News & Analysis as of

Internal Revenue Service Renewable Energy U.S. Treasury

The United States Internal Revenue Service is a bureau of the United States Department of the Treasury. The IRS is charged with collecting revenue and enforcing the Internal Revenue Code.  
Hogan Lovells

U.S. Treasury releases New Beginning of Construction guidance on clean energy tax credits

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With an effective date of September 2, 2025, New Beginning of Construction guidance will be prospective and not apply to projects that satisfied beginning of construction under old IRS guidance before September 2, 2025. ...more

Orrick, Herrington & Sutcliffe LLP

IRS Issues Guidance on Beginning of Construction for Wind and Solar Facilities Under the OBBBA

On August 15, 2025, the IRS and the Treasury Department released Notice 2025-42 (the Notice), providing critical guidance on the beginning of construction requirements for wind and solar facilities in light of the One Big...more

Flaster Greenberg PC

IRS Issues New Guidance For Renewable Energy Tax Credits

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The IRS continues to issue guidelines regarding the tax credit provisions of Sections 45Y and 48E of the Internal Revenue Code, as amended (IRC). The latest notice was issued as Notice 2025-42 on Aug. 15, 2025 (Notice)...more

Akerman LLP

Start of Construction For Solar and Wind Projects in a Post-OBBBA World

Akerman LLP on

On August 15, 2025, the Treasury Department and the Internal Revenue Service (IRS) released Notice 2025-42 (the Notice) eliminating the safe harbor under which solar and wind projects could establish start of construction by...more

A&O Shearman

Highlights of the New Sections 45Y and 48E Wind and Solar Beginning-of-Construction Guidance

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On July 4, 2025, Public Law 119-21, commonly known as the One Big Beautiful Bill Act (the “OBBBA”), became law and enacted significant changes to various renewable energy incentives, including the clean electricity production...more

DLA Piper

IRS Releases Guidance on Wind and Solar Facility Tax Credits: Key Takeaways

DLA Piper on

The US Department of the Treasury and the Internal Revenue Service (IRS) recently released Notice 2025-42 to implement Executive Order (EO) 14315. The Notice, issued on August 15, 2025, provides guidance on when construction...more

Paul Hastings LLP

IRS and Treasury Tighten Beginning-of-Construction Rules for Wind and Solar

Paul Hastings LLP on

On Aug. 15, the U.S. Treasury Department and the Internal Revenue Service (IRS) released IRS Notice 2025-42, narrowing the rules for what qualifies as “beginning of construction” (BOC) under the One Big Beautiful Bill Act...more

Offit Kurman

Navigating the New Construction Timing Rules for Wind and Solar Tax Credits

Offit Kurman on

The renewable energy sector faces significant regulatory changes following the enactment of the One Big Beautiful Bill Act (OBBBA) on July 4, 2025. Through IRS Notice 2025-42, issued under Executive Order 14315, the Treasury...more

Vinson & Elkins LLP

Beginning of Construction Guidance Eliminates 5% Safe Harbor (for Wind and Solar), but Physical Work Test Survives

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On August 15, 2025, the Department of Treasury and the Internal Revenue Service (“IRS”) released guidance for wind and solar facilities under Sections 45Y and 48E (the “Tech-Neutral Tax Credits”) in the form of IRS Notice...more

Baker Botts L.L.P.

Clean Energy Tax Credits: New Guidance on Beginning of Construction for Wind and Solar Facilities

Baker Botts L.L.P. on

On August 15, 2025, the Internal Revenue Service (the “IRS”) and the Department of the Treasury (“Treasury”) released new guidance on the “beginning of construction” for wind and solar facilities under the clean electricity...more

Husch Blackwell LLP

Treasury Guidance Tightens "Beginning of Construction" Standards for Clean Energy Tax Credits, Eliminating 5% Safe Harbor for Wind...

