[Code of Federal Regulations] [Title 14, Volume 5] [Revised as of January 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR1216.312] [Page 161] TITLE 14--AERONAUTICS AND SPACE SPACE ADMINISTRATION PART 1216_ENVIRONMENTAL QUALITY--Table of Contents Subpart 1216.3_Procedures for Implementing the National Environmental Policy Act (NEPA) Sec. 1216.312 Timing. (a) Environmental impact statements are drafted when the Headquarters official has determined that the statement shall be prepared. No decision to proceed to the development/construction (or implementation) phase of the proposed action (the major decision point of Sec. 1216.304(b)) shall be made by NASA until the later of the following dates (Sec. 1506.10 of the CEQ Regulations); (1) Ninety days after publication of an EPA notice of a NASA draft EIS. (2) Thirty days after publication of an EPA notice of a NASA final EIS. (b) When necessary to comply with other specific statutory requirements, NASA shall consult with and obtain from EPA time periods other than those specified by the Council for timing of agency action.