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Delek's Full SRE Approval: Is RIN Relief Set to Improve Margins?
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Key Takeaways
Delek Refining received a full 2025 SRE, exempting its applicable RFS obligation.
DK reported $230.9 million in RVO adjustments for the first six months of 2026.
Delek's 2026 and 2027 earnings estimates rose 72.20% and 163.66%, respectively.
Delek US Holdings (DK - Free Report) secured a full small refinery exemption (“SRE”) from the U.S. Environmental Protection Agency (“EPA”) for the 2025 compliance year, providing relief from the Renewable Fuel Standard (“RFS”) obligation associated with its Delek Refining petition. The decision is significant because Renewable Identification Number (“RIN”) costs have remained a major expense for refiners and can vary sharply with credit prices.
On Aug. 31, 2026, the EPA announced decisions on 34 SRE petitions covering the 2025 compliance year. The agency granted full 100% exemptions to 18 petitions, partial 50% exemptions to 11, denied three and deemed two ineligible. Overall, the decisions exempted 1.76 billion RINs covering 29 small refineries. The EPA also said it plans to propose reallocating 100% of the difference between projected and actual exempted volumes into the 2026 and 2027 Renewable Volume Obligations (“RVO”).
Delek Refining was among the facilities receiving a full exemption. That means the applicable 2025 RFS obligation covered by its petition is fully exempted. However, the EPA has not disclosed the refinery-specific number of RINs tied to Delek’s exemption, making it too early to estimate the exact dollar benefit.
Why the SRE Matters to Delek’s RIN Costs
The potential relief is meaningful because RFS compliance has been one of Delek’s highest operating costs. The company’s second-quarter 2026 results underscored the size of that burden. Delek reported a $148.6 million adjustment for the RVO shortfall related to expected SREs in the June quarter. For the first six months of 2026, the adjustment totaled $230.9 million, or $178.9 million on a net-of-tax basis.
Investors should not, however, treat those figures as the immediate cash benefit from the Aug. 31 EPA decision. Delek said it began including the expected benefit from current-year SREs in the non-GAAP measures starting with the September 2025 quarter, based on applicable laws and regulations. Therefore, the RVO adjustment reported in the second quarter already reflected an expected exemption benefit in Delek’s non-GAAP presentation.
The latest ruling could still improve Delek’s RIN economics by confirming full relief for the Delek Refining petition. The ultimate benefit will depend on the number of RINs covered, credit prices and the accounting treatment of the exemption and related RIN retirements.
How Do Delek’s Peers Compare?
The regulatory relief is not exclusive to Delek.
HF Sinclair (DINO - Free Report) received a mixed outcome. Its Casper and Parco refineries received 50% exemptions, the Tulsa East refinery received a full exemption and the Artesia and Woods Cross refineries received unfavorable decisions. HF Sinclair therefore has a more varied exposure to the latest SRE ruling than Delek.
Marathon Petroleum (MPC - Free Report) also received relief for its Mandan refinery, although the exemption was partial. Unlike Delek, which received a full grant for Delek Refining, Marathon Petroleum’s partial exemption provides only 50% relief for the affected refinery. This places Delek in a relatively favorable position among refiners receiving SRE decisions, while Marathon Petroleum and HF Sinclair face more mixed outcomes.
The latest SRE decision allows Delek to reduce part of the RFS-related burden that has weighed on refining economics. The key issue for investors will be the actual RIN benefit recognized by Delek and how it incorporates the exemption into financial results.
Over the past 12 months, Delek has delivered a strong 117.8% share-price gain, while Marathon Petroleum and HF Sinclair have advanced 134.2% and 120.8%, respectively.
12-Month Share Price Performance — DK vs. MPC vs. DINO
Image Source: Zacks Investment Research
DK Valuation Looks Competitive as Earnings Estimates Rise
DK’s valuation appears attractive relative to peers, with the stock trading at 6.57X forward P/E, below Marathon Petroleum’s 7.67X and HF Sinclair’s 8.49X.
DK, MPC and DINO's Forward P/E
Image Source: Zacks Investment Research
More importantly, the estimate revision trend for Delek has turned sharply positive. Over the past 60 days, the Zacks Consensus Estimate for 2026 earnings per share has climbed 72.20% to $15.55 from $9.03, while the same for 2027 has jumped 163.66% to $10.81 from $4.10. The magnitude of these upward revisions reflects a notable improvement in analysts’ earnings expectations.
