (of nc:TaskType)
A task that is part of an incident response operation.
mo:MissionEssentialTask (of mo:MissionEssentialTaskType)
A specified or implied task that an organization must perform to accomplish the mission that is typically included in the mission statement.
em:PartnerTask (of nc:TaskType)
A task assigned to a partner organization.
nc:PlanTask (of nc:TaskType)
A function, assignment, or task that is part of a plan.
em:ScheduledTask (of nc:TaskType)
A task that an organization has that is scheduled to be completed.
mo:SupportingMissionEssentialTask (of mo:MissionEssentialTaskType)
A set of specific activities that contribute to accomplishment of a joint mission-essential task. Supporting tasks associated with a command or AMETL are accomplished by the JS or subordinate commands or agencies.
nc:Task (of nc:TaskType)
A clearly defined action or activity specifically assigned to an individual or organization that must be done as it is imposed by an appropriate authority.

NIEM Wayfarer 5.1