; (2) to coordinate preparation of a unified environmental record that will serve as the basis for all Federal decisions necessary to authorize the use of Federal land for qualifying projects; and (3) to coordinate all Federal agency reviews necessary for qualifying project development and construction of qualifying projects. (b) Coordination process The Commissioner shall have the following coordination responsibilities: (1) Early coordination Lead early coordination, prior to the application of the National Environmental Policy Act of 1969 ( 42 U.S.C. 4321 et seq.), as follows: (A) On request from a project sponsor, advise the project sponsor in developing a substantially complete proposal for the qualifying project, including explaining applicable processes, data requirements, and applicant submissions necessary to complete the required Federal agency reviews within the timeframe established. (B) Review a final proposal submitted by a project sponsor and, not later than 30 days after receipt of the final proposal, make a determination whether— (i) the final proposal is a substantially complete proposal