28 U.S.C. § 1609 : US Code - Section 1609: Immunity from attachment and execution of property of a foreign state

Search 28 U.S.C. § 1609 : US Code - Section 1609: Immunity from attachment and execution of property of a foreign state

Subject to existing international agreements to which the United
States is a party at the time of enactment of this Act the property
in the United States of a foreign state shall be immune from
attachment arrest and execution except as provided in sections 1610
and 1611 of this chapter.