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In a sweeping conclusion to the saga of legislative proposals circling through Washington over the last several weeks, the budget reconciliation legislation known commonly as the “One Big Beautiful Bill Act” (the “Act” or “New Law”) was signed into law on July 4. There is no denying that the Act changes the renewables landscape considerably and has the effect of rolling back and ultimately eliminating incentives relied upon by many in the renewables industry. While it is impossible to predict all of the ripple effects that will come from the Act, proponents of renewable energy are at least comforted by the fact that not only is the final Act less drastic than some of its “harsher” predecessor proposals in its approach to trim back the IRA, but also offers some much-desired certainty regarding what the new energy landscape will look like.
Notwithstanding this, in terms of certainty for wind and solar projects, it may be one step forward and two steps back, as an executive order released on July 7 announced a mandate to the Treasury Department to issue new regulations that would purport to make significant changes to the “beginning of construction” standard. With wind and solar incentives now set to (effectively) sunset for projects that do not begin construction within a year of the Act’s promulgation, developers, lenders, and investors in the renewables space will be anxiously awaiting to see how much further along projects may have to be in order to inspire confidence that ITCs and PTCs will be available.
At a high level, some of the main takeaways from the Act are as follows:
To the extent the credits apply to wind and solar facilities, the Act provides a quick sunset for the technology-neutral ITC and PTC. Specifically, no credits will apply to wind and solar facilities that begin construction more than 12 months after enactment of the Act and which are placed in service after December 31, 2027.
In the case of technologies other than wind and solar, the credits remain and will begin phasing out where construction begins after December 31, 2033. A special rule also revives the PTC and ITC for fuel cell projects in the case of property that begins construction after December 31, 2025. Such projects would enjoy a fixed 30% rate irrespective of greenhouse gas emissions.
As indicated in the chart below, new “foreign entity of concern” (FEOC) requirements generally begin to phase in for projects beginning construction in 2026 or later.
In the case of the advanced manufacturing credit, the Act provides some notable changes for wind energy components and critical minerals. As to wind components, the credits will terminate for components produced and sold after December 31, 2027. For critical minerals, the phase-out of the credits will begin in 2031, with a complete phase-out by 2034.
New FEOC requirements also apply immediately, becoming more stringent over time, as shown in the chart below.
The Act terminates the clean hydrogen PTC under Section 45V for facilities that begin construction after December 31, 2027.
FEOC rules generally apply across the board to all renewable energy incentives, with various phase-in dates depending on the incentive and technology involved, further outlined in the chart below.
While previous legislative proposals would have significantly limited the transferability of renewable energy tax credits under Section 6418 of the Code, such limitations were not ultimately adopted, save for a general prohibition on transfers of credits to specified foreign entities (defined below).
Major Provisions – Comparison Table of New Law versus IRA (Old Law)
| Provision | Old Law | New Law | Comments and Additional Items to Note |
| Section 48E (Clean Energy Investment Credit (ITC)) | Previously, under the IRA
The “new ITC” was set to last until the later of (i) the date certain national CO2 emissions goals were met, or (ii) 2033 according to a phase-out schedule, as follows: • For projects beginning construction in 2033: 100% of credit amount would be available •For projects beginning construction in 2034: 75% of credit amount would be available • For projects beginning construction in 2035: 50% of credit amount would be available • For projects beginning construction after 2035: 0% of the credit amount would be available
There were no FEOC rules applicable to Section 45X under the IRA
| Under the New Law
The New Law generally terminates and phases out the ITC. No credit is available for wind and solar facilities that begin construction more than 12 months after enactment and are placed in service in 2028 or later
For qualified facilities that employ technologies other than solar and wind, including energy storage technology, the amount of credit phases down according to the following schedule: • Projects beginning construction in 2034: 75% • Projects beginning construction in 2035: 50% • Projects beginning construction in 2036: 0%
No transfers of credits are allowed to be made to Specified Foreign Entities
FEOC Restrictions: • SFE Restriction applies for any taxable year beginning after enactment • FIE Restriction applies for any taxable year beginning after enactment • Material Assistance Restriction applies for facilities that begin construction after December 31, 2025
| Fuel Cell revival (at a flat 30% rate) kicks in where construction begins in 2026 or later
Comment: For wind and solar facilities, there is basically a one-year grace period where projects will have a reasonable chance to enjoy legacy benefits under the IRA as long as they meet relatively manageable FEOC requirements. After the expiration of this period, in June of 2026, projects will need to be placed in service in unprecedented speed in order to claim credits. Practically speaking, few are likely to be able to do so, unless we find ourselves in a situation where Congress decides to push back the deadlines (as has been done in the pre-IRA era due to popular demand after the expiration or reduction of the PTC and ITC).
