40 CFR 1502.18 - Appendix.
If an agency prepares an appendix to an environmental impact statement the appendix shall:
(a) Consist of material prepared in connection with an environmental impact statement (as distinct from material which is not so prepared and which is incorporated by reference (§ 1502.21)).
(b) Normally consist of material which substantiates any analysis fundamental to the impact statement.
Title 40 published on 2013-07-01
no entries appear in the Federal Register after this date.