[Code of Federal Regulations] [Title 14, Volume 5] [Revised as of January 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR1216.313] [Page 163] TITLE 14--AERONAUTICS AND SPACE CHAPTER V--NATIONAL AERONAUTICS AND SPACE ADMINISTRATION PART 1216_ENVIRONMENTAL QUALITY--Table of Contents Subpart 1216.3_Procedures for Implementing the National Environmental Policy Act (NEPA) Sec. 1216.313 Implementing and monitoring the decision. (a) Section 1505.3 of the CEQ Regulations provides for agency monitoring to assure that mitigation measures and other commitments associated with the decision and its implementation and described in the EIS are carried out and have the intended effects. (b) The responsible Headquarters official shall, as necessary, conduct the required monitoring and shall provide periodic reports as required by the Associate Administrator for Management. (c) If the monitoring activity indicates that resulting environmental effects differ from those described in the current documents, the Headquarters official shall reassess the environmental impact and consult with the Associate Administrator for Management to determine the need for additional mitigation measures and whether to prepare a supplement to the EIS (see 40 CFR 1502.9 of the CEQ Regulations). [44 FR 44485, July 30, 1979, as amended at 53 FR 9762, Mar. 25, 1988] [[Page 164]]