Section: Buying Guide

Solar Installer Red Flags: Warning Signs Federal and State Regulators Have Documented

By ClearWatt Editorial Team · Published June 25, 2026

Short answer: The clearest red flags — verified through actual federal and state enforcement actions, not general advice — are claims of a “government program,” pressure to sign the same day, cash-only payment demands, contracts withheld until signing, hidden dealer fees stacked onto loan costs, and property liens attached through PACE financing. Federal regulators formally flagged all of these as a documented pattern, not isolated incidents, in August 2024.

Solar isn’t uniquely scam-prone compared to other high-cost home improvements, but it has a specific set of documented problem patterns, and as of August 2024 those patterns are serious enough that three federal agencies formally coordinated on them. This article lists the actual red flags those agencies and state regulators have documented, with the real cases behind them, rather than generic “watch out for scams” advice.

Federal regulators formally flagged this as a growing problem in 2024

On August 7, 2024, the U.S. Treasury Department, the Consumer Financial Protection Bureau, and the Federal Trade Commission announced a formal interagency partnership specifically focused on residential solar, after observing “an increase in consumer complaints about some unscrupulous companies that pressure consumers into predatory contracts or purchases, including with unfair financing, and/or fail to install or activate residential solar systems as promised.” That’s a notable step — three separate federal agencies coordinating publicly on one industry segment doesn’t happen for a marginal problem.

Sales-process red flags

The joint Treasury consumer advisory documents specific sales-process patterns to watch for:

• False “government program” claims. Solar is not a government giveaway program, and any pitch framing it as one is misrepresenting what you’re actually being sold — usually a loan, lease, or PPA from a private company.
• Promises of “free” panels. As covered in How to Compare Solar Quotes, “free” panels almost always mean a lease or PPA with a real, multi-year payment obligation that the word “free” is designed to obscure.
• Exaggerated future utility-rate warnings. Claims that your utility rates are about to spike dramatically, used to create urgency, aren’t grounded in a guaranteed forecast — utility rate changes are regulated and disclosed by utilities themselves, not predicted with certainty by a sales rep.
• Tax-credit promises regardless of tax liability. A promise that you’ll “get” a tax credit ignores that credits offset tax liability — if you don’t owe enough in federal tax, you can’t use the full credit amount, and this matters even more now that the 30% Section 25D residential credit has expired for systems placed in service in 2026 or later (see Federal Solar Tax Credit 2026: What Changed).
• Teaser financing rates. An attractively low headline rate that masks a higher true cost later in the loan term — a pattern documented separately in CFPB’s loan-fee findings below.

Customer-service and contract red flags

The same advisory documents a second category of red flags around how the sale and contract itself are handled:

• No ability-to-repay check. A lender or installer that doesn’t assess whether you can actually afford the payments is setting up a loan structured around the sale closing, not around your ability to sustain it.
• Pressure to sign immediately. Documented directly in the advisory as a specific pattern, and echoed in the FTC’s separate consumer guidance, which states plainly: never deal with a company that pressures you for a quick decision, tells you to sign a contract without time to review, or asks you to pay in cash.
• Contracts not shown in full before signing. This can also cut off your legal right to cancel — most home-solicitation sales carry a statutory cancellation window (commonly three business days), and a company that rushes signing or withholds the full contract until after you’ve committed may be trying to run out that clock before you’ve had a chance to read the terms.
• Documents in a different language than the sales pitch. If the sales conversation happens in one language but the contract you’re asked to sign is in another, that’s flagged specifically in the federal advisory as a documented tactic, not a coincidence.

Cost and payment red flags

• Excessive or hidden fees. Covered in detail below via CFPB’s loan-fee findings.
• No disclosed removal or transfer cost. A contract that doesn’t specify what it costs to remove the system or transfer it to a new homeowner if you sell is missing a cost that will eventually come up.
• Large upfront deposits. Combined with cash-payment demands, large deposits before any work begins reduce your leverage if the installer fails to deliver — a pattern that shows up directly in the Florida cases below.

Dealer fees: a quantified, not hypothetical, cost

A CFPB report released the same day, August 7, 2024, quantified one specific problem: dealer fees built into solar loans “often increase the loan cost by 30% or more above the cash price.” The same report cites an average residential solar project cost of $25,000 and notes that 58% of solar projects were loan-financed in 2023 — meaning dealer fees affect a majority, not a minority, of solar buyers who finance.

