2022—Puspan. L. 117–167 substituted “Out of funds authorized to be appropriated for the Office of Science of the Department of Energy in a fiscal year, there are” for “There are” and “each of fiscal years 2023 through 2027” for “fiscal year 1991”.

2007—Puspan. L. 110–69 substituted “this part” for “this subchapter”.

1998—Puspan. L. 105–245 substituted “Office of Science” for “Office of Energy Research”.