First figure out which financing you have
There is no single answer to what happens when you stop paying for solar, because solar is sold under at least four very different financial structures, and they fail in completely different ways. People constantly lump them together, and that mistake leads to bad decisions. A late payment on an unsecured personal loan is one thing. A missed payment on a PACE assessment is not a loan default at all -- it is unpaid property taxes. So before you do anything, dig out the paperwork and figure out exactly what you signed.
Look for the words that tell you the structure: a personal or installment loan from a finance company, a "fixture filing" or UCC-1 recorded against your property, a "Property Assessed Clean Energy" or PACE assessment added to your tax bill, or a lease or power purchase agreement (PPA) where a company owns the panels. The consequences below change completely depending on which one you have. If you are unsure, the pillar guide on how to get out of a solar contract walks through identifying your deal type and every exit route.
If it is an unsecured solar/personal loan
Many rooftop systems are paid for with a personal installment loan from a third-party finance company. If that loan is genuinely unsecured -- nothing recorded against your home -- then stopping payment looks like any other unpaid consumer loan. You miss a payment, late fees start, and after a stretch of nonpayment the lender charges off the account and sends or sells it to collections. The delinquency gets reported to the credit bureaus, and the damage to your credit score can be significant and lasting.
An unsecured lender that wants its money can sue you in civil court. If they win, they get a judgment, which in many states opens the door to wage garnishment or a bank levy, subject to your state's rules and exemptions. One thing it is not: a criminal matter. Unpaid consumer debt is civil -- there is no jail for failing to pay an ordinary solar loan. The single best first move is to call the lender before you fall behind and ask about hardship or forbearance options; servicers can sometimes restructure payments, and that is far cheaper than collections and litigation for everyone involved.
If the loan has a UCC-1 fixture filing
Some solar finance companies (names like GoodLeap, Mosaic, Sunlight, or Dividend come up often) record a UCC-1 "fixture filing" against your property when you finance a purchase. This is a security interest in the panels themselves as fixtures. It is not the same thing as a real-property mortgage lien, and it does not mean the lender can foreclose on your house over a missed payment the way a mortgage holder could.
What it does do is cloud your title. Title and escrow companies routinely flag a UCC-1 fixture filing, and it typically has to be terminated with a UCC-3 filing -- or the loan paid off -- before you can close a clean sale. So if you stop paying, you keep all the unsecured-loan consequences above (collections, credit damage, a possible lawsuit), plus a recorded interest that gets in the way the moment you try to sell or refinance. For more on exactly what that filing means, see do solar panels put a lien on your house?
If it is PACE financing
PACE (Property Assessed Clean Energy) is the structure people most often get wrong. PACE is not repaid as a separate personal loan. It is a special assessment added to your property-tax bill, and it attaches to the property -- the title -- not to you personally. That changes everything about default. Stopping payment on PACE is not a loan default; it is treated exactly like unpaid property taxes.
That means penalties, interest, a tax lien, and, in serious cases, a tax-lien foreclosure, all on a timeline set by your state's law. PACE assessments also typically take a senior, first-lien position ahead of an existing mortgage, because property-tax liens generally come first under state law. Because PACE is secured by the home and collected through the tax system, it can never be settled through an unsecured debt-settlement program -- there is no unsecured balance to negotiate away. If you are struggling with PACE, the right help is a HUD-approved housing counselor or a real-estate attorney, not a settlement company. For why this is a tax problem rather than a loan problem, see what is a PACE loan?
If it is a lease or PPA
Under a lease or a power purchase agreement, a company owns the panels and you pay to use them or to buy the power they produce. These are usually long contracts, often 20 to 25 years, sometimes with an annual price escalator. A lease or PPA generally does not place a lien on your home, so the failure mode is contractual rather than a tax or mortgage problem.
If you stop paying, you are breaching a contract for equipment the company owns. The company may have the right to remove the panels, and it can pursue you in civil court for the remaining payments owed under the agreement. There is also a practical wrinkle when you sell: a buyer generally has to qualify to assume the lease or PPA, or you have to buy it out, which is one reason these contracts complicate a sale. Selling rather than defaulting can sometimes be the cleaner path -- see can you sell a house with solar panels?
Your honest options, in order
Whatever structure you have, work the cheapest and least damaging routes first. Call the servicer or company about hardship or forbearance before you go delinquent; a temporary restructure beats collections, a lawsuit, or a tax lien. Next, talk to a nonprofit credit counselor or, for anything touching your property taxes or title, a HUD-approved housing counselor or a real-estate attorney. If the original sale involved high-pressure door-to-door tactics or misrepresentation, know that federal law gives a three-business-day right to cancel many in-home sales, and state consumer-protection law and your state attorney general may allow rescission beyond that window where there was fraud.
Settlement is only a possibility for a genuinely unsecured balance -- not for PACE and not for a lease. Even then, debt settlement is not guaranteed, it hurts your credit, and any forgiven amount over $600 may be reported to the IRS on a Form 1099-C as potentially taxable income, so it can help to involve a tax professional; see is settled debt taxable? To sort which route actually fits your situation, run the neutral which debt relief option tool. The honest bottom line: identify your financing first, protect the secured and tax-collected obligations like PACE that can cost you the home, and reserve settlement only for unsecured balances, with eyes open about the trade-offs.