41 C.F.R. § 101-26.803-1
Discrepancies or deficiencies in shipments or material occur in four broad categories: Quality deficiencies, shipping discrepancies, transportation discrepancies, and billing discrepancies. When discrepancies or deficiencies occur, activities shall document them with sufficient information to enable initiation and processing of claims against suppliers and carriers. Procedures for documenting discrepancies or deficiencies are set forth in the GSA publication, Discrepancies or Deficiencies in GSA or DOD Shipments, Material, or Billings, issued by the Federal Supply Service, GSA. Copies of the publication may be obtained by submitting a completed GSA Form 457, FSS Publications Mailing List Application, (referencing mailing list code number ODDH-0001) to the following address: General Services Administration, Centralized Mailing List Service (CMLS-C), 819 Taylor Street, P.O. Box 17077, Fort Worth, TX 76102-0077.
41 C.F.R. §101-26.803-1
Copies of the GSA Form 457 may be obtained by writing the Centralized Mailing List Service.