Most home remodeling is not tax-deductible, but a few specific situations allow it

The short answer: you cannot deduct the cost of remodeling your home to make it more comfortable or valuable. The IRS treats home improvements as part of your home's value, not as a deductible expense. However, if the remodel is tied to a medical condition, a home-based business, or energy efficiency in a specific way, parts of it may be deductible or may be able to access for a tax credit.

The distinction matters because it determines whether you report the cost on your tax return at all. A kitchen renovation to sell your house faster: not deductible. A ramp installed because you use a wheelchair: potentially deductible. A solar panel system: potentially may be able to access for a federal tax credit. Understanding which category your project falls into saves you from claiming something the IRS will disallow.

Key Takeaways

  • Home improvements that add value or comfort to your home are not deductible, but they may increase your home's basis for capital gains purposes when you sell.
  • Medical home modifications—ramps, grab bars, widened doorways, accessible bathrooms—can be deducted as medical expenses if they exceed the threshold for your income level.
  • Home office remodeling is deductible only if you use a dedicated room or space exclusively for business, and only the business-use portion qualifies.
  • Energy-efficient improvements like solar panels, heat pumps, and insulation may may have access to for federal tax credits that reduce your tax bill directly, not just deductions.
  • You need documentation from a contractor, doctor, or energy auditor to support any deduction or credit claim.

Medical home modifications and the medical expense deduction

If you remodel your home to accommodate a medical condition—yours or a dependent's—the cost may be deductible as a medical expense. The IRS allows deductions for home modifications that are medically necessary and do not substantially increase your home's value. Examples include installing a wheelchair ramp, widening doorways, installing grab bars in bathrooms, building an accessible shower, or modifying a kitchen for someone with limited mobility.

The key test is whether the modification is primarily for medical reasons or primarily for general home improvement. A ramp built specifically to allow wheelchair access is deductible. A deck that happens to have a ramp is not. A bathroom remodel that includes grab bars and a walk-in shower for medical reasons may be partially deductible—the grab bars and shower portion, but not the new tile or fixtures that would have been replaced anyway.

Medical expenses are deductible only if they exceed 7.5% of your adjusted gross income (AGI) for the year. If your AGI is $60,000, you can deduct medical expenses only above $4,500. You will need a letter from your doctor stating that the modification is medically necessary, and an invoice from the contractor showing what was installed and the cost. Keep both documents with your tax records.

Home office deductions for a dedicated business space

If you operate a business from home and use a room or defined space exclusively for that business, you can deduct remodeling costs for that space. The space must be used regularly and exclusively for business—a bedroom that doubles as an office does not may have access to. A finished basement corner with a desk and filing cabinet, used only for your consulting work, does.

You can deduct the cost of painting, flooring, built-in shelving, electrical work, or other improvements to that space. You cannot deduct improvements to the rest of the house, even if they make working from home more pleasant. The deduction is limited to the percentage of your home that the office occupies. If your office is 10% of your home's square footage, you deduct 10% of the cost.

You will need to track the square footage of your office and your total home, keep the contractor invoice, and document how you use the space. The IRS may ask for photos or a floor plan. If you later sell your home or stop using the space for business, the deduction may affect your capital gains calculation, so keep records long-term.

Federal tax credits for energy-efficient improvements

Energy-efficient home improvements are handled differently from deductions—they may may have access to for a tax credit, which reduces your tax bill dollar-for-dollar rather than reducing your taxable income. A credit is more valuable than a deduction because it directly lowers what you owe.

The Residential Energy Credit covers certain improvements made in 2023 and later. may have access to improvements include solar panels, solar water heaters, geothermal heat pumps, air-source heat pumps, battery storage systems, and certain insulation and window upgrades. The credit is 30% of the cost for most improvements, with a lifetime limit of $3,200 for heat pumps and $1,200 for windows. Solar panels have no per-item limit but a lifetime limit of $3,850.

To claim the credit, you need documentation from the installer showing that the equipment meets federal efficiency standards. The installer should provide this as part of the invoice. You report the credit on Form 5695 when you file your tax return. Unlike a deduction, you do not need the improvement to be medically necessary or business-related—any homeowner can claim it.

