Section consists of subsec. (b) of section 23 of act June 10, 1920, as so designated by act Aug. 26, 1935. Subsec. (a) of section 23 of act June 10, 1920, is set out as section 816 of this title.

1986—Pub. L. 99–495 designated existing provisions as par. (1) and added par. (2).

1935—Act Aug. 26, 1935, § 210, amended section generally, inserting first sentence, and substituting “with foreign nations” for “between foreign nations”, “shall before such construction” for “may in their discretion” and “shall not construct, maintain, or operate such dam or other project works” for “shall not proceed with such construction”.

Amendment by Pub. L. 99–495 applicable to licenses, permits, and exemptions without regard to when issued, see section 18 of Pub. L. 99–495, set out as a note under section 797 of this title.