How to claim DIY labor for 25c Residential Energy Efficiency Tax Credit?
I've been digging through all the 25c Residential Energy Efficiency Tax Credit forms and instructions, and I'm confused about whether I can include my own labor costs when calculating the credit for adding insulation. Since I'm a pretty handy person, I'd much rather do the installation myself than pay someone else triple the price, but the tax credit is only 30% of the cost. Does anyone know if there's official guidance on whether you can count your own labor/time as part of the costs? Or is it strictly limited to the actual materials I purchase? The language in the instructions seems a bit unclear on DIY projects versus hiring contractors. Has anyone successfully claimed their own labor hours when taking this credit?
23 comments


Rudy Cenizo
I've dealt with this exact question for several clients. Unfortunately, for the 25c Residential Energy Efficiency Tax Credit, you cannot include the value of your own labor in the cost basis for the credit calculation. The IRS is very specific that only actual expenditures count toward the credit. This means you can include the cost of all materials you purchase (insulation, fasteners, vapor barriers, etc.) and any specialized tools you might need to buy specifically for this project. But you cannot assign a value to your own time and include that in the calculation. Think of it this way - you're not actually "spending" money on your own labor, so there's no actual expense to credit back. The 30% credit applies only to your out-of-pocket costs for materials and supplies directly related to the energy improvement.
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Natalie Khan
•That makes a lot of sense, but what about if I hire my brother who's a contractor but gives me a friends and family discount? Can I claim what he would normally charge or just what I actually paid him?
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Rudy Cenizo
•If you hire your brother who's a contractor, you can only claim what you actually paid him, not what he would normally charge others. The IRS looks at actual expenditures, so the discounted amount you paid is what counts toward your credit calculation. If your brother provides a formal invoice and you pay him (even at a discounted rate), that labor cost would be eligible along with the materials. Just make sure to keep good records of the payment and work performed in case of an audit.
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Daryl Bright
After struggling with this same question last year, I found taxr.ai (https://taxr.ai) super helpful for figuring out exactly what I could claim for my energy efficiency upgrades. I had installed new insulation in my attic and wasn't sure if I could count some specialty equipment I had to rent. I uploaded my receipts and the IRS form instructions to taxr.ai, and it analyzed everything and explained exactly what qualified and what didn't. Saved me a ton of research time and confirmed that while my own labor didn't count, the specialized equipment rental did qualify since it was a direct expense for the project.
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Sienna Gomez
•Does it work with other energy credits too? I'm putting solar panels on my roof this year and those forms look even more complicated.
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Kirsuktow DarkBlade
•I'm skeptical about these AI tools for taxes... What happens if it gives wrong info and you get audited? Does the company take responsibility or are you still on the hook?
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Daryl Bright
•Yes, it works with all the residential energy credits including solar panel installations. The 25D credit for solar has different rules than the 25C credit for energy efficiency, and the tool breaks down those differences clearly. For your concern about accuracy, the tool doesn't actually file your taxes - it just analyzes your documents and explains how the tax rules apply to your situation. You're still responsible for your tax filing, but having a clear explanation of the rules makes it easier to get it right. I found their explanations more understandable than the official IRS instructions.
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Kirsuktow DarkBlade
Just wanted to follow up and say I tried taxr.ai after my skeptical comment. I'm impressed! I uploaded my receipts for my heat pump installation and the tool broke down exactly what qualified for the 25c credit and what didn't. It even flagged that my installation costs were eligible but some electrical panel work wasn't directly covered. The explanation was super clear about why DIY labor isn't counted (basically because you're not "spending" anything on your own time). Saved me hours of research and probably kept me from making a mistake on my tax forms. Definitely recommend for anyone dealing with these energy credits!
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Abigail bergen
If you're having trouble getting clear answers from the IRS about these energy credits, I had great success using Claimyr (https://claimyr.com) to get through to an actual IRS agent. I was on hold for 3+ hours trying to get verification about some specifics of the 25c credit before I found this service. You can see how it works here: https://youtu.be/_kiP6q8DX5c Basically, they wait on hold with the IRS for you and call you when an agent picks up. I was able to get official clarification directly from the IRS about what expenses qualify when doing DIY energy improvements. The agent confirmed that while your own labor doesn't count, if you hire anyone (even friends/family at a discount) that labor cost does qualify.
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Ahooker-Equator
•How does this actually work? Do they just call the IRS for you or do they also help explain your tax situation to the agent?
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Anderson Prospero
•This sounds too good to be true. The IRS is notoriously impossible to reach. I've literally spent days trying to get through. You're saying this service actually works?
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Abigail bergen
•They just handle the waiting on hold part - they call the IRS, wait in the queue (which can be hours), and then when an agent finally answers, they connect you directly to that agent. You explain your own tax situation once you're connected. Yes, it absolutely works! I was skeptical too. I had tried calling the IRS four different times and kept getting disconnected after waiting for over an hour each time. With this service, I put in my request in the morning, went about my day, and got a call about 2 hours later with an IRS agent on the line. It was honestly a game-changer for getting my tax questions answered.
