If you’re Googling how much it costs to install solar panels, you’re probably in the same mental place as someone standing in their yard, looking at a large tree that needs to come down, thinking: “I could probably rent a chainsaw and handle this myself.” Spoiler alert: that was me.
That instinct makes sense, but partnering with a certified, licensed solar contractor ensures you don’t face unexpected liabilities down the road. The equipment is technically available There are tutorials. The professional quote feels steep.
Then you spend about ten minutes actually researching what’s involved: the equipment you’d need to control the fall safely, what your homeowner’s insurance covers if something goes wrong, and what happens if the tree lands on a neighbor’s fence. By the time you finish that research, the arborist’s $5,000 quote sounds like the best money you could ever spend.
Solar is exactly the same. The instinct to look for a cheaper path is not wrong. Once you understand what you’re actually risking, the math changes pretty quickly.
What You Give Up Without a Licensed Solar Contractor
Every State Incentive Available to You
This is the one that surprises people most.
Illinois SREC credits require a licensed install through an approved vendor. If you go the DIY route, or hire someone operating without proper licensing, you forfeit every available state incentive. You’re paying full price, with no programs.
There’s a term worth knowing: “approved vendor.” Illinois requires that you work with an approved vendor to qualify for SREC income. That’s the threshold, and it’s not optional. A licensed local installer handles approved vendor qualification as part of the process — an unlicensed or out-of-state company often can’t.
Your Homeowner’s Insurance May Not Cover It
A DIY solar installation is a significant liability. Most standard homeowner’s insurance policies will not cover a system installed without a licensed contractor and proper permits. If something goes wrong after installation whether a fire, water intrusion from an improperly sealed roof penetration, or an electrical failure you may find yourself uninsured.
The cost of fixing a failed solar install frequently exceeds the cost of the original system. That’s not a hypothetical. It’s a pattern that shows up regularly in this industry.
Code Compliance Is Not Uniform in Illinois
Illinois has not adopted a statewide National Electric Code standard. What meets code in one municipality may not meet requirements in yours. A licensed local installer with years of experience in your specific area knows the requirements for your jurisdiction. A national company sending crews from out of state, or a tutorial you found online, does not.
What’s compliant for your neighbor across the street might not be compliant for your home. Local knowledge matters here more than most people expect.
If Something Goes Wrong, the Liability Exceeds the System Cost
Electrical work done incorrectly creates real risk: fire, damage to your home’s existing electrical system, voided roof warranty, and potential hazard to ComEd utility workers who connect you to the grid. If something fails after an improperly permitted or unlicensed install, the cost to diagnose and repair typically exceeds the cost of the original installation.
This is the scenario where the math that seemed like a savings at the front end becomes a significant loss at the back end.
It’s Not Just DIY: Bad Actors Are a Real Problem in Solar
The concern isn’t only about homeowners attempting to install themselves. The solar industry has had a significant bad actor problem: companies that sold systems, took payment, and didn’t deliver, or that couldn’t sustain themselves long enough to honor their warranties or show up for service.
The patterns show up in a few ways. Some installers went under entirely, leaving customers with no one to call for maintenance or warranty issues. Others operated on drop-ship models — they’d sell a system, ship equipment, and leave the installation to the homeowner or a third party. The result was extensive complaints and customers who spent more fixing the mess than the original system cost.
Several national brands that seemed established collapsed or had serious operational failures, leaving residential customers without warranty coverage. Others were acquired by finance companies, changed direction, and walked away from mid-project installs. Windfree has stepped in to complete several of those jobs. The homeowners affected paid twice.
These are not distant cautionary tales from other markets. These are patterns that played out across Illinois.
A Current Example
We are currently working through a situation at a commercial property where the building owner hired a solar company from out of state. The crew put panels on the roof, did not wire them correctly, collected all of the money, and left.
The building owner now has panels on the roof that do not work and a bill from a second installer to diagnose and fix the mess. The total cost of this project is now higher than what a reputable local company would have charged from the start.
This is not a rare edge case. It is a pattern in this industry, and it affects both residential and commercial customers.
The Fair Counterpoint
Not everyone who has done DIY solar failed, and it’s worth saying so plainly.
Taylor Ball, who works in solar operations at Windfree, puts it this way, respectfully: the people she knows who successfully completed a DIY solar install were master electricians with existing utility connections and deep familiarity with local code, and most of those examples came from Wisconsin, where incentives at the time were limited to the federal tax credit and a modest state rebate. Illinois’s SREC program is a different picture, and it requires a licensed approved vendor.
“Most likely, if you’re reading this blog post, you are not that person.”
That’s honest, not dismissive. DIY solar is technically possible. It’s just not practical or safe for the overwhelming majority of homeowners, and the incentive forfeit alone often makes it more expensive than hiring a professional installer from the start.
What a Trusted Local Installer Actually Gives You
When you work with a licensed, reputable local installer, here’s what you’re actually getting:
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Panels that have gone through utility approval processes: higher output, verified quality, no drop-shipped unknowns
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Permit handling, inspection, and PTO (permission to operate) from ComEd: you don’t have to navigate any of that process yourself
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Warranty-backed work from a company that will still be there in ten or more years: this matters more than most homeowners realize until something needs attention
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Access to Illinois SREC incentives: only available through a licensed approved vendor, and the qualification is handled for you
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A local service department for maintenance: a real team you can call, not an out-of-state 1-800 number
The installer’s fee is not just for the installation labor. It covers the full chain: permitting, code compliance, utility coordination, and ongoing accountability after your system is live and producing.
The Bottom Line
The solar industry has had real problems. Bad actors, failed companies, and DIY installs gone wrong have cost homeowners money that they never recovered. The way to avoid those outcomes is the same as any skilled trade: hire someone local, licensed, with a verifiable track record and a service department that will still be answering the phone in ten years.
Windfree Solar has been installing in Chicagoland since 2009. We carry all required licenses and certifications, including our status as a Certified Provider through Solar Insure, a standard not every installer meets. We handle permitting and utility interconnection and have a local team for maintenance and service.
Ask about our track record, certifications, and service history
 Stop by the Windfree Solar Cafe
Also see: Are Solar Panels Expensive? | Solar Panel for House Cost: What to Expect
