; or (ii) an environmental impact statement or environmental assessment prepared pursuant to a court order. (C) Record of decision (i) In general Except as provided in clause (ii), after the date on which the lead agency issues a record of decision for a project, the head of a Federal agency responsible for approving the project shall not rely on any environmental impact statement or environmental assessment prepared before that date. (ii) Environmental document of lead agency Notwithstanding clause (i), the head of a Federal agency may rely on an environmental impact statement or environmental assessment prepared by the lead agency after the date on which the lead agency issues a record of decision for the project. (D) Impact analysis On request by a project sponsor, a lead agency may adopt, use, or rely on a secondary or cumulative impact analysis that is included in any environmental impact statement or environmental assessment for a project located in the geographical area that is the subject of the secondary or cumulative impact analysis, if the secondary or cumulative impact analysis provides information that is applicable to the project. (2) State environmental documents (A) Adoption (i) In general On request by a project sponsor and subject to clause (ii), a lead agency may adopt as the environmental impact statement or environmental assessment for a project an environmental document prepared under State law, if the State law provides environmental protection and an opportunity for public involvement that is substantially similar to the environmental protection and opportunity for public involvement under this Act. (ii) Supplemental documents (I) In general A lead agency shall prepare and publish a supplement to an environmental document referred to in clause (i) before adopting the State environmental document if the lead agency determines that— (aa) a significant change has been made to the project that is relevant for purposes of the environmental review by the lead agency