View the Zacks #1 Rank List
Image: Bigstock
Delek's Full SRE Approval: Is RIN Relief Set to Improve Margins?
Key Takeaways
Delek US Holdings (DK - Free Report) secured a full small refinery exemption (“SRE”) from the U.S. Environmental Protection Agency (“EPA”) for the 2025 compliance year, providing relief from the Renewable Fuel Standard (“RFS”) obligation associated with its Delek Refining petition. The decision is significant because Renewable Identification Number (“RIN”) costs have remained a major expense for refiners and can vary sharply with credit prices.
On Aug. 31, 2026, the EPA announced decisions on 34 SRE petitions covering the 2025 compliance year. The agency granted full 100% exemptions to 18 petitions, partial 50% exemptions to 11, denied three and deemed two ineligible. Overall, the decisions exempted 1.76 billion RINs covering 29 small refineries. The EPA also said it plans to propose reallocating 100% of the difference between projected and actual exempted volumes into the 2026 and 2027 Renewable Volume Obligations (“RVO”).
Delek Refining was among the facilities receiving a full exemption. That means the applicable 2025 RFS obligation covered by its petition is fully exempted. However, the EPA has not disclosed the refinery-specific number of RINs tied to Delek’s exemption, making it too early to estimate the exact dollar benefit.
Why the SRE Matters to Delek’s RIN Costs
The potential relief is meaningful because RFS compliance has been one of Delek’s highest operating costs. The company’s second-quarter 2026 results underscored the size of that burden. Delek reported a $148.6 million adjustment for the RVO shortfall related to expected SREs in the June quarter. For the first six months of 2026, the adjustment totaled $230.9 million, or $178.9 million on a net-of-tax basis.
Investors should not, however, treat those figures as the immediate cash benefit from the Aug. 31 EPA decision. Delek said it began including the expected benefit from current-year SREs in the non-GAAP measures starting with the September 2025 quarter, based on applicable laws and regulations. Therefore, the RVO adjustment reported in the second quarter already reflected an expected exemption benefit in Delek’s non-GAAP presentation.
The latest ruling could still improve Delek’s RIN economics by confirming full relief for the Delek Refining petition. The ultimate benefit will depend on the number of RINs covered, credit prices and the accounting treatment of the exemption and related RIN retirements.
How Do Delek’s Peers Compare?
The regulatory relief is not exclusive to Delek.
HF Sinclair (DINO - Free Report) received a mixed outcome. Its Casper and Parco refineries received 50% exemptions, the Tulsa East refinery received a full exemption and the Artesia and Woods Cross refineries received unfavorable decisions. HF Sinclair therefore has a more varied exposure to the latest SRE ruling than Delek.
Marathon Petroleum (MPC - Free Report) also received relief for its Mandan refinery, although the exemption was partial. Unlike Delek, which received a full grant for Delek Refining, Marathon Petroleum’s partial exemption provides only 50% relief for the affected refinery. This places Delek in a relatively favorable position among refiners receiving SRE decisions, while Marathon Petroleum and HF Sinclair face more mixed outcomes.
The latest SRE decision allows Delek to reduce part of the RFS-related burden that has weighed on refining economics. The key issue for investors will be the actual RIN benefit recognized by Delek and how it incorporates the exemption into financial results.
Over the past 12 months, Delek has delivered a strong 117.8% share-price gain, while Marathon Petroleum and HF Sinclair have advanced 134.2% and 120.8%, respectively.
12-Month Share Price Performance — DK vs. MPC vs. DINO
Image Source: Zacks Investment Research
DK Valuation Looks Competitive as Earnings Estimates Rise
DK’s valuation appears attractive relative to peers, with the stock trading at 6.57X forward P/E, below Marathon Petroleum’s 7.67X and HF Sinclair’s 8.49X.
DK, MPC and DINO's Forward P/E
Image Source: Zacks Investment Research
More importantly, the estimate revision trend for Delek has turned sharply positive. Over the past 60 days, the Zacks Consensus Estimate for 2026 earnings per share has climbed 72.20% to $15.55 from $9.03, while the same for 2027 has jumped 163.66% to $10.81 from $4.10. The magnitude of these upward revisions reflects a notable improvement in analysts’ earnings expectations.
DK Consensus Estimate Trend — 60 Days
Image Source: Zacks Investment Research
DK currently sports a Zacks Rank #1 (Strong Buy). You can see the complete list of today’s Zacks #1 Rank stocks here.