How home improvements affect your home's basis and capital gains

Even if a home improvement is not deductible, it may increase your home's basis—the value the IRS uses to calculate your capital gain when you sell. If you buy a house for $300,000 and spend $50,000 on a kitchen remodel, your basis becomes $350,000. When you sell for $450,000, your capital gain is $100,000 instead of $150,000, which reduces your tax on the sale.

This matters because it means keeping records of all major improvements—kitchen and bathroom remodels, roof replacement, HVAC system upgrades, new windows, deck or patio additions. Repairs do not increase basis (fixing a leaky roof is a repair; replacing the entire roof is an improvement). Improvements must add value, prolong the life of the property, or adapt it to a new use.

When you sell, you will report your basis and the sale price to calculate your capital gain. If you are married and filing jointly, you can exclude up to $500,000 of capital gain from tax if you owned and lived in the home for at least two of the last five years. Single filers can exclude $250,000. Improvements do not change this exclusion, but they do reduce the gain that might be taxable if it exceeds the exclusion.

Repairs versus improvements: why the distinction matters

The IRS distinguishes between repairs and improvements because only improvements increase basis and only certain improvements are deductible. A repair keeps your home in good condition; an improvement makes it better than it was or adapts it to a new use. Fixing a broken window is a repair. Replacing all the windows with energy-efficient ones is an improvement.

This distinction affects your taxes in two ways. First, repairs cannot be deducted (unless they are part of a medical modification or home office). Second, repairs do not increase your home's basis. If you spend $5,000 fixing water damage, that $5,000 does not reduce your capital gain when you sell. If you spend $5,000 on a new roof, it does.

The line is not always clear. Replacing a few rotted boards on a deck is a repair. Replacing the entire deck is an improvement. Patching drywall is a repair. Finishing a basement is an improvement. If you are unsure, ask your contractor to itemize the work as repairs or improvements on the invoice, and keep the invoice with your tax records. The IRS may challenge the classification, but documentation helps your case.

What documentation you need to support a deduction or credit

For any deduction or credit, keep the original contractor invoice showing the date, description of work, materials, labor, and total cost. For medical deductions, also keep the doctor's letter stating that the modification is medically necessary. For energy credits, keep the manufacturer's documentation showing that the equipment meets federal efficiency standards—the installer should provide this.

Take photos of the completed work. For a medical modification, a photo shows what was installed and why. For a home office, photos document the dedicated space and how it is used. For energy improvements, a photo of the installed equipment helps if the IRS questions the claim.

Keep all documents for at least three years after you file the return claiming the deduction or credit. The IRS can audit back further if it suspects underreporting of income, so keeping records longer is safer. Store them in a folder with your tax return and any supporting forms (Form 5695 for energy credits, Schedule A for medical deductions, Schedule C for home office deductions).

Frequently Asked Questions

Can I deduct the cost of a new kitchen or bathroom?

No, unless the remodel is part of a medical modification. A kitchen or bathroom remodel adds value to your home, so the IRS treats it as a capital improvement, not a deductible expense. It will increase your home's basis, which reduces your capital gain when you sell, but you cannot deduct the cost in the year you spend it.

What if I remodel my home and then use part of it as an office?

You can deduct only the portion of the remodel that applies to the office space, and only if that space is used exclusively for business. If you remodel a bedroom and then use half of it as an office, you cannot deduct anything because the space is not used exclusively for business. If you finish a basement and dedicate one corner exclusively to your business, you can deduct the cost proportional to that corner's square footage.

Do I have to report home improvements on my tax return?

You do not report non-deductible improvements on your tax return in the year you make them. However, you should keep records because they increase your home's basis. When you sell your home, you will report your basis and the sale price to calculate your capital gain. The improvements you made will be part of that basis calculation.

Can I claim a tax credit for replacing my old HVAC system with a heat pump?

Yes, if the heat pump meets federal efficiency standards. Air-source and geothermal heat pumps may have access to for a 30% tax credit up to $3,200 lifetime. You need documentation from the installer showing that the equipment meets the standards. This is a credit, not a deduction, so it reduces your tax bill directly.

What if my contractor did not give me an invoice?

Get one. Ask the contractor to provide a detailed invoice showing the date, description of work, materials, labor, and total cost. If the contractor is unwilling or out of business, document what you can—bank statements, credit card statements, cancelled checks, photos of the work. The IRS may not allow the deduction or credit without proper documentation, but having something is better than nothing.