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IRS announces 2025 inflation adjustment factor for 45Z credit

July 24, 2025

BY Erin Krueger

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Calumet: Montana Renewables SAF expansion progressing on schedule

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By Erin Krueger

a day ago

Advanced Biofuels Operations Business 

Calumet Inc. on Aug. 8 confirmed its Montana Renewables biorefinery is currently running at full capacity. An initial phase of the company’s MaxSAF initiative remains on track to boost SAF capacity to up to 150 MMgy by mid-2026.

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As of July 2025, California’s SCFS requires renewable fuel producers using specified source feedstocks to secure attestation letters reaching back to the point of origin. This marks a significant shift in compliance expectations.

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The public comment period on the U.S. EPA’s proposed rule to set 2026 and 2027 RFS RVOs and revise RFS regulations closed Aug. 8. Biofuel groups have largely expressed support for the proposal but also outlined several ways to improve the rulemaking.

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The U.S. renewable fuels industry on Aug. 8 celebrated the 20th anniversary of the Renewable Fuel Standard. Federal lawmakers also marked the occasion with resolutions introduced in the House and Senate earlier this month.

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In celebration of World Biodiesel Day, MOL Group on Aug. 8 announced SAF was successfully produced for the first time at INA’s Rijeka Refinery during a pilot project to process biocomponent. Renewable diesel was also produced.

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