; (B) without Secretarial action under this section, the United States industry cannot reasonably be expected to provide consistently the capability for the needed essential medical technology or related materials in a timely manner; and (C) purchases, purchase commitments, or other action pursuant to this section are the most cost effective, expedient, and practical alternative method for meeting the need. (3) Notification to Congress of shortfall (A) In general Except as provided in paragraph (4), the Secretary shall provide written notice to the Committee on Banking, Housing, and Urban Affairs of the Senate and the Committee on Financial Services of the House of Representatives of a domestic industrial base shortfall prior to taking action under this subsection to remedy the shortfall. The notice shall include the determinations made by the Secretary under paragraph (2). (B) Aggregate amounts If the taking of any action under this subsection to correct a domestic industrial base shortfall would cause the aggregate outstanding amount of all such actions for such shortfall to exceed $5,000,000 within a five year period, the action or actions may be taken only after the 30-day period following the date on which the Committee on Banking, Housing, and Urban Affairs of the Senate and the Committee on Financial Services of the House of Representatives have been notified in writing of the proposed action. (4) Waiver authorized The Secretary may waive the requirements of paragraphs (1) through (3) during a period of national emergency declared by an Act of Congress or the President. (b) Secretarial findings (1) In general The Secretary may take the actions described in paragraph (2), if the Secretary finds— (A) under generally fair and equitable ceiling prices, for any raw or nonprocessed material, there will result a decrease in supplies from high-cost sources of such material, and that the continuation of such supplies is necessary to carry out the objectives of this section