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ADDITIONAL INSIGHT

Policy

The Hidden Cost of Higher Ethanol: E15’s Fuel Economy Trade-off

March 11, 2025

On January 20, 2025, President Trump issued Executive Order 14156, declaring a “National Energy Emergency” and ordering the Environmental Protection Agency (EPA) to consider allowing year-round use of E15 (gasoline blended with 10.5-15.0% ethanol) across the U.S. Would enabling broader use of E15 really make a difference? What are the tradeoffs? The Lay of the...

Article

Stillwater LCFS 101

March 11, 2025

LCFS Program & Credit Market Overview The Low Carbon Fuel Standard (LCFS) is one of a suite of programs that falls under AB32, the California Global Warming Solutions Act of 2006, set up to reduce greenhouse gas (GHG) emissions in the state. AB32 was the first program in the U.S. to take a comprehensive, long-term...

Article

Canadian CFR 101

February 19, 2025

The Canadian Clean Fuel Regulations (CFR) program, enabled under the Canadian Environmental Protection Act, is designed to reduce vehicle emissions of greenhouse gases (GHGs) by reducing the average carbon intensity (CI)[1] of transportation fuels used in Canada. The regulations seek to promote the use of renewable fuels, stimulate investment in low-carbon technologies, and encourage sustainable practices across...

Policy

Driving Change: The West Coast’s Journey Toward RD and BD and Its Impacts on Supply

February 18, 2025

Transportation fuels supply on the U.S. West Coast has shifted dramatically in recent years. Restrictions on crude production and petroleum refinery and terminal permitting, opposition to increased vessel traffic, and proposals to limit refinery profits are all putting downward pressure on fuel supply. These have contributed to Phillips 66’s announced refinery closure and Chevron’s company...

Article

Washington Clean Fuel Standard (CFS) 101

January 22, 2025

The Washington State Clean Fuel Standard (CFS), signed into law in May 2021 via HB 1091, was modeled after California and Oregon’s low carbon fuel (LCF) programs. Like California’s Low Carbon Fuel Standard (LCFS) and Oregon’s Clean Fuels Program (CFP), the Washington CFS aims to reduce vehicle emissions of greenhouse gases (GHGs) by reducing the...

Policy

45Z – Emerging From the Mists

January 22, 2025

With the calendar flipping over from 2024 to 2025, the Biomass-Based Diesel Blenders Tax Credits (BTC – both the $1.00/gallon 40A credit for renewable diesel (RD) and biodiesel (BD) and the $1.25-$1.75/gallon 40B credit for sustainable aviation fuel) have expired and the new Clean Fuel Production Credit (better known by its section of the tax...
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