The battalion was tasked with other roles such as security escorts for humanitarian missions and reconstruction efforts in the area and providing security for various visiting officials, including the Secretary of Defense, the Chairman of the Joint Chiefs of Staff and the Commandant of the Marine Corps. 4th LAAD Battalion also participated in support of Iraq's January 2005 legislative elections. For their efforts in Iraq, the battalion received a Navy Unit Commendation.
The battalion was responsible for security duties in Iraq, including humanitarian missions, reconstruction efforts, and protecting visiting officials like the Secretary of Defense, Chairman of the Joint Chiefs of Staff, and Commandant of the Marine Corps. They also participated in supporting Iraq's 2005 legislative elections.