Depending on the mission it may be assigned explosive ordnance disposal, civil affairs or a tactical combat force.
By modern doctrine MEB can control operational areas and are assigned a tactical combat force, usually in the form of a maneuver infantry battalion.
In addition to its attached maneuver combat battalion for security and rear area defense operations.
Unified combatant commanders may also attach these brigades directly to the Army service component command in order to serve in the theater army rear area of operations or joint security area, where the MEB serves as the force protection unit for the US force headquarters.
This organization is one of five types of multifunctional support brigades that have been established under the transformation to the modular force.