42 U.S.C. § 16213
Micro-cogeneration energy technology
(a) In general
The Secretary shall make competitive, merit-based grants to consortia for the development of micro-cogeneration energy technology.
(b) Uses
The consortia shall explore—
(1)
the use of small-scale combined heat and power in residential heating appliances;
(2)
the use of excess power to operate other appliances within the residence; and
(3)
the supply of excess generated power to the power grid.
( Pub. L. 109–58, title IX, § 923 , Aug. 8, 2005 , 119 Stat. 865 .)