; or (ii) is vital to the national security interests of the United States; and (B) before granting such waiver, provides to the appropriate congressional committees notice of, and a justification for, the waiver. (2) Timing for certain waivers Notification under subparagraph (B) of paragraph (1) shall be made not later than 15 days before granting a waiver under such paragraph if the Secretary grants such waiver under subparagraph (A)(ii) of such paragraph. (d) Regulatory authority The Secretary of State shall prescribe such regulations as may be necessary to carry out this section. 9. Financial measures (a) Blocking of property The President shall exercise all powers granted by the International Emergency Economic Powers Act ( 50 U.S.C. 1701 et seq.) (except that the requirements of section 202 of such Act ( 50 U.S.C. 1701 ) shall not apply) to the extent necessary to block and prohibit all transactions in all property and interests in property of a person on the list required under section 7(a) if such property and interests in property— (1) are in the United States; (2) come within the United States; or (3) are or come within the possession or control of a United States person. (b) Exception for importation of goods (1) In general The requirement to impose sanctions under subsection (a) shall not include the authority to impose sanctions with respect to the importation of goods. (2) Good defined In this subsection, the term good means any article, natural or manmade substance, material, supply or manufactured product, including inspection and test equipment, and excluding technical data. (c) Waiver for national security interests The President may waive the application of subsection (a) if the President— (1) determines that such waiver is vital for the national security interests of the United States