Alta Wind on Remand: A Practical Framework for ITC Eligible Basis After the July 8, 2026 Trial Order

Alta Wind on Remand: A Practical Framework for ITC Eligible Basis After the July 8, 2026 Trial Order

Alta Wind on Remand: ITC Eligible Basis After the 2026 Order

By Josh Howes 1. Executive summary The U.S. Court of Federal Claims’ July 2026 trial order in Alta Wind I Owner Lessor C, et al. v. United States is already being characterized as a victory for cost-based renewable-energy valuation and a rejection of purchase-price or income-based basis. That description is directionally understandable but legally incomplete. … Read more

Walker Blue Supports Congressional Effort to Extend 179D and 45L Energy-Efficiency Incentives

Josh Howes, CEO Walker Blue, LLC Walker Blue, LLC, an engineering-led tax advisory firm specializing in clean energy and energy-efficiency incentives, voiced strong support for extending Section 179D, the Energy Efficient Commercial Building Deduction, and Section 45L, the New Energy Efficient Home Credit, beyond their scheduled expiration today. The statement follows a June 29 letter … Read more

Court Vacates IRS Notice 2025-42: Five Percent Safe Harbor Restored for Now

Court Vacates IRS Notice 2025-42: What Solar Developers Need to Know Before July 4

Industry Update — June 7, 2026 On June 6, 2026, the U.S. District Court for the District of Columbia vacated IRS Notice 2025-42 in full. Oregon Environmental Council v. IRS, No. 1:25-cv-04400 (CKK) (D.D.C. June 6, 2026), ECF No. 50. The Notice had eliminated the Five Percent Safe Harbor for establishing “beginning of construction” (BOC) for wind … Read more

Case Study: LEED EA Energy Modeling for a $90M Geothermal Central Plant: University of Louisville Speed School

Geothermal Central plant

30.1% Modeled Annual Utility Cost Reduction. 12 LEED EA Points Supported. 160 Geothermal Wells Drilled 600 Feet Deep. The University of Louisville’s J.B. Speed School of Engineering Student Success & Research Building is one of the more technically demanding LEED EA energy modeling engagements Walker Blue has completed for a higher education client. The $90 … Read more

A Rare Refund Opportunity: What the IEEPA Tariff Reversal Means for Energy, Manufacturing, and Infrastructure Clients

Overview There aren’t many situations where the government effectively says, “We’re giving the money back.” That’s what is now happening for certain importers. Following a recent Supreme Court decision, tariffs imposed under the International Emergency Economic Powers Act, or IEEPA, from 2025 through early 2026 have been struck down, and U.S. Customs and Border Protection … Read more

Walker Blue Awarded State of Utah Cooperative Contract for Clean Energy Tax Credit Consulting

Boca Raton, FL – Walker Blue, LLC has been awarded a State of Utah Cooperative Contract to provide Tax Consulting for Clean Energy Tax Credits to state agencies and eligible public entities. The contract is effective March 1, 2026, through February 28, 2038, and establishes Walker Blue as an approved provider of federal clean energy … Read more

Navigating Prohibited Foreign Entity Restrictions in Clean Energy Tax Credits: An Analysis of IRS Notice 2026-15

Executive Summary The One, Big, Beautiful Bill Act, which is commonly known as OBBBA and was enacted on July 4, 2025, introduced significant restrictions on clean energy tax credits under Internal Revenue Code Sections 45X, 45Y, and 48E to limit involvement from Prohibited Foreign Entities, or PFEs. IRS Notice 2026-15 provides interim guidance on these … Read more

2025 NREL Geothermal Market Report: Key Insights for Owners, Developers, and Engineers

As we kick off 2026, the clean energy landscape is heating up—literally. The National Renewable Energy Laboratory (NREL) just dropped their 2025 U.S. Geothermal Market Report, and it’s packed with data confirming what we’ve been seeing on the ground: geothermal energy has one of the strongest long-term runways in renewables. But success hinges on smart … Read more

Walker Blue Selected as Approved Utility Allowance Provider by Florida Housing Finance Corporation

Boca Raton, FL — Walker Blue, LLC announced today that it has been selected by the Florida Housing Finance Corporation as an approved provider authorized to perform Energy Consumption Model Utility Allowance Estimates for affordable housing properties across Florida. Walker Blue was selected through Florida Housing’s formal Request for Qualifications process, a competitive statewide review that … Read more

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