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State of Florida
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Public Service Commission Capital Circle Office Center ● 2540 Shumard
Oak Boulevard -M-E-M-O-R-A-N-D-U-M- |
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DATE: |
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TO: |
Office of Commission Clerk (Teitzman) |
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FROM: |
Division of Accounting and Finance (Souchik, D. Buys) Division of Economics (Hampson, P. Kelley) Office of the General Counsel (M. Thompson) |
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RE: |
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AGENDA: |
06/02/26 – Regular Agenda – Proposed Agency Action – Interested Persons May Participate |
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COMMISSIONERS ASSIGNED: |
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PREHEARING OFFICER: |
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SPECIAL INSTRUCTIONS: |
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On March 24, 2026, Duke Energy Florida, LLC (DEF) filed a petition consistent with Rule 28-106.201, Florida Administration Code (F.A.C.), for a limited proceeding to approve base rate adjustments resulting from federal income tax law changes associated with the One Big Beautiful Bill Act (OBBBA). This filing was made in accordance with its 2024 Settlement Agreement (2024 Settlement) approved by Order No. PSC-2024-0472-AS-EI.[1]
No other party has intervened in this docket as of May 20, 2026.
The Commission has jurisdiction over this matter pursuant to Sections 120.57, 366.076(1) and 366.06(3), Florida Statutes.
Issue 1:
Should the Commission approve DEF’s calculations of the base rate revenue requirement impact of federal income tax law changes enacted through the One Big Beautiful Bill Act?
Recommendation:
Yes. The Commission should approve DEF’s calculations of the base rate revenue impacts from the OBBBA. The base rate revenue impacts are a net decrease of $2,788 for the 2025 tax year, and an increase of $338,970 for the 2026 tax year. (Souchik)
Staff Analysis:
The 2024 Settlement acknowledged that income tax amendments can take many forms which may include changes to tax rates, changes to deductibility of certain costs, and changes to the timing of deductibility of certain costs.[2] Paragraph 19(b) of the 2024 Settlement describes that if tax reform is enacted during the settlement term, DEF will quantify the impact of tax reform in the year which the tax reform is effective. Paragraph 19(b) in relevant part states:
If Tax Reform is enacted during the Term, DEF will quantify the impact of Tax Reform on its Florida Jurisdictional base revenue requirement as projected in DEF’s forecasted earnings surveillance report for the calendar year that includes the period in which Tax Reform is effective. If Tax Reform is enacted effective for the tax years 2025 or 2026, the impacts of the Tax Reform on base revenue requirements, primarily driven by an income tax rate increase/decrease, will be adjusted for retail customers within the later of 180 days of when the Tax Reform becomes law or the effective date of the law, through a prospective adjustment to base rates upon a thorough review of the effects of the tax reform on base revenue requirements.[3]
The OBBBA was signed into law on July 4, 2025, and made changes to the tax treatment relating to (1) the expensing of domestic research and experimental (R&E) costs, (2) the research and development (R&D) tax credit, and (3) the expensing of employer-provided meals.[4]
Domestic R&E Expenditures
Domestic R&E expenses are costs incurred in connection with the development or improvement of products, processes or technologies. Prior to the OBBBA, domestic R&E expenses were amortized over a 5-year period. The OBBBA amended Internal Revenue Code (IRC) Section 174(a) to allow for full expensing of domestic R&E expenditures paid in taxable years beginning after December 31, 2024.
In response to staff’s first data request, DEF explained its total income tax expense is not impacted, because prior to enactment of the OBBBA, the tax benefit associated with these book expenses was recorded as a reduction to deferred income tax expense. Under the OBBBA, the tax benefit is recorded to current income tax expense. Accordingly, while the characterization of the tax benefit changed from deferred to current income tax expense, there is no change to DEF’s total 2025 income tax expense. An impact of expensing of domestic R&E expenditures for tax purposes on DEF’s books and records is a change to the Accumulated Deferred Income Tax (ADIT) balance included in the capital structure. The tax law change increased DEF’s 2025 13-month average ADIT balance by $1,079,112, which reduced the 2025 revenue requirement by $78,085. DEF’s calculation is summarized in Table 1-1.
Table 1-1
Full Expensing of Domestic R&E Expenditures (2025 Tax Year)
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Capitalized Section 174(e) R&E Expenditures |
$9,000,000 |
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First Year Amortization |
(900,000) |
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Increase in Timing Differences |
$8,100,000 |
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13-month Average Increase in Timing Differences |
4,257,692 |
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Statutory Federal and State Rate (combined) |
25.345% |
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Increase in Net Deferred Tax Liability |
$1,079,112 |
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Jurisdictional Separation Factors |
88.94% |
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Increase in Net Deferred Tax Liability |
$959,806 |
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Mid-point WACC (Grossed up for Tax) |
8.14% |
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Decrease in 2025 Revenue Requirement* |
($78,085) |
Source: Document No. 07149-2026, Attachment 1
*May not sum due to rounding.
