(a) Civilian Government activities that do not have transportation officers, or otherwise need assistance on transportation matters, shall obtain assistance from-

(1) The GSA Regional Federal Supply Service Bureau that provides support to the activity or

(2) The transportation element of the contract administration office designated in the contract.

(b) Military installations shall obtain transportation assistance from the transportation office of the contracting activity, unless another military activity has been designated as responsible for furnishing assistance, guidance, or data. Military transportation offices shall request needed additional aid from the Military Surface Deployment and Distribution Command (SDDC).