|
| Section 45Y (Clean Energy Production Credit (PTC)) | Previously, under the IRA
Phase-out is as follows, but can be extended if the emissions reduction target not met: • Begin construction in 2033: 100% • Begin construction in 2034: 75% • Begin construction in 2035: 50% • Begin construction after 2035: 0%
No FEOC Rules | Under the New Law
Termination: For qualified wind and solar facilities, the credit is terminated for facilities that begin construction more than 12 months after enactment and are placed in service after 2027
Phase-out: For all other qualified facilities that generate electricity (hydropower, geothermal and nuclear), the phase-out is as follows: • Begin construction in 2033: 100% • Begin construction in 2034: 75% • Begin construction in 2035: 50% • Begin construction after 2035: 0%
No transfers to Specified Foreign Entities
FEOC Restrictions: • SFE Restriction for any taxable year beginning after enactment • FIE Restriction for any taxable year beginning after enactment • Material Assistance Restriction for facilities that begin construction after December 31, 2025
| |
Section 45X (Advanced Manufacturing Credit)
| Previously, under the IRA
For certain advanced manufacturing components (inverters, solar, wind and battery components and critical minerals), the phase-out was as follows: • Components sold in 2030: 75% • Components sold in 2031: 50% • Components sold in 2032: 25% • Components sold after 2032: 0%
There was no phase out for critical minerals
| Under the New Law
Termination and phase out: For wind energy components, no credit where produced and sold after 2027
For metallurgical coal used in steelmaking, terminated where produced after 2029
Phase-out: For critical minerals (other than metallurgical coal), the phase-out is as follows:
• Mineral produced in 2031: 75% • Mineral produced in 2032: 50% • Mineral produced in 2033: 25% • Mineral produced after 2033: 0%
For components other than wind energy components, critical minerals and metallurgical coal, the phase-out is as follows: • Components sold in 2030: 75% • Components sold in 2031: 50% • Components sold in 2032: 25% • Components sold after 2032: 0%
No transfers to specified foreign entities
FEOC Restrictions: • Immediately as of enactment, taxpayer cannot be a prohibited foreign entity or receive material assistance from a prohibited foreign entity • As of enactment, no credit for eligible components determined to be produced through “effective control” by a specified foreign entity | Comment: Critical minerals, which enjoyed favorable treatment under the IRA, also receive favorable treatment under the New Law. Specifically, although material assistance restrictions apply immediately, the material assistance percentage remains 0% until 2030 here. However, the statute provides that Treasury will update these threshold percentages to apply to each specific critical mineral, so as to take into account domestic geographic availability, supply chain constraints, domestic processing capacity needs, and national security concerns. |
| Section 45Q (Carbon Oxide Sequestration Credit) | Previously, under the IRA
Terminated for projects beginning construction after the end of 2032 | Under the New law
No change to termination date
Same amount/parity of credit values for all uses, activities or equipment placed in service after enactment of the bill | Comment: The parity provision amounts to a rare case where there was an effective increase to renewable energy credits beyond what was in the IRA. Not surprisingly, this increase applies in the case of EOR, which used to feature a $65 rather than $85 credit (assuming W&A requirements were met). |
| Section 45V (Clean Hydrogen Production Credit) | Previously, under the IRA
Expired for facilities beginning construction after the end of 2032 | Under the New Law
Terminated for facilities beginning construction after the end of 2027 | Comment: Notably, in contrast to previous legislative proposals, the hydrogen credit received new, albeit limited, life under the Act. Also notably and interestingly, no FEOC rules apply here at all. |
| Section 45U (Zero-Emission Nuclear Power Production Credit) | Previously, under the IRA
Terminated for electricity produced and sold after the end of 2032
| Under the New Law
No change to expiration date
No transfers of credits to FEOCs
FEOC Restrictions: • FIE Restriction for any taxable year two years after enactment • SFE Restriction for any taxable year after enactment | |
Section 45Z (Clean Fuel Production Credit)
| Previously, under the IRA
Termination: Terminated for fuel sold after the end of 2027 | Under the New Law
Termination: Terminated for fuel sold after the end of 2029 | Comment: Another rare case of extending IRA credits – this law change gives a nod to the burgeoning sustainable aviation fuel (SAF) industry, which remains woefully short of desired industry targets and remains very much in need of the continuation of such incentives. |
The FEOC Definitions introduce a complex new framework that taxpayers hoping to qualify for renewable energy credits will need to contend with. A summary of some of the highlights is below. These rules do not all apply at once. Depending on the credit and technology involved, the various requirements phase in over time (see chart below), often depending on when the applicable project began construction for tax purposes. Importantly, the Act clarifies that the traditional beginning of construction standard applies for purposes of the FEOC rules.
Other notable changes under the Act include:
On July 7, a new executive order (the “EO”) was issued by the White House providing that “(w)ithin 45 days following enactment of the One Big Beautiful Bill Act, the Secretary of the Treasury shall take all action as the Secretary of the Treasury deems necessary and appropriate to strictly enforce the termination of the clean electricity production and investment tax credits under Sections 45Y and 48E of the Internal Revenue Code for wind and solar facilities. This includes issuing new and revised guidance as the Secretary of the Treasury deems appropriate and consistent with applicable law to ensure that policies concerning the ‘beginning of construction’ are not circumvented, including by preventing the artificial acceleration or manipulation of eligibility and by restricting the use of broad safe harbors unless a substantial portion of a subject facility has been built.”
Comment: The EO specifically targets wind and solar projects utilizing the PTC and ITC under Sections 45Y and 48E of the Code. While the EO does not itself unilaterally change any aspect of existing law, it does suggest that the Treasury Department may be issuing guidance to alter the “beginning of construction” standard. Such changes would presumably make it more difficult for taxpayers to grandfather new or existing projects and could include getting rid of established safe harbors (e.g., the 5% safe harbor or continuity safe harbor) or making changes to the physical work test, in favor of a more stringent standard.
The change comes as a particular surprise given new Section 7701(a)(51) of the Code, added by the Act, which codifies the traditional industry standard by specifically providing that “beginning of construction” for tax purposes is determined pursuant to rules under IRS Notices 2013-29 and 2018-59 (as well as any subsequently issued guidance clarifying, modifying, or updating either Notice), as in effect on January 1, 2025. While this language technically applies only to the FEOC requirements, a standard that varies depending on the type of project could lead to significant confusion for taxpayers trying to answer questions that don’t fit neatly into existing guidance. Ultimately, it seems that projects, particularly utility scale wind and solar, may be in a rush to advance as much as possible in the next several months.