; (B) another agency could administer more effectively; or (C) could operate more effectively if the program or activity were consolidated with other programs or activities; (2) publish the list compiled under paragraph (1) in— (A) with respect to each list compiled before the date of the implementation described in section 9601(b)(3) of title XCVI of the William M. (Mac) Thornberry National Defense Authorization Act for Fiscal Year 2021 ( 31 U.S.C. 1122 note) of the program inventory described in section 1122(a)(2)(B)(i) of this title, the pilot program described in section 9601(b)(2)(B) of title XCVI of that Act; and (B) with respect to each successive list, the program inventory described in section 1122(a)(2)(B)(i); and (3) submit the list compiled under paragraph (1) to— (A) the relevant congressional committees of jurisdiction of the agency; (B) the Committee on Appropriations of the Senate ; (C) the Committee on Homeland Security and Governmental Affairs of the Senate; (D) the Committee on Appropriations of the House of Representatives; and (E) the Committee on Oversight and Accountability of the House of Representatives. (c) Recommendations Based on guidance issued by the Director of the Office of Management and Budget, the head of an agency may submit to Congress recommendations for statutory changes to eliminate or consolidate programs or program activities identified under subsection (b)(1). . (c) Clerical amendment The table of sections for chapter 11 of title 31, United States Code, is amended by adding at the end the following: 1127. Identification of unnecessary agency programs or program activities. . (d) Effective date The amendments made by this section shall take effect on the date that is 120 days after the date of enactment of this Act.