Home equity loans and HELOCs can be powerful financial tools, but understanding their tax implications is critical before you borrow. The IRS changed the rules significantly in 2017, and many homeowners still operate under outdated assumptions about what they can deduct. This guide clarifies exactly what qualifies for tax deductions and what doesn't.
The 2017 Tax Cuts and Jobs Act Changed Everything
Before December 15, 2017, home equity loan interest was deductible regardless of how you used the funds. That changed overnight. Under current tax law, interest on a home equity loan is only deductible if the borrowed funds are used to buy, build, or substantially improve the home that secures the loan.
This distinction matters enormously. If you took out a $100,000 HELOC to pay off credit cards, fund a wedding, or buy a car, that interest is no longer deductible—even though it's secured by your home. The IRS doesn't care that your home backs the loan; they care what you did with the money.
What IS Deductible
Interest on home equity loans and HELOCs qualifies for tax deduction when you use the funds for legitimate home improvements. This includes:
- Construction or renovation work (kitchens, bathrooms, additions, roofing)
- Major structural repairs (foundation work, replacing load-bearing walls)
- System upgrades (HVAC, electrical, plumbing modernization)
- Energy-efficient improvements (new windows, insulation, solar panels)
- Deck, patio, or pool construction
There's no minimum threshold—even small repairs count if they genuinely improve or maintain the property's value or functionality. Keep documentation of what you did and when.
One additional requirement: your total mortgage debt (including the home equity loan) cannot exceed $750,000 ($375,000 if married filing separately). Most homeowners fall well below this cap, but it's worth confirming if you're carrying substantial mortgages across multiple properties.
What IS NOT Deductible
This is where most homeowners get tripped up. Interest is not deductible if you use home equity proceeds for:
- Debt consolidation (credit cards, personal loans, student loans)
- Vehicle purchases
- Living expenses or vacations
- Business or investment purposes (unless the business is improving the home itself)
- Medical bills or education costs
- Gifts or family loans
Even if you borrow $150,