2024—Subsec. (b)(1). Pub. L. 118–47 inserted at end “Beginning on October 1, 2023, and thereafter, interest earned from investments made with any new appropriations to the Trust Fund shall only be available subject to appropriations and is authorized to be appropriated to carry out the provisions of this chapter.”

2009—Pub. L. 111–90 substituted “and Stewart L. Udall” for “Scholarship and Excellence in National Environmental Policy” in section catchline and in subsec. (a).

1998—Subsec. (a). Pub. L. 105–156, § 9(a), substituted “The Trust Fund” for “The fund” and “5609(a)” for “5609”.

Subsec. (b)(1). Pub. L. 105–156, § 9(b), substituted “Trust Fund” for “Fund” in two places.