Events
Jenny Speck to Present on Section 48E PWA Compliance
Partner Jenny Speck will join a panel co-hosted by CohnReznick to discuss how renewable energy stakeholders are approaching Section 48E …
August 18, 2026
August 18, 2026 • 1-minute read
Partner
Tax
“Jenny has the unique qualities of being a subject matter expert while also providing wise counsel beyond her substantive tax skills. She is a great listener, reflective, diligent, and always accountable.”
Jenny Speck advises clients on the qualification for and the monetization of energy transition tax incentives. She has worked on a range of energy transition projects, including onshore and offshore wind, solar, combined heat and power, biogas property, carbon capture, hydrogen and clean fuel credit projects.
She has firsthand knowledge of the carbon capture industry, having served as the senior manager of tax and regulatory compliance at Navigator CO2 Ventures LLC from April 2022 through October 2023. At Navigator, Jenny led all aspects of tax qualification, utilization and reporting compliance for federal income energy tax credits and served as Navigator’s sole liaison with the US Department of Energy. She was recruited and served as an independent Merit Reviewer of the Department of Energy loan program for carbon capture and storage demonstration projects.
Jenny also provides tax advice on traditional purchase agreements, including the sale and purchase of tax credits, joint ventures, financings and other general transactional work.
Energy Vault, a global leader in grid-scale energy storage solutions, in the $300 million preferred equity investment by OIC L.P. in Energy Vault’s subsidiary Asset Vault
Crimson Renewable Energy Holdings in the sale of Section 45Z tax credits
Green Plains Renewable Energy in the sale of 45Z tax credits from a portfolio of ethanol plants to Freepoint Commodities
Talen Energy Corporation (NASDAQ: TLN) on its 1,920 MW power purchase agreement and associated arrangements with Amazon Web Services to provide carbon-free energy from Talen’s Susquehanna nuclear power plant to support AMZN’s announced $20 plus billion dollar data center build out in Pennsylvania
Energy Vault in a ~$28 million loan and subsequent note purchase to finance the Calistoga Resiliency Center project, the largest utility-scale, ultra-long duration energy storage facility in the world with innovative hybrid green hydrogen and lithium-ion battery energy storage that works in conjunction with fuel cells to provide instantaneous, stable power supply to Calistoga, California, including the sale of the project’s investment tax credits
Vistra in the separate sales of $240 million of 45U nuclear power production credits
Midstream infrastructure company in all aspects of tax qualification, utilization, and reporting compliance for federal income energy tax credits and sustainability incentives; served as sole liaison with the Department of Energy and led the preparation of internal and external educational materials for various federal loan and grant programs related to carbon capture, transportation and sequestration; and drafted and submitted comment letters to the US Treasury and the IRS for federal income energy tax credits
Private equity firm in advice on existing portfolio, including qualification for the investment tax credit and production tax credit, and tax equity considerations; advised on federal income tax credit considerations for future carbon capture and sequestration projects and hydrogen projects
Multinational energy company in advice on beginning of construction strategy and program of construction strategy for offshore wind farm projects to qualify for the investment tax credit, including reviewing EPC agreements, discussing eligible components, analyzing the single project rules under the investment tax credit and drafting comment letter and meetings with the IRS on eligible components of a qualified facility as it relates to offshore wind compared to onshore wind
Various buyers in separate tax credit transfer transactions collectively valued at over $500 million
Various sponsors and developers in domestic content, low income community, and energy community qualification analysis
Various clients in the negotiation of project agreements in respect of qualification for and monetization of Inflation Reduction Act tax credits
Developers and trade associations in preparation of comments to Treasury and other stakeholder comments relating to various Inflation Reduction Act matters
A green hydrogen project developer in tax credit advice and representation in connection with its qualification for and monetization of IRA hydrogen project tax credits
Various clients in negotiation of tax insurance policies covering tax risks relating to the Inflation Reduction Act
Multinational energy company in advice on existing projects and future projects regarding its continuous efforts strategy, including drafting tax opinions, reviewing EPC for compliance with the investment tax credit and negotiating with the EPC and subcontractors to ensure agreements complied with the investment tax credit requirements
