approved
(2) The term “approved”, with respect to an energy conservation measure or a renewable-resource energy measure, means any such measure which is included on a list of such measures which is published by the Administrator of the Federal Energy Administration pursuant to section 365(e)(1) of the Energy Policy and Conservation Act [ 42 U.S.C. 6325(e)(1) ]. The Administrator may, by rule, require that an energy audit be conducted as a condition of obtaining assistance under this section for a renewable-resource energy measure.