When a requisition submitted by an agency to GSA requires procurement without providing for full and open competition, the agency submitting the requisition will be so notified and required to furnish specific information to assist GSA in preparing the required written justification. The GSA contracting officer will defer procurement action pending receipt of the requested information. If the requisitioning agency has prior knowledge that a requisition will require procurement without providing for full and open competition (e.g., sole source acquisition), sufficient information shall be included with the requisition to allow GSA to justify the procurement. Specifically, the information must include the following:
41 C.F.R. §101-26.105