ANSWER KEY AND FEEDBACK
Correct Answer and Feedback
The command relationships that an engineer unit might experience
Organic units are a permanent part of a larger
The parent unit exercises full C2 over them.
Division engineer battalions and separate brigade engineer
companies are organic to the parent unit.
Assigned units are under the C2 of a higher
headquarters (usually above division level) on a relatively
Engineer units of an ENCOM are assigned
to the theater army.
Attached units are under the C2 of a gaining
commander unless limitations are imposed by the attachment
order. The commander's authority and responsibility is the
same as that for organic and assigned units, except
personnel transfer and promotion remain under the units
The gaining commander is also
responsible for logistical support of the attached engineer
OPCON. OPCON units are under the gaining commanders C2, and
the parent unit retains responsibility for administrative
engineer unit as he would attached engineers without the
burden of making logistical arrangement.
Within NATO, an
allied formation commander does not have the authority to
components from another national army.
An engineer unit
that is OPCON to an allied formation cannot be task-
organized by the formation commander.
OPCOM units are under the US unified or specified
commander's C2, and the parent unit retains responsibility
gives a commander the authority to assign missions or
tasks, deploy units, reassign forces, and retain or
delegate operational and tactical control.
(page 2-2, para 2-1)