[Code of Federal Regulations] [Title 49, Volume 6] [Revised as of October 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR512.10] [Page 63] TITLE 49--TRANSPORTATION CHAPTER V--NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 512_CONFIDENTIAL BUSINESS INFORMATION--Table of Contents Subpart C_Additional Requirements Sec. 512.10 Duty to amend. The submitter shall promptly amend any supporting information provided under Sec. 512.4 if the submitter obtains information upon the basis of which the submitter knows that the supporting information was incorrect when provided, or that the supporting information, though correct when provided to the agency, is no longer correct and the circumstances are such that a failure to amend the supporting information is in substance a knowing concealment.