R&D Tax Credit
The OBBBA modified IRC Sections 41(d)(1)(A) and 280(c)(1) to reduce the R&D tax credit available to DEF for taxable years beginning after December 31, 2024. The IRC Section 41 R&D Tax Credit is a federal incentive that provides a dollar-for-dollar reduction in tax liability for businesses that perform qualified research activities in the United States. IRC Section 280(c) is a coordination provision that prevents a “double benefit” by requiring taxpayers to choose between claiming the full credit and a full deduction for the same expenses. The reduced tax credit increased DEF’s 2025 income tax expense by $63,035, which increased the 2025 revenue requirement by $75,297. DEF’s calculation is summarized in Table 1-2.
Table 1-2
Reduced R&D Tax Credits (2025 Tax Year)
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R&D Tax Credit |
$300,168 |
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Percent Reduction in R&D Tax Credit |
21% |
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Reduced R&D Tax Credit |
$63,035 |
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Jurisdictional Separation Factor |
88.94% |
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Retail Reduced Tax Credit |
$56,066 |
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Net Operating Income Multiplier |
1.343 |
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Increase in 2025 Revenue Requirements* |
$75,297 |
Source: Document No. 07149-2026, Attachment 1.
*May not sum due to rounding.
The net base rate revenue requirement for the 2025 tax year is a decrease of $2,788 ($78,085 - $75,297). In its response to staff’s first data request, DEF stated that it does not agree that the net decrease of $2,788 should be netted against the requested increase of $338,970 for the 2026 tax year as each adjustment is associated with a different effective year and is evaluated independently. In support of its position DEF provided the following explanation:
The language in Paragraph 19(b) of the 2024 Settlement Agreement specifies that each adjustment is considered according to its effective year. Specifically, Paragraph 19(b) provides, in relevant part, that “If Tax Reform is enacted during the Term, DEF will quantify the impact of the Tax Reform on its Florida Jurisdictional base revenue requirement as projected in DEF’s forecasted earnings surveillance report for the calendar year that includes the period in which Tax Reform is effective.”
The $2,788 decrease shown on line 23 reflects the net impact of tax provisions that take effect in 2025. This decrease is too insignificant to have an impact on customer rates and, as a result, did not warrant a rate adjustment for that year.
In contrast, the $338,970 increase on line 35 pertains to a separate provision that becomes effective in 2026. This increase is substantial enough to require a 2026 rate adjustment.
DEF explained that for the 2025 tax year, the $2,788 net decrease does not have a measurable impact on customer rates and does not warrant a base rate adjustment for 2025.[5]
Elimination of Meal
Expenses
Prior to the OBBBA, IRC Section 162, defined eligible meal expenses as meals that are “ordinary and necessary” for carrying on a trade or business and were subject to a 50 percent deduction (i.e., only half of the total meal expense amount was deductible).[6] The OBBBA modified IRC Section 274(o) to eliminate the income tax deduction for employer-provided meals as defined in IRC Section 162 for tax years beginning after December 31, 2025.
DEF estimated the amount of the eligible meal expense in 2026 affected by the change of IRC 274(o) is $1.17 million. The $1.17 million amount represents 50 percent of the actual amount DEF forecasted to spend on meals included in total O&M expense in its 2026 Forecasted Earnings Surveillance Report. DEF explained the types of meal expenses included in the $1.17 million are associated with employee travel, external conferences and meetings, company sponsored events, and storm and power outage restoration activities due to thunderstorms or other outage events not associated with named storms.[7]
The reduced income tax deduction increased DEF’s 2026 income tax expense by $296,537, which equates to a revenue requirement increase of $338,970 for 2026. DEF’s calculation is summarized in Table 1-3.
Table 1-3
Elimination of Meals Deduction (2026 Tax Year)
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Meals deduction (50 percent of actual) |
$1,170,000 |
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Statutory Federal & State Tax Rate |
25.345% |
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Retail Meals Deduction |
$296,537 |
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Jurisdictional Separation Factor |
85.12% |
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Income Tax Impact |
$252,398 |
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Net Operating Income Multiplier |
1.343 |
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Increase in 2026 Revenue Requirements* |
$338,970 |
Source: Document No. 01749-2026, Attachment 1.
*May not sum due to rounding.
Based on the analysis above, staff believes DEF’s calculations of the base rate revenue impact resulting from the OBBBA are consistent with the IRC and the 2024 Settlement, and therefore, should be approved.
Issue 2:
Should the Commission approve DEF’s request to combine the tax reform base rate adjustment with the Bailey Mill Solar Base Rate Adjustment effective September 1, 2026?
