
SOURCE: Nikunj Mehta, UW Madison
June 8, 2026
BY Erin Krueger
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The RNG Coalition on June 1 filed a lawsuit in the U.S. Court of Appeals for the D.C. Circuit challenging the U.S. EPA’s decision to partially waive the 2025 cellulosic renewable volume obligation (RVO) in its recent RFS “Set 2” rule.
More than 1.93 billion RINs were generated under the RFS in April, up 3% when compared to the same month of last year, according to data released by the U.S. EPA on May 21. Total RIN generation for the first four months of 2026 reached 7.51 billion.
Rep. Mariannette Miller-Meeks, R-Iowa, pressed U.S. Energy Secretary Chris Wright on his support for biofuels and the administration’s request to reduce DOE funding for renewable fuels by 98% during an April 16 congressional hearing.
Nearly 1.93 billion RINs were generated under the RFS in March, up 1% when compared to March 2025, according to data released by the U.S. EPA on April 16. Total RIN generation for the first three months of the year reached nearly 4.9 billion.
A research team at Shenyang Agricultural University has developed a highly efficient biochar-supported catalyst that can convert biomass-derived chemicals into valuable industrial products under remarkably mild conditions.