Multinational energy company in advice on offshore wind project beginning of construction strategy and continuous efforts strategy, including drafting tax opinions, reviewing EPC for compliance with the investment tax credit and negotiating with the EPC and subcontractors to ensure agreements complied with the investment tax credit requirements
Privately held multinational conglomerate in advice on 45Q credit for carbon sequestration projects where the client had previously claimed the credit, which was under review by the IRS; assisted with tax planning strategies for future carbon capture and utilization projects and carbon capture and sequestration projects, including whether additional capital expenditures incurred would be eligible for a new credit period under Section 45Q
Multinational e-commerce company in advice on eligibility to claim an investment tax credit on hydrogen fuel cell operated forklift and the associated hydrogen fueling infrastructure; advised client on electric vehicle tax credit and associated alternative fuel recharging stations for its logistic trucks
Family office in advice on investment to build and operate a business in a Qualified Opportunity Zone
Waste disposal company in advice on potential tax credit qualification for clean electric commercial vehicles; advised on eligibility for the 45Q tax credit on the capture and use of CO2 from landfills
Privately held energy exploration and production company in the calculation of R&D tax credit and Enhanced Oil Recovery tax credit; advised on potential carbon capture and sequestration project, including considerations for the conversion from a Class II to a Class VI well for such project
Global chemical company in advice on carbon capture and utilization project, including the preparation of a life cycle assessment and 80/20 analysis to treat existing equipment as originally placed in service equipment
Multinational industrial gas company in advice on carbon capture and utilization project, including the preparation of a life cycle assessment and 80/20 analysis to treat existing equipment as originally placed in service equipment
Multinational renewable power production company in assistance with offshore wind project, including ITC eligibility, such as beginning of construction strategy and drafting tax opinion on its beginning of construction strategy
Semiconductor manufacturing company in tax controversy services, including responding to Information Document Request on client’s research and development tax credit claim
Education
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Events
Jenny Speck to Present on Section 48E PWA Compliance
Partner Jenny Speck will join a panel co-hosted by CohnReznick to discuss how renewable energy stakeholders are approaching Section 48E …
August 18, 2026
August 18, 2026 • 1-minute read
Client Alerts
Storing Up Certainty: IRS Expands the 45Q Safe Harbor
On August 14, 2026, the Internal Revenue Service (“IRS”) issued its Notice 2026-50 (the “2026 45Q SH Notice”), which expands …
August 17, 2026
August 17, 2026 • 3-minute read
Client Alerts
5% Safe Harbor Resurrected for Wind and Solar (At Least for Now)
On Saturday, June 6, 2026, the U.S. District Court for the District of Columbia (the “District Court”) vacated Internal Revenue …
June 8, 2026
June 8, 2026 • 2-minute read
Event Recaps
Capturing 45Q Tax Credits in Today’s Regulatory Landscape
On May 21, Jenny Speck and Hoo Ray provided a current state of play update on qualifying for, claiming, and monetizing Section 45Q carbon capture tax credits.
May 21, 2026
May 21, 2026 • 1-minute read
Articles
The Inflation Reduction Act of 2022 introduced the Clean Electricity Investment Tax Credit under section 48E of the Code[1] (the …
May 15, 2026
May 15, 2026 • 5-minute read
Awards & Rankings
Bloomberg Law Names Jenny Speck a 2026 “40 Under 40” Honoree
Vinson & Elkins Tax Partner Jenny Speck has been recognized in Bloomberg Law’s They’ve Got Next: The 40 Under 40, …
August 6, 2026
August 6, 2026 • 1-minute read
Media Coverage
Lauren Collins and Jenny Speck Discuss Renewable Energy Tax Credit Deadline in Bloomberg Law
Vinson & Elkins Partners Lauren Collins and Jenny Speck were featured in Bloomberg Law’s Big Law Business column examining the …
July 8, 2026
July 8, 2026 • 1-minute read
Awards & Rankings
The Legal 500 US 2026 recommended Vinson & Elkins as a leading law firm in 47 practice categories. In total, …
June 10, 2026
June 10, 2026 • 3-minute read
Deals & Cases
Vinson & Elkins Advises LSB Industries, Inc. on Acquisition of Arkansas Carbon Capture Project
Vinson & Elkins advised LSB Industries, Inc. (NYSE: LXU) (“LSB”), in the acquisition of the carbon capture and sequestration (“CCS”) …
May 20, 2026
May 20, 2026 • 1-minute read
Awards & Rankings
Roberta Downey, Jenny Speck, and Charyn Ullrick Named Finalists for Prestigious Industry Award
Vinson & Elkins Partners Roberta Downey and Jenny Speck and Chief Financial Officer Charyn Ullrick were named finalists for The …
February 24, 2026
February 24, 2026 • 2-minute read
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