Texas made the largest jump in the rankings of the 2015 State Energy Efficiency Scorecard released Wednesday.

Texas moved up eight spots to rank 26th nationally after the state became more aggressive in policing proper energy code compliance for buildings as part of a partnership with the U.S. Department of Energy, according to the report by the American Council for an Energy-Efficient Economy.

Maryland, Illinois and the District of Columbia improved their scores more than Texas, but they did not move up as far in the state rankings because they were already listed much higher.

The report also highlights installing the most new capacity for combined heat and power generation, or cogeneration. Such power generation involves capturing the heat byproduct and putting it to use. Specifically, Texas added 525 megawatts of cogeneration through two new plants and two large expansions.

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