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Editorial AnalysisPolicy

CCS Can Lower Ethanol CI. A 45Q Claim Can Still Block 45Z.

Carbon capture can reduce an ethanol pathway's lifecycle emissions, but Section 45Z includes an anti-stacking rule for facilities receiving 45Q. Treasury's proposed facility definition shows why the boundary matters.

Published August 21, 2026Effective N/ARead →
Editorial AnalysisMarket

How much of ethanol's carbon intensity is actually on the farm?

S&P Global's chart of ethanol CI-reduction levers puts agriculture next to carbon capture and renewable energy as a decarbonization option, but its climate-smart-agriculture figure is an indicative scenario, not a current 45Z or farmer-CI adjustment.

Published August 13, 2026Effective N/ARead →
Editorial AnalysisCapital Markets

45Z is already showing up in biofuel earnings

Green Plains, The Andersons, and Aemetis are now reporting tens of millions of dollars of 45Z value in Q2 2026 earnings, and some are selling credits for cash and financing CI-reduction projects around them.

Published August 9, 2026Effective N/ARead →