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 [1] arrest [1] and execution except as provided in sections 1610 and 1611 of this chapter. (Added Pub. L. 94–583, § 4(a) , Oct. 21, 1976 , 90 Stat. 2895 .) [1] So in original. Probably should be followed by a comma. Editorial Notes References in Text The time of enactment of this Act, referred to in text, probably means the time of enactment of Pub. L. 94–583 , which was approved Oct. 21, 1976 . Statutory Notes and Related Subsidiaries Effective Date Section effective 90 days after Oct. 21, 1976 , see section 8 of Pub. L. 94–583 , set out as a note under section 1602 of this title .