Husch Blackwell LLP on

On August 15, 2025, the Internal Revenue Service (IRS) issued Notice 2025-42, providing long-awaited guidance on the “beginning of construction” requirements for wind and solar facilities under Sections 45Y and 48E of the...more

Bracewell LLP

Treasury Department and IRS Issue New Beginning-of-Construction Guidance for Wind and Solar Facilities

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The One Big Beautiful Bill Act (which we discussed in a previous client alert) generally requires wind and solar facilities to begin construction before July 5, 2026, or be placed in service by December 31, 2027, to qualify...more

Davis Wright Tremaine LLP

IRS Makes It More Difficult for Solar and Wind Facilities to Qualify for Federal Tax Credits

The IRS has made it harder for solar and wind projects to satisfy the beginning of construction rules for purposes of qualifying for federal tax credits....more

Eversheds Sutherland (US) LLP

New Beginning of Construction Guidance Related to the Termination of Wind and Solar Renewable Energy Tax Credits Under the OBBBA

On August 15, 2025, the Treasury Department (Treasury) and Internal Revenue Service (IRS) issued much-anticipated guidance (Notice 2025-42) regarding the determination of when an applicable wind or solar facility is...more

DarrowEverett LLP

Get to Work: New Treasury Guidance Changes Safe Harbors for Solar and Wind Tax Credits

DarrowEverett LLP on

On August 15, the Treasury Department published long-awaited guidance on applicability of “beginning of construction” safe harbors for solar and wind projects under the One Big Beautiful Bill and Executive Order 14315. While...more

Foley & Lardner LLP

Treasury Releases New Beginning of Construction Guidance for Wind and Solar

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Treasury and the IRS today released guidance, Notice 2025-42 (the “Notice”), regarding what constitutes beginning of construction for solar and wind energy projects with respect to the production tax credit under Section 45Y...more

Schwabe, Williamson & Wyatt PC

An Overview of Tech-Neutral Energy Tax Credits for Energy Project ‎Developers

The U.S. Department of the Treasury (Treasury) and the Internal Revenue Service (IRS) have published final regulations for the Clean Electricity Investment and Production Tax Credits, also known as technology-neutral energy...more

Husch Blackwell LLP

New Executive Order Targets Wind and Solar Tax Credits

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On July 7, 2025, President Trump signed the executive order “Ending Market Distorting Subsidies for Unreliable, Foreign-Controlled Energy Sources.” The EO directs the Secretary of the Treasury to “strictly enforce” the...more

Baker Botts L.L.P.

The "One Big Beautiful Bill Act" Substantially Alters Clean Energy Tax Landscape

Baker Botts L.L.P. on

On July 4, 2025, the legislation commonly known as the "One Big Beautiful Bill Act" (the “BBBA”) was enacted. The BBBA makes significant changes to the tax credits available under the Inflation Reduction Act of 2022 (the...more

Orrick, Herrington & Sutcliffe LLP

Final Regulations Released for the Clean Electricity Low-Income Communities Bonus Credit Program

The U.S. Department of the Treasury and the Internal Revenue Service have published final regulations concerning the low-income communities bonus credit program under Section 48E(h) of the Internal Revenue Code of 1986, as...more

Orrick, Herrington & Sutcliffe LLP

New IRS Guidance on Domestic Content Bonus Credit

The U.S. Department of the Treasury and the Internal Revenue Service have issued Notice 2025-08 (the “First Updated Elective Safe Harbor”), offering new guidance on the bonus credit for projects using domestically produced...more

Mayer Brown

Treasury Issues Final Regulations on Technology Neutral Clean Energy Projects

Mayer Brown on

On January 7, 2025, the US Department of the Treasury (“Treasury”) and the Internal Revenue Service (“IRS”) issued final regulations (the “Final Regulations”) relating to technology-neutral tax credits for clean energy...more

Orrick, Herrington & Sutcliffe LLP

Treasury and IRS Release Guidance on Clean Fuel Production Credit

The U.S. Department of the Treasury (Treasury) and the Internal Revenue Service (IRS) have released a notice of intent to propose regulations and a notice providing the annual emissions rate table for the Clean Fuel...more

Latham & Watkins LLP

Treasury Circulates Draft Regulations for Section 45Z Clean Fuel Production Credit

Latham & Watkins LLP on

A new tax credit is proposed to calculate a fuel’s emissions factor based on its full carbon life cycle of production. Notices 2025-10 and 2025-11 (Notices), released on January 10, 2025, outline the intention of the...more

Holland & Knight LLP

Questions and Answers: Initial Section 45Z Clean Fuel PTC Guidance

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The U.S. Department of the Treasury and IRS on Jan. 10, 2025, released initial guidance regarding the production tax credit (PTC) for clean fuels under Section 45Z of the Internal Revenue Code, as enacted by the Inflation...more

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