Connecticut PURA
Regulatory Exposure
PURA sets CL&P's rates, has jurisdiction over rate components and reconciliations, and its 2023 statutory change ends the ESI capital tracker at the next rate case.
Relevance 92·Dependency 85·Confidence 97
Source evidence
“CL&P is subject to regulation by the Connecticut Public Utilities Regulatory Authority (PURA), which, among other things, has jurisdiction over rates, certain dispositions of property and plant, mergers and consolidations”
PURA (Connecticut)
Regulatory Exposure
PURA controls Yankee Gas rates (CL&P as well) and blocked the Aquarion water sale pending appeal remand decision expected March 25, 2026.
Relevance 90·Dependency 85·Confidence 95
Source evidence
“On November 19, 2025, PURA denied an application to approve the sale of the Aquarion Water Company”
NHPUC / New Hampshire regulation
Revenue Exposure
PSNH rate case drove $100.7M permanent rate increase and formulaic adjustments 2026-2028; NH DOE and Consumer Advocate appeals create regulatory uncertainty over revenue requirement.
Relevance 90·Dependency 85·Confidence 95
Source evidence
“the New Hampshire Department of Energy filed a notice of appeal with the New Hampshire Supreme Court challenging certain aspects of the PSNH distribution rate case decision”
Connecticut
Revenue Exposure
CL&P's ~1.32 million Connecticut customers drive its retail tariff revenues of $4,155.4M in 2025; Connecticut regulatory policy directly shapes revenue recovery.
Relevance 88·Dependency 75·Confidence 95
Source evidence
“CL&P furnished retail franchise electric service to approximately 1.32 million customers in 157 cities and towns in Connecticut”
DPU (Massachusetts)
Regulatory Exposure
DPU approved MA PAM/RTW settlement ($64.8M pre-tax benefit) and NSTAR Gas PBR extension through November 1, 2030 with $45M rate base reset.
Relevance 85·Dependency 80·Confidence 95
Source evidence
“allowed for the reinstatement of a rate base reset of $45.0 million increase to base distribution rates effective January 1, 2026 and for continuation of NSTAR Gas' PBR program through November 1, 2030”
PURA (Connecticut)
Regulatory Exposure
PURA regulates Yankee Gas rates and its evolving composition creates regulatory uncertainty for electric, gas and water businesses in Connecticut.
Relevance 85·Dependency 80·Confidence 90
Source evidence
“changes in the composition of PURA, which may affect our electric, natural gas and water businesses in that state”
Massachusetts
Revenue Exposure
NSTAR Electric, NSTAR Gas and EGMA serve electric and gas distribution customers in Massachusetts.
Relevance 85·Dependency 70·Confidence 95
Source evidence
“a regulated electric utility that serves residential, commercial and industrial customers in parts of eastern and western Massachusetts”
Extreme weather / climate change
Cost Driver
Severe storms and changing weather patterns are disclosed as factors that can materially affect results, relevant to storm costs and system reliability for a T&D utility.
Relevance 82·Dependency 60·Confidence 92
Source evidence
“extreme weather, including severe storms, due to the impacts of climate change, and fluctuations in weather patterns”
DPU 20-80 The Future of Gas
Regulatory Exposure
Massachusetts decarbonization proceedings may require significant changes to LDC planning processes and business models, affecting gas investment recovery.
Relevance 80·Dependency 70·Confidence 90
Source evidence
“which may require significant changes to the LDC planning process and business models”
Interest rates
Cost Driver
Changes in economic conditions impacting interest rates and capital access are identified as factors that could materially affect results for this capital-intensive regulated utility.
Relevance 80·Dependency 65·Confidence 90
Source evidence
“changes in economic conditions, including impact on interest rates, tax policies, tariffs and customer demand and payment ability”
Millstone and Seabrook nuclear plants
Supplier Dependency
State-mandated PPAs with Millstone and Seabrook create a supply cost recovered from customers with no return to CL&P.