Recommendation:
Yes. In this proceeding the Commission should approve DEF’s request to combine the tax reform base rate adjustment with the Bailey Mill Solar Base Rate Adjustment effective September 1, 2026. (Souchik, P. Kelly)
Staff Analysis:
DEF proposed to combine the tax reform adjustment of $338,970 for the 2026 tax year with the upcoming Bailey Mill Solar Base Rate Adjustment (SoBRA). The Bailey Mill SoBRA has been approved by Order No. PSC-2025-0212-PAA-EI.[8] The Bailey Mill solar project is expected to be operational in August 2026 and the SoBRA would be effective in September 2026. DEF stated that it will file the applicable rate adjustments and tariff sheets, itemizing both the Bailey Mill SoBRA and tax reform adjustment components, approximately two months in advance of the effective date. As DEF stated in its petition, the base rate increase associated with tax reform is immaterial and proposed to combine the tax reform base rate increase with the Bailey Mill SoBRA for administrative efficiency.
In its response to staff’s second data request, DEF stated that it will notify customers of the rate changes effective September 2026 through bill inserts. DEF calculated the estimated monthly bill impact of the tax reform base rate increase on a 1,000 kilowatt-hour residential bill to be $0.01.[9]
As proposed by DEF, staff will review the tariff filing for the tax reform base rate adjustment at the time of the tariff filing for the Bailey Mill SoBRA. Given the relatively small tax change amount in the context of DEF’s overall revenue requirement, processing this adjustment as a stand-alone base rate adjustment could create unnecessary administrative burden for both DEF and the Commission. In Order No. PSC-2025-0212-PAA-EI, the Commission granted staff administrative authority to approve tariffs and associated charges for four of DEF’s solar projects.
Therefore, staff believes the Commission should approve DEF’s request to combine the tax reform base rate adjustment with the Bailey Mill SoBRA effective September 1, 2026.
Issue 3:
Should the Commission approve DEF’s request to include the tax reform base rate adjustment of $225,980 for the period January 1, 2026, through August 31, 2026, in the Capacity Cost Recovery Clause?
Recommendation:
Yes. The Commission should approve the inclusion of the tax reform base rate adjustment of $225,980 for the period January 1, 2026 through August 31, 2026 in the Capacity Cost Recovery Clause (CCRC). (Souchik)
Staff Analysis:
As discussed in Issue 2, DEF requested to include the annual tax reform base rate adjustment of $338,970 in the Bailey Mill SoBRA beginning September 1, 2026. In addition, DEF requested to include recovery of the tax reform base rate revenue requirement impact for the period January 1, 2026, through August 31, 2026, in the CCRC as prescribed by the 2024 Settlement. The treatment of the base rate revenue requirement impact as a result of tax reform is defined in paragraph 19(b) of the 2024 Settlement, which states:
Any effects of tax reform on retail revenue requirements from the effective date through the date of the base rate adjustment shall be flowed back or collected from customers through the CCRC on the same basis as used in any base rate adjustment.[10]
The effective date of the change in IRC code 174(c) was January 1, 2026, and the proposed implementation date of the annual base rate adjustment of $338,970 to be collected in the Baily Mill SoBRA is September 1, 2026. Therefore, for the first eight months of 2026, DEF will recover the base rate revenue requirement through the CCRC and not the Baily Mill SoBRA. In its response to staff’s first data request, DEF explained it would collect $225,980 through the 2026 CCRC, which represents the tax reform base rate revenue requirement impact of the elimination of the meals expense deduction for the period January 1, 2026, through August 31, 2026.[11] The amount of $225,980 was calculated by multiplying $338,970 by the ratio of 8 of 12 months, or two-thirds ($338,970 x 2/3 = $225,980).
Staff believes DEF’s request to include $225,980 in the CCRC is reasonable, consistent with the 2024 Settlement, and should be approved.
Issue 4:
Should this docket be closed?
Recommendation:
If no person who substantial interests are affected by the proposed agency actions files a protest within 21 days of the issuance of the order, this docket should be closed upon the issuance of a consummating order. (M. Thompson)
Staff Analysis:
If no person who substantial interests are affected by the proposed agency actions files a protest within 21 days of the issuance of the order, this docket should be closed upon the issuance of a consummating order.
[1] Order No. PSC-2024-0472-AS-EI, issued November 12, 2024, in Docket No. 20240025-EI, In re: Petition for rate increase by Duke Energy Florida, LLC.
[2] Id.
[3] Id.
[4] One Big Beautiful Bill Act, H.R.1, 119th Congress (2025-2026). https://www.congress.gov/bill/119th-congress/house-bill/1/text
[5] Document No. 07149-2026.
[6] 26 U.S. Code Section 162.
[7] Document Nos. 07149-2026 and 02723-2026.
[8] Order
No. PSC-2025-0212-PAA-EI, issued June 18, 2025, in Docket No. 20250034-EI, In re: Petition for a limited proceeding to
approve first solar base rate adjustment, by Duke Energy Florida, LLC.
[9] Document No. 02723-2026.
[10] Order No. PSC-2024-0472-AS-EI.
[11] Document No. 02113-2026.