A prior section 551 of Pub. L. 95–619 was classified to section 8261 of this title prior to the general amendment of this part by Pub. L. 100–615.

2020—Par. (4). Pub. L. 116–260 substituted “retrofit activities, or energy consuming devices and required support structures” for “or retrofit activities”.

1998—Par. (8). Pub. L. 105–388 substituted “geothermal” for “goethermal”.

1988—Pub. L. 100–615 amended section generally, substituting provisions relating to definitions for Federal energy management for former provision relating to budget treatment of energy conserving improvements by Federal agencies.