; and (ii) a detailed statement with respect to each involved Federal agency and each factor listed in paragraph (1) regarding which agency should serve as lead agency. (B) Transmission The Council shall transmit a request received under subparagraph (A) to each involved Federal agency. (C) Response An involved Federal agency may, not later than 20 days after the date of the submission of a request under subparagraph (A), submit to the Council a response to such request. (D) Designation Not later than 40 days after the date of the submission of a request under subparagraph (A), the Council shall designate the lead agency with respect to the relevant proposed agency action. (b) One document (1) Document To the extent practicable, if there are 2 or more involved Federal agencies with respect to a proposed agency action and the lead agency has determined that an environmental document is required, such requirement shall be deemed satisfied with respect to all involved Federal agencies if the lead agency issues such an environmental document. (2) Consideration timing In developing an environmental document for a proposed agency action, no involved Federal agency shall be required to consider any information that becomes available after the sooner of, as applicable— (A) receipt of a complete application with respect to such proposed agency action; or (B) publication of a notice of intent or decision to prepare an environmental impact statement for such proposed agency action. (3) Scope of review In developing an environmental document for a proposed agency action, the lead agency and any other involved Federal agencies shall only consider the effects of the proposed agency action that— (A) occur on Federal land