[Code of Federal Regulations] [Title 23, Volume 1] [Revised as of April 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 23CFR636.408] [Page 196] TITLE 23--HIGHWAYS CHAPTER I--FEDERAL HIGHWAY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 636_DESIGN-BUILD CONTRACTING--Table of Contents Subpart D_Exchanges Sec. 636.408 Can communications be used to cure proposal deficiencies? (a) No, communications must not be used to: (1) Cure proposal deficiencies or material omissions; (2) Materially alter the technical or cost elements of the proposal; and/or (3) Otherwise revise the proposal. (b) Communications may be considered in rating proposals for the purpose of establishing the competitive range.