2024—Subsec. (e)(1). Pub. L. 118–51 substituted “33.3 percent” for “25 percent”.

2006—Subsec. (c)(2). Pub. L. 109–363, § 302(d), inserted “Canada,” after “United States,”.

Subsec. (e)(2)(B). Pub. L. 109–363, § 302(e), amended subpar. (B) generally. Prior to amendment, text read as follows:

“(i) Projects in the united states.—The non-Federal share required to be paid for a project carried out in the United States shall be paid in cash.

“(ii) Projects in foreign countries.—The non-Federal share required to be paid for a project carried out in a foreign country may be paid in cash or in kind.”