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Assigned vs. Separated RINs: Understanding K1 and K2 Under the Renewable Fuel Standard

by Brianna Welsh | Feb 25, 2026 | RINs

If you’ve dipped your toes into the world of the Renewable Fuel Standard (RFS), you’ve likely bumped into the term RINs (Renewable Identification Numbers). These aren’t just random digits; they are the “currency” of the RFS program. However, a RIN’s...

Treasury and IRS Release Proposed 45Z Clean Fuel Tax Credit Rules

by Brianna Welsh | Feb 17, 2026 | RFS Updates, RINSTAR News, Tax Credits

On February 3, the U.S. Treasury and IRS released proposed regulations for the Section 45Z Clean Fuel Production Tax Credit, incorporating updates from the One Big Beautiful Bill passed in 2025. The rules are intended to help domestic producers determine eligibility...

Efficient Producer Petition (EP3) Guide for 2026: How Ethanol Plants Can Generate More RINs Under the RFS

by Brianna Welsh | Feb 6, 2026 | Compliance Reporting

As the Renewable Fuel Standard continues to evolve in 2026, the Efficient Producer Petition (EP3) process remains an important opportunity for ethanol facilities looking to maximize their RIN generation potential. EP3 allows producers to generate RINs on volumes...

EPA & Biofuels Roundup: Production Records, Policy Shifts, and Regulatory Updates

by Brianna Welsh | Jan 30, 2026 | Renewable Energy

Recent developments across production data, legislative activity, and federal budgeting point to a dynamic period for the U.S. renewable fuels market. New federal data highlights strong ethanol output and export demand, while lawmakers and regulators continue to...

2025 RIN Trends: How RINSTAR Data Compares to National RFS Activity

by Brianna Welsh | Jan 23, 2026 | RINs, RINSTAR News

As RFS compliance continues to evolve, 2025 provided helpful insight into how market participants are generating, trading, and managing RINs. Beyond high-level EPA totals, platform-level data offers a clearer picture of how compliance is handled day to day. We took a...
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Recent Posts

  • Assigned vs. Separated RINs: Understanding K1 and K2 Under the Renewable Fuel Standard
  • Treasury and IRS Release Proposed 45Z Clean Fuel Tax Credit Rules
  • Efficient Producer Petition (EP3) Guide for 2026: How Ethanol Plants Can Generate More RINs Under the RFS
  • EPA & Biofuels Roundup: Production Records, Policy Shifts, and Regulatory Updates
  • 2025 RIN Trends: How RINSTAR Data Compares to National RFS Activity
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