The report also found that some lenders present the loan’s principal using a “net cost” figure that assumes the buyer will receive a tax credit and subtracts it from the sticker price shown up front — a presentation that’s misleading for any homeowner purchasing in 2026 or later, since Section 25D no longer applies to new systems. If a financing document shows a “net cost” lower than the actual loan principal you’re signing for, ask directly whether that discount assumes a tax credit you may not actually qualify to receive. See Solar Financing With Bad Credit for more on how financing terms and credit requirements interact.

PACE financing: a real, documented liens case

The FTC’s business blog post “Don’t waste your energy on a solar scam” (August 7, 2024) cites the FTC’s own enforcement action against Ygrene Energy Fund, brought jointly with the State of California, over deceptive Property Assessed Clean Energy (PACE) financing practices. The case alleged Ygrene deceived homeowners about the terms of PACE financing and trapped them with property liens that made it difficult to sell or refinance their homes. The settlement required $3 million dedicated specifically to lien relief for affected homeowners — confirmed independently by the California Attorney General’s own announcement of the same settlement.

This matters because PACE financing works fundamentally differently from a loan: it’s secured against your property through a tax lien rather than a credit check, and that lien can take priority over your existing mortgage — a structural feature, not a bug specific to one bad company, which is why it’s worth understanding before agreeing to it regardless of which contractor offers it.

Real, named enforcement cases in Florida

The Florida Attorney General’s office has published a documented summary of real cases against named companies — including MC Solar and Roofing, SetUp My Solar, and Vision Solar — alleging high-pressure sales tactics, misrepresented savings and tax rebate claims, abandoned or incomplete installations, forged applications, and unauthorized liens placed on homes. These aren’t hypothetical patterns; they’re the basis of actual state enforcement actions with named defendants.

Separately, Fox 13 Tampa Bay reported a 700% increase in solar-related complaints to the Florida AG’s office since 2019 — that specific figure comes from the news outlet’s reporting, not from the official written AG document cited above, so it’s presented here as reported, not as an independently verified government statistic.

Checking a specific installer before signing

Before signing with any installer, contact your state or local consumer protection agency and your state’s contractor licensing board directly and ask about the company by name — the same check recommended in How to Compare Solar Quotes. A pattern of unresolved complaints, a lapsed or nonexistent contractor license, or a contracting entity whose name doesn’t match what’s listed with the state are all reasons to keep looking rather than proceed.

This article summarizes real regulatory findings and enforcement actions for informational purposes; it isn’t legal advice, and any specific concern about a contract or company should be raised with your state’s consumer protection agency or an attorney.

Sources

• U.S. Department of the Treasury, “Treasury, CFPB, and FTC Announce Efforts to Protect Consumers Considering Residential Solar Financing” (August 7, 2024) — home.treasury.gov (consulted August 9, 2026)
• U.S. Department of the Treasury, Consumer Financial Protection Bureau, and Federal Trade Commission, “Homeowner’s Guide to Going Solar: Consumer Advisory” (PDF) — home.treasury.gov (consulted August 9, 2026)
• Federal Trade Commission, “Solar Power for Your Home” — consumer.ftc.gov (consulted August 9, 2026)
• Federal Trade Commission Business Blog, “Don’t waste your energy on a solar scam” (August 7, 2024) — ftc.gov (consulted August 9, 2026)
• Federal Trade Commission, “FTC, California Act to Stop Ygrene Energy Fund From Deceiving Consumers About PACE Financing, Placing Liens on Their Homes” (October 2022) — ftc.gov (consulted August 9, 2026)
• California Office of the Attorney General, “Attorney General Bonta and FTC Announce Settlement With Clean Energy Financing Company” — oag.ca.gov (consulted August 9, 2026)
• Consumer Financial Protection Bureau, “CFPB Report Finds Lenders Cramming Markup Fees and Confusing Terms Into Solar Energy Loans” (August 7, 2024) — consumerfinance.gov (consulted August 9, 2026)
• Florida Office of the Attorney General, “Solar Scams at a Glance” (PDF) — myfloridalegal.com (consulted August 9, 2026)
• Fox 13 Tampa Bay, “Florida attorney general warns of solar energy scams in the Sunshine State” — fox13news.com (consulted August 9, 2026)