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Anderson Prospero
I have to eat my words! After my skeptical comment about Claimyr, I decided to try it anyway since I was desperate to get an answer about my 25c credit question. Holy cow, it actually worked! I submitted my request around 10am, and at 1:37pm I got a call connecting me directly to an IRS agent. The agent confirmed that for DIY energy efficiency projects, only material costs count toward the credit, not self-labor. But she also clarified that if I buy specialized tools specifically needed for the energy improvement project, those costs CAN be included in the credit calculation. Probably saved me 5+ hours of hold time and busy signals. Will definitely use again next time I have a complex tax question.
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Tyrone Hill
Has anyone calculated whether it's actually more cost-effective to DIY with the 30% credit on materials only, versus hiring a contractor and getting the credit on both labor and materials? I'm trying to insulate my crawl space and getting quotes that seem outrageous.
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Toot-n-Mighty
•I did this calculation for my attic insulation last year. Contractor wanted $3,200 for materials and labor (would have gotten about $960 back from the 30% credit). I did it myself for $1,100 in materials (got $330 back from the credit). So my final cost was $770 DIY vs $2,240 with contractor. For me, it was WAY cheaper to DIY even with the credit difference.
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Tyrone Hill
•Thanks for sharing your real numbers! That really helps put it in perspective. Sounds like even with the tax credit only applying to materials for DIY, it's still substantially cheaper to go that route. I think I'll tackle the crawl space insulation myself and just claim the credit on the materials.
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Lena Kowalski
Quick question - does anyone know the maximum amount you can claim for the 25c credit? I'm planning to do insulation, new windows and a heat pump this year.
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Rudy Cenizo
•For 2023 through 2032, the maximum annual limit for the 25c credit is $1,200 per year for most improvements (including insulation, windows, doors). However, heat pumps have a separate higher limit of $2,000 per year. So theoretically you could claim up to $3,200 in a single year if you do both types of improvements.
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Sofia Gomez
I went through this exact situation last year when I insulated my basement. The key thing to remember is that the IRS considers the 25c credit to be based on "qualified expenditures" - which means actual money you spent out of pocket. While you can't claim your own labor, don't forget that you CAN claim some additional costs that people often overlook: - Specialized tools you had to purchase specifically for the insulation project (like a staple gun, utility knife, or safety equipment) - Delivery fees for materials - Permits if required by your local building department - Vapor barriers, caulk, weatherstripping, and other related materials I kept detailed receipts for everything and was able to claim about $200 more than just the basic insulation materials. The 30% credit on materials-only still made DIY significantly cheaper than hiring a contractor, especially since I was able to do the work at my own pace over several weekends. Make sure to keep all your receipts organized and take some photos of the work for your records!
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Javier Torres
•This is really helpful! I hadn't thought about including delivery fees and permits in the calculation. I'm planning to do my attic insulation next month and was only thinking about the basic materials cost. Do you happen to know if rental costs for equipment like a blower for loose-fill insulation would also qualify? I'm considering renting one instead of buying since I'll only use it once.
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Ravi Kapoor
•Yes, rental costs for equipment like a blower for loose-fill insulation would definitely qualify! The IRS allows you to include rental fees for specialized equipment that's directly necessary for the energy efficiency improvement. Since you're renting the blower specifically for the insulation project, that's a qualified expenditure. Just make sure to keep the rental receipt and that it clearly shows what the equipment was and the rental period. I actually rented a few tools for my basement project last year and included those costs in my credit calculation without any issues. The key is that the rental has to be directly related to the energy improvement - so a blower for insulation would qualify, but renting a general power drill that you might use for other projects wouldn't count toward the credit.
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Carmen Ruiz
Great thread! I just finished my own DIY insulation project and can confirm what others have said about only being able to claim materials, not labor. One thing I'd add is to be careful about the "energy efficiency" requirement - make sure the insulation you're buying actually meets the minimum R-value requirements for the 25c credit in your climate zone. I made the mistake of buying cheaper insulation that didn't meet the requirements and had to return it. The IRS has specific performance standards that the materials must meet to qualify for the credit. Check Publication 5307 for the technical requirements - it's not just about installing any insulation, it has to meet their efficiency standards. Also, if you're doing multiple energy improvements in the same year, keep separate receipts for each project since some have different credit limits and requirements. My accountant said this makes the filing much cleaner if you ever get audited.
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Harper Thompson
•This is such an important point about the R-value requirements! I almost made the same mistake when shopping for insulation. For anyone reading this, the minimum R-values vary by climate zone and type of installation. For example, attic insulation typically needs to meet R-49 in most northern climates but might be lower in southern areas. The manufacturers usually label their products clearly if they meet the 25c credit requirements, but it's worth double-checking against Publication 5307 like Carmen mentioned. I learned that even if insulation is marketed as "energy efficient," it might not meet the specific IRS standards for the tax credit. Also wanted to add that when you're calculating your materials cost for the credit, make sure you're not accidentally including any insulation that's going into areas that don't qualify (like unheated spaces). The credit only applies to insulation that's actually improving the energy efficiency of your conditioned living space.
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