; (C) whether the project will require significant action by other Federal, State, or local agencies; (D) whether there is significant public dispute as to the nature or effects of the project; and (E) whether there is significant public dispute as to the economic or environmental costs or benefits of the project. (3) Notification Each time the Secretary makes a determination under this subsection, the Secretary shall provide written notice to the Committee on Natural Resources of the House of Representatives and the Committee on Energy and Natural Resources of the Senate as to the results of that determination, including an identification of the specific one or more factors used in making the determination that the project is complex. (4) Limitation The Secretary shall not extend the timeline for a project study for a period of more than 7 years, and any project study that is not completed before that date shall no longer be authorized. (d) Reviews Not later than 90 days after the date of the initiation of a project study described in subsection (a), the Secretary shall— (1) take all steps necessary to initiate the process for completing federally mandated reviews that the Secretary is required to complete as part of the study, including the environmental review process under section 5; (2) convene a meeting of all Federal, tribal, and State agencies identified under section 5(d) that may— (A) have jurisdiction over the project; (B) be required by law to conduct or issue a review, analysis, opinion, or statement for the project study; or (C) be required to make a determination on issuing a permit, license, or other approval or decision for the project study