; or (2) maintains significant amounts denominated in Iranian digital currency outside the territory of Iran. (b) Sanctions described The sanctions to be imposed on a foreign person under this subsection are the following: (1) Correspondent and payable-through account limitations With respect to any digital currency exchange subject to sanctions under subsection (a), prohibiting the opening, and imposing strict conditions on the maintaining, in the United States of a correspondent account or payable-through account by the digital currency exchange. (2) Blocking of property Blocking and prohibiting all transactions in all property and interests in property of the foreign person if such property and interests in property are in the United States, come within the United States, or are or come within the possession or control of a United States person. (3) Visa ban With respect to a foreign person who is an alien, inadmissibility to the United States and ineligibility to receive a visa or other documentation to enter the United States. (c) Exception To comply with united nations headquarters agreement and other international obligations The sanctions under subsection (b)(3) may not be imposed on an individual if admitting that individual to the United States is necessary to permit the United States to comply with the Agreement regarding the Headquarters of the United Nations, signed at Lake Success June 26, 1947, and entered into force November 21, 1947, between the United Nations and the United States, or with other applicable international obligations. 306. Report on progress of Government of Iran in creating a sovereign cryptocurrency (a) In general Not later than 120 days after the date of the enactment of this Act, the Secretary of the Treasury shall submit to Congress a report on the status of the progress of the Government of Iran in creating a sovereign cryptocurrency. (b) Elements The report required by paragraph (1) shall include the following: (1) An assessment of the progress of the Government of Iran in