; (II) the potential for undertaking the environmental review under existing emergency procedures under the National Environmental Policy Act of 1969 ( 42 U.S.C. 4321 et seq. ); (III) the need for cooperation and concurrent reviews by other Federal or State agencies; and (IV) the prospect for undue delay if the project is not designated for priority review. ; (3) in subsection (c) by striking an airport capacity enhancement project at a congested airport or a project designated under subsection (b)(3) and inserting a project described or designated under subsection (b) ; (4) in subsection (d) by striking each airport capacity enhancement project at a congested airport or a project designated under subsection (b)(3) and inserting a project described or designated under subsection (b) ; (5) in subsection (h) by striking designated under subsection (b)(3) and all that follows through congested airports and inserting described in subsection (b)(1) ; (6) in subsection (j)— (A) by striking For any and inserting the following: (1) In general For any ; and (B) by adding at the end the following: (2) Deadline The Secretary shall define the purpose and need of a project not later than 45 days after— (A) the submission of the appropriately completed proposed purpose and need description of the airport sponsor; and (B) any appropriately completed proposed revision to a development project that affects the purpose and need description previously prepared or accepted by the Federal Aviation Administration. (3) Assistance The Secretary shall provide all airport sponsors with technical assistance in drafting purpose and need statements and necessary supporting documentation for projects involving Federal approvals from more than 1 Federal agency. ; (7) in subsection (k)— (A) by striking an airport capacity enhancement project at a congested airport or a project designated under subsection (b)(3) and inserting a project described or designated under subsection (b)