The Inflation Reduction Act changed clean energy project finance

Transferable credits and elective payment widened the routes from clean energy investment to usable financial support. They also made eligibility and documentation central to project finance.

Energy4 min read

United States Capitol, Washington, D.C.Martin Falbisoner · CC BY-SA 3.0

Contents

At a glance

A transferable credit could reach a buyer with tax capacity without transferring ownership of the underlying energy project.
Elective payment was available to defined entities and, for certain credits, other taxpayers under specific rules.
Project eligibility, cash timing and operating performance needed separate financial assumptions.
The statute created demand for evidence that could survive financing and tax review.

Topics

Clean energy · Project finance · Tax credits

A tax credit can be valuable on paper and difficult for a young energy business to use. A company building its first projects may have little taxable income while spending heavily on equipment and construction. Before considering the size of an incentive, it must establish who can claim it and how that claim can help finance an asset. The Inflation Reduction Act, signed on 16 August 2022, made those questions central to a new phase of clean energy investment.

The law extended and changed existing energy incentives, introduced new ones and created mechanisms for transferring eligible credits or receiving elective payments. Those mechanisms were not interchangeable. They depended on the credit, the owner and statutory conditions. For founders, the immediate opportunity lay in structuring projects and products around the enacted rules while recognizing that important administrative details still needed to be developed.

The route to money changed the customer base

New section 6418 allowed eligible taxpayers to elect to transfer all or part of specified credits to an unrelated taxpayer for cash. The statute prohibited a subsequent transfer by that buyer. This offered an additional route for a developer that could not use the full credit itself, rather than requiring the developer to assume it would immediately generate enough tax liability. The commercial question became whether a buyer would accept the project's evidence and terms.

A long row of dark photovoltaic panels stretches across grass beside cultivated fields. — Solar panels beside cultivated fields on a U.S. farm, 2024.David Kosling / USDA (opens in a new tab) · Public domain (opens in a new tab)

Different routes for using an eligible credit

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Comparison	Financial mechanism	Constraint to establish
Tax use	Use the credit within the taxpayer's own tax position	Available tax capacity and applicable credit rules
Transfer under section 6418	Elect a cash transfer to an unrelated taxpayer	Eligible credit and taxpayer; no further transfer by the buyer
Payment under section 6417	Elect payment treatment for an applicable credit	Defined entity status or a specific statutory exception

The law established these routes, each subject to the relevant credit's conditions and subsequent implementation.

Section 6417 took another approach. Elective payment applied to defined entities including organizations exempt from tax, states, tribal governments and rural electric cooperatives. Special provisions also allowed other taxpayers to elect payment for specified hydrogen, carbon capture and manufacturing credits, subject to their own limits. An energy startup operating at a loss could not assume that all its credits had become refundable. Eligibility had to be established before the financial model could count the benefit.

The asset and its manufacturer earned different support

The act added energy storage technology to the section 48 investment credit, including qualifying standalone storage. For qualifying electricity storage property, the statutory definition included a minimum nameplate capacity of five kilowatt hours; thermal storage had a separate definition. This mattered because the commercial purpose of a battery could be shifting demand or supplying grid services rather than simply accompanying a solar installation.

Illustration of coated electrode foil passing over precision rollers in battery manufacturing equipment. — Battery electrode foil and manufacturing rollers. Illustration.

For a storage developer, the investment case still depended on usable capacity, degradation, interconnection and the revenues available at a particular site. A credit could reduce effective capital cost without making a weak dispatch strategy profitable. A battery software company selling to that developer therefore needed to show how its controls improved realized operating value after constraints, rather than present the incentive as proof that every installation would have attractive returns.

Section 45X introduced production credits for specified components produced in the United States or its possessions and sold in the course of a trade or business, including eligible battery and solar components. A manufacturer's incentive was therefore connected to qualifying output and sale. That mechanism differed from an investment credit attached to eligible project property. The two could affect different companies at different points in the same supply chain.

This distinction mattered when a battery startup decided whether to manufacture cells, assemble systems, license technology or develop projects. Each model brought a different capital requirement and relationship to the tax provisions. A forecast needed to identify the actual claimant and avoid treating a supplier's benefit as if it automatically belonged to its customer. The price passed through in a commercial contract was a negotiation, not an automatic consequence of the statute.

Eligibility became an operating information problem

Several incentives linked higher credit values to prevailing wage and apprenticeship requirements, with specified exceptions. Other provisions introduced domestic content and energy community enhancements. Developers consequently had reasons to preserve reliable information about construction, equipment and location from the beginning. Recovering evidence from a subcontractor after work had finished could be harder than collecting it through the normal project process.

That created a specific opening for software serving developers, contractors and finance teams: connect source records to the requirements of a claim and maintain the history when a design or supplier changes. A dashboard displaying an estimated credit was only a starting point. A buyer evaluating a transfer, or a lender relying on expected proceeds, needed enough evidence to investigate eligibility and understand responsibility if the claim proved excessive or subject to recapture.

The implementation calendar belonged in the financing plan

Treasury and the IRS subsequently issued six requests for public input on 5 October 2022, covering the law's clean energy incentives. Notice 2022-50 specifically asked about elective payment and credit transfers. Implementation was under way, but the requests did not constitute final guidance for transactions. The act generally made the new monetization provisions applicable to taxable years beginning after 31 December 2022, so enactment did not itself put cash in a developer's account.

A financing plan therefore needed separate dates for equipment deposits, construction payments, operation, the tax claim and receipt of proceeds. Working capital could remain necessary even where the eventual credit was substantial. For venture investors, the useful distinction was between a company with a credible method for delivering and financing eligible assets and one whose runway depended on an assumed tax receipt. The law expanded possible financing routes; execution determined whether those routes supported a durable business.