A transport group for container sterilization apparatuses a includes a conveyor belt, which defines an operational plane and advances along an advancement direction, and a number of support elements, mutually separated, and integral and movable with the conveyor belt. Each support element has longitudinal development transverse to the advancement direction and lying along a direction parallel to the operational plane. Each support element defines a number of shaped seats arranged along the longitudinal development. Each shaped seat is adapted to temporarily house a respective container.