14 CFR 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 § 1216.304(b)) shall be made by NASA until the later of the following dates (§ 1506.10 of the CEQ Regulations);
Title 14 published on 2014-01-01
no entries appear in the Federal Register after this date.