44 CFR 10.10 - Preparation of environmental impact statements.
(a) Scoping. After determination that an environmental impact statement will be prepared and publication of the notice of intent, the Regional Administrator will initiate the scoping process in accordance with § 1501.7 of the CEQ regulations.
(b) Preparation. Based on the scoping process, the Regional Administrator will begin preparation of the environmental impact statement. Detailed procedures for preparation of the environmental impact statement are provided in part 1502 of the CEQ regulations.
(c) Supplemental Environmental Impact Statements. The Regional Administrator may at any time supplement a draft or final environmental impact statement. The Regional Administrator shall prepare a supplement to either the draft or final environmental impact statement when required under the criteria set forth in § 1502.9(2). The Regional Administrator will prepare, circulate, and file a supplement to a statement in the same fashion (exclusive of scoping) as a draft or final statement and will introduce the supplement into their formal administrative record.
(d) Circulation of Environmental Impact Statements. The Regional Administrator shall circulate draft and final environmental impact statements as prescribed in § 1502.19 of CEQ regulations. Prior to signing off on a draft or final impact statement, the Regional Administrator shall obtain the approval of the Environmental Officer and OCC.