; and (2) would result in an increase in a subsidy cost. (c) Relationship to other requirements The analyses required under subsections (a) and (b) shall be in addition to any other cost analysis required under law for a regulation implementing this title, including any cost analysis that may be required pursuant to Executive Order 12866 (58 Fed. Reg. 51735; relating to regulatory planning and review), Executive Order 13563 (76 Fed. Reg. 3821; relating to improving regulation and regulatory review), or any related or successor orders. (d) Definition In this section, the term economically significant , when used with respect to a draft, proposed, or final regulation or executive action, means that the regulation or executive action is likely, as determined by the Secretary— (1) to have an annual effect on the economy of $100,000,000 or more; or (2) adversely to affect in a material way the economy, a sector of the economy, productivity, competition, jobs, the environment, public health or safety, or State, local, or tribal governments or communities. . (b) Prohibition on certain final rule Except as expressly authorized by an Act of Congress, the Secretary may not implement, administer, or enforce a final rule that is substantially similar to the proposed rule on Improving Income-Driven Repayment for the William D. Ford Federal Direct Loan Program published by the Department of Education in the Federal Register on January 11, 2023 (88 Fed. Reg. 1894 et seq.).