News & Analysis as of

Clean Energy Safe Harbors U.S. Treasury

Hogan Lovells

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

Hogan Lovells on

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

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

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

DarrowEverett LLP

New Domestic Content Adder Guidance: ‘Buy American’ is Back

DarrowEverett LLP on

On May 16, 2024, the Department of the Treasury and the IRS announced the release of Notice 2024-41, which clarifies the safe harbor for classification of project components created in Notice 2023-38 and provides a new safe...more

Holland & Knight LLP

Breaking Down the Section 45V Clean Hydrogen PTC Proposed Regulations

Holland & Knight LLP on

The U.S. Department of the Treasury and the IRS on Dec. 22, 2023, released proposed regulations regarding the production tax credit (PTC) for hydrogen under Section 45V of the Internal Revenue Code, as enacted by the...more

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