28 U.S.C. § 1609
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), , 90 Stat. 2895.)
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 .
Section effective 90 days after , see section 8 of Pub. L. 94–583, set out as a note under section 1602 of this title.
1 So in original. Probably should be followed by a comma.