Relevance 78·Dependency 55·Confidence 95
Source evidence
“CL&P is required by both state legislation and regulation to purchase electric generation from Millstone and Seabrook under PURA-approved PPAs entered in 2019.”
New Hampshire
Revenue Exposure
PSNH serves electric distribution customers in New Hampshire and Aquarion serves water customers in parts of New Hampshire.
Relevance 75·Dependency 60·Confidence 95
Source evidence
“Public Service Company of New Hampshire (PSNH), a regulated electric utility that serves residential, commercial and industrial customers in parts of New Hampshire”
Global Infrastructure Partners (GIP)
Legal Exposure
Eversource owes contingent future payments under the 2024 GIP sale agreement for South Fork Wind and Revolution Wind; increased contingent liability by $284 million pre-tax in 2025.
Relevance 75·Dependency 60·Confidence 95
Source evidence
“expected future payments under the terms of the 2024 sale agreement with Global Infrastructure Partners (GIP) for the South Fork Wind and Revolution Wind projects”
Tennessee Gas Pipeline Company
Supplier Dependency
NSTAR Gas, EGMA and Yankee Gas purchase interstate transportation/storage/balancing services from Tennessee Gas Pipeline to serve firm customers.
Relevance 70·Dependency 65·Confidence 95
Source evidence
“purchase transportation, storage, and balancing services from Tennessee Gas Pipeline Company and Algonquin Gas Transmission Company”
Algonquin Gas Transmission Company
Supplier Dependency
Algonquin is one of the interstate pipelines directly serving the gas distribution utilities.
Relevance 70·Dependency 65·Confidence 95
Source evidence
“Yankee Gas obtains its interstate capacity from the three interstate pipelines that directly serve Connecticut: the Algonquin, Tennessee and Iroquois Pipelines”
interest rates
Demand Driver
$26.51B 2026-2030 capex plan funded with $2.94B new debt issuance in 2025 plus ATM equity; utility financing costs and rate base economics are sensitive to interest rates.
Relevance 70·Dependency 60·Confidence 85
Source evidence
“We project to make capital expenditures of $26.51 billion from 2026 through 2030”
Disruptive technology / alternative energy sources
Demand Driver
Disclosed risk that disruptive technology or alternative energy sources could affect the current or future business model and customer demand.
Relevance 60·Dependency 50·Confidence 90
Source evidence
“changes in business conditions, which could include disruptive technology or development of alternative energy sources related to our current or future business model”
electricity and gas demand
Revenue Exposure
Management credit-loss estimates incorporate energy usage trends and rate impacts on customer bills, reflecting demand sensitivity of regulated delivery revenues.
Relevance 60·Dependency 50·Confidence 75
Source evidence
“the impact on customer bills because of energy usage trends and changes in rates”
hardship customers
Customer Exposure
Hardship customer receivables ($367.2M allowance at Dec 31, 2025) carry higher default risk but are recoverable in rates via regulatory mechanisms in CT and MA.
Relevance 60·Dependency 40·Confidence 90
Source evidence
“The PURA allows CL&P and Yankee Gas to accelerate the recovery of accounts receivable balances attributable to qualified customers under financial or medical duress”
Hopkinton LNG Corp.
Supplier Dependency
Hopkinton LNG Corp. provides LNG/LPG peak-shaving storage critical to meeting winter heating demand.
Relevance 55·Dependency 50·Confidence 95
Source evidence
“1.8 Bcf LNG and LPG storage is provided by Hopkinton LNG Corp. in facilities located at seven different locations in Massachusetts”
Renewable Portfolio Standards (RPS)
Regulatory Exposure
State RPS mandates require purchasing RECs from renewable generation suppliers; $41.2M REC inventory at Dec 31, 2025.
Relevance 55·Dependency 40·Confidence 90
Source evidence
“RECs are purchased from suppliers of renewable sources of generation and are used to meet state mandated Renewable Portfolio Standards requirements”