; and (2) for a project the construction of which is initiated during such period, in each fiscal year until such construction is complete. (b) Prioritization In selecting projects described in subsection (a) for which to initiate construction during any of fiscal years 2021 through 2027, the Secretary shall prioritize projects that are included in the most recent 20-year program for making capital investments developed under section 302(d) of the Water Resources Development Act of 1986 ( 33 U.S.C. 2251(d) ). 109. Implementation of water resources principles and requirements (a) In general Not later than 180 days after the date of enactment of this Act, the Secretary shall issue final agency-specific procedures necessary to implement the principles and requirements and the interagency guidelines. (b) Development of future water resources development projects The procedures required by subsection (a) shall ensure that the Secretary, in the formulation of future water resources development projects— (1) develops such projects in accordance with— (A) the guiding principles established by the principles and requirements; and (B) the national water resources planning policy established by section 2031(a) of the Water Resources Development Act of 2007 ( 42 U.S.C. 1962–3(a) ); and (2) fully identifies and analyzes national economic development benefits, regional economic development benefits, environmental quality benefits, and other societal effects. (c) Review and update Every 5 years, the Secretary shall review and, where appropriate, revise the procedures required by subsection (a). (d) Public review, notice, and comment In issuing, reviewing, and revising the procedures required by this section, the Secretary shall— (1) provide notice to interested non-Federal stakeholders of the Secretary’s intent to revise the procedures; (2) provide opportunities for interested non-Federal stakeholders to engage with, and provide input and recommendations to, the Secretary on the revision of the procedures