; and (B) seek to achieve all energy efficiency measures that are available at lower cost than other energy supply options. 2. Federal renewable electricity standard Title VI of the Public Utility Regulatory Policies Act of 1978 ( 16 U.S.C. 2601 et seq.) is amended by adding after section 609 ( 7 U.S.C. 918c ) the following: 610. Federal renewable electricity standard (a) Definitions In this section: (1) Federal renewable electricity credit The term Federal renewable electricity credit means a credit, that represents, for purposes of compliance with this section, 1 megawatt hour of renewable electricity, issued pursuant to subsection (e). (2) Impacted community The term impacted community means— (A) an economically distressed area affected by environmental pollution or other hazards that can lead to— (i) exposure to the pollution or hazard, including negative public health effects resulting from that exposure; or (ii) environmental degradation; or (B) an economically distressed area affected by high unemployment due to— (i) a significant decline in coal mining activity; or (ii) the closure of a coal-fired power plant. (3) Indian land The term Indian land means— (A) any land within the limits of any Indian reservation, pueblo, or rancheria; (B) any land not within the limits of any Indian reservation, pueblo, or rancheria title to which on the date of enactment of this section was held by— (i) the United States for the benefit of any Indian Tribe or individual; or (ii) any Indian Tribe or individual subject to restriction by the United States against alienation; (C) any dependent Indian community