A line battlegroup was comprised of three line regiments, an assault regiment, and . It included 14,410 personnel, 511 repulsorcraft, and 53 heavy tanks. Since the rise of the Alliance to Restore the Republic, line battlegroups were considered to be understrength.
Line battlegroups could be augmented by the addition of another line regiment, 2 artillery regiments, and a repulsorlift regiment.
- Imperial Sourcebook
- Star Wars Miniatures Battles Companion
- Imperial Sourcebook, Second Edition
- Star Wars: Imperial Handbook: A Commander's Guide