News & Analysis as of

Renewable Energy U.S. Treasury New Guidance

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

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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

Latham & Watkins LLP

Treasury Guidance Narrows Beginning of Construction Rules for Wind and Solar Projects

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Wind and solar projects seeking to begin construction before July 4, 2026, must meet stricter qualification criteria for some tax incentives....more

Paul Hastings LLP

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

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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

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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

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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...

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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

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

Pierce Atwood LLP

New Guidance for Clean Electricity Low-Income Communities Bonus Program

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The U.S. Department of the Treasury recently issued proposed regulations to implement the Clean Electricity Low-Income Communities Bonus Program, which was created under the Inflation Reduction Act to incentivize clean energy...more

Jones Day

Taxing Tangle: U.S. IRS Releases Guidance for Clean Hydrogen Production Tax Credit

Jones Day on

The U.S. Internal Revenue Service ("IRS") has released proposed regulations regarding the Clean Hydrogen Production Tax Credit introduced in the Inflation Reduction Act of 2022 ("IRA"). The proposed regulations provide more...more

Vinson & Elkins LLP

Treasury Releases Notice on the Section 45Z Clean Fuel Production Credit

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On May 31, 2024, the Department of the Treasury (“Treasury”) and the Internal Revenue Service continued to churn out Inflation Reduction Act of 2022 (“IRA”)1 guidance by releasing Notice 2024-49 (the “Notice”) regarding the...more

Holland & Knight LLP

Treasury Department, IRS Issue Section 45Z Clean Fuel PTC Registration Guidance

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The U.S. Department of the Treasury and IRS released Notice 2024-49 on May 31, 2024, regarding the registration requirement and certain other limited guidance under Section 45Z of the Internal Revenue Code. Section 45Z...more

A&O Shearman

Navigating the new elective safe harbor for the Domestic Content Bonus Tax Credit

A&O Shearman on

The U.S. Treasury Department and the Internal Revenue Service have issued a new safe harbor that will make it easier for U.S. solar, onshore wind and battery storage projects with U.S.-sourced components to qualify for...more

Foley Hoag LLP - Energy & Climate Counsel

Treasury and IRS Issue Guidance on Calculating Lifecycle GHG Emissions for IRA’s Sustainable Aviation Fuel Tax Credit

The IRA created substantial tax credits for SAF. Under Section 40B, SAF producers who meet certain requirements can claim a credit of at least $1.25 per gallon of SAF. Among other things, eligible SAF must achieve lifecycle...more

Foley Hoag LLP - Energy & Climate Counsel

IRS Issues Guidance and Requests Comment on Provisional Emission Rate Process for Hydrogen Tax Credit

On April 10, 2024, Department of Treasury and the Internal Revenue Service (collectively, “IRS”) issued further guidance on the “Provisional Emission Rate” or “PER” process for the Inflation Reduction Act’s (“IRA”) Hydrogen...more

ArentFox Schiff

Money (That’s What I Want): IRA’s Direct Pay Mechanism Benefits Tax-Exempt Entities

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The Inflation Reduction Act (IRA), which recently celebrated its one-year anniversary, presents new opportunities for tax-exempt and other organizations to directly benefit from renewable energy tax credits, including...more

Holland & Knight LLP

Eyes on Energy Tax Update: Second Quarter 2023

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The second quarter of 2023 saw continued developments as a result of the enactment of the Inflation Reduction Act of 2022 (IRA), court activity and announcements from federal agencies. Below, we summarize the updates you need...more

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