; (2) implementing accountability measures and related activities authorized under such title; or (3) carrying out this section. . 6207. Limitation on overbuilding Title VI of the Rural Electrification Act of 1936 ( 7 U.S.C. 950bb et seq. ) is amended by adding at the end the following: 608. Limitation on overbuilding Any area in a proposed service area under this title shall not be considered unserved if an applicant in another Federal or State broadband program has received an obligation of funding to offer retail broadband service in the area not more than 5 years from the date of the obligation of funds, at a speed of at least 100 Mbps download and 20 Mbps upload. . C Miscellaneous 6301. Rural energy savings program Section 6407 of the Farm Security and Rural Investment Act of 2002 ( 7 U.S.C. 8107a ) is amended— (1) in subsection (b)— (A) in paragraph (1)— (i) in subparagraph (A), by inserting , if the entity continues to serve rural areas (as defined in section 343(a)(13)(A) of the Consolidated Farm and Rural Development Act ( 7 U.S.C. 1991(a)(13)(A) ) before the semicolon; (ii) in subparagraph (B), by striking or at the end; and (iii) by redesignating subparagraph (C) as subparagraph (E) and inserting after subparagraph (B) the following: (C) any Indian Tribe (as defined in section 4 of the Indian Self-Determination and Education Assistance Act ( 25 U.S.C. 5304 )); (D) any public, quasi-public, or nonprofit entity that uses innovative financing techniques and market development tools to accelerate the deployment of energy efficiency technology; or ; (B) by striking paragraph (2) and inserting the following: (2) Energy efficiency measures The term energy efficiency measures means, with respect to any property service by an eligible entity— (A) a structural improvement or investment in a cost-effective, commercial technology to increase energy efficiency (including cost-effective on-or off-grid renewable energy or energy storage system)