; and (ii) until 30 days have elapsed after submission of the plan under clause (i)(IV). (E) Requirements for plan of Federal entity (i) Required contents A plan submitted by a Federal entity under subparagraph (D)(i)(I) with respect to a payment under this subsection shall include the following: (I) A plan and timeline for the activities to be conducted with such payment, including a description and the estimated cost of each effort included as part of each such activity. (II) A schedule for such activities, with incremental deliverables and that includes time for review by the NTIA of interim results and for the NTIA to advise the Director of OMB regarding subsequent payments. (III) Requirements for status reporting to the Director of OMB and the NTIA. (IV) Requirements for participation in any NTIA-led activities associated with the plan. (ii) Establishment of additional requirements for contents The Technical Panel established under section 113(h)(3) may establish additional requirements for the contents of the plan to be submitted under subparagraph (D)(i)(I) to facilitate review and approval or disapproval of the plan under subparagraph (F). (iii) Coordination by Federal entity with NTIA A Federal entity that is developing a plan to be submitted under subparagraph (D)(i)(I) shall coordinate with the NTIA during the development of the plan, including any research, engineering, or analysis activities included in the plan. (iv) Revised activities and updated plan (I) Revised activities If the NTIA, in consultation with the Director of OMB, determines that revisions to the activities that a Federal entity is conducting with a payment under this subsection are required to achieve the most efficient and effective use of spectrum by Federal entities in order to make frequencies available for reallocation for non-Federal use or shared Federal and non-Federal use, or a combination thereof, and for auction in accordance with such reallocation— (aa) the NTIA, in consultation with the Director of OMB, shall direct the