The C-IED approach requires a comprehensive approach that is joint@ inter-agency and multinational. At the strategic level@ arrangements regarding information exchange with the host nation@ home countries@ international law enforcement agencies and other partners would significantly contribute to the success of the C-IED approach. This publication considers some of the wider aspects of C-IED@ concentrating on the joint military contribution. The IED threat exists in all environments where NATO operates. Therefore this document will make provision to handle the IED threat in all those dimensions. All operational level components can contribute to C-IED activities with different special capabilities. Purpose The purpose of Allied Joint Publication (AJP)-3.15(C)@ Allied Joint Doctrine for Countering Improvised Explosive Devices (C-IED) is to provide commanders and planning staffs with a framework and guidance for the approach known as C-IED. It will address the roles@ links and responsibilities of operational and strategic commands and the political guidance and oversight inherent in this process. A C-IED approach is necessary to counter the improvised explosive device (IED) threat. However@ the C-IED approach described in this publication is not an end in itself. The C-IED approach is a strand of activity for enabling an effect that contributes to a mission end-state.