; and (C) supplied on or after January 1, 2033, equals 100 percent of the cost of the manufactured articles, materials, or supplies. (2) Applicability to research, development, test, and evaluation activities Contracts related to shipbuilding programs entered into under paragraph (1) to carry out research, development, test, and evaluation activities shall require that these activities and the components specified during these activities must meet the domestic content requirements delineated under paragraph (1). (3) Exclusion for certain manufactured articles Paragraph (1) shall not apply to manufactured articles that consist wholly or predominantly of iron, steel, or a combination of iron and steel. (4) Waiver The Secretary of Defense may request a waiver from the requirements under paragraph (1) in order to expand sourcing to members of the national technical industrial base (as that term is defined in section 4801 of title 10, United States Code). Any such waiver shall be subject to the approval of the Director of the Made in America Office and may only be requested if it is determined that any of the following apply: (A) Application of the limitation would increase the cost of the overall acquisition by more than 25 percent or cause unreasonable delays to be incurred. (B) Satisfactory quality items manufactured by a domestic entity are not available or domestic production of such items cannot be initiated without significantly delaying the project for which the item is to be acquired. (C) It is inconsistent with the public interest. (5) Rulemaking Not later than 180 days after the date of the enactment of this Act, the Secretary of Defense, in concurrence with the Director of the Made in America Office, shall issue rules to determine the treatment of the lowest price offered for a foreign end product for which 55 percent or more of the component articles, materials, or supplies of such foreign end product are manufactured substantially all from articles, materials, or supplies mined, produced, or manufactured