Supplemental statements
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
Except for proposals for legislation, as provided in CEQ Regulation (40 CFR 1502.9(c)), the Commission shall publish supplements to either draft or final environmental statements if:
(a) The Commission makes substantial changes in the proposed action that are relevant to environmental concerns; or
(b) There are significant new circumstances or information relevant to environmental concerns and bearing on the proposed action and its impacts. In the course of a trade regulation rule proceeding, the supplement will be placed in the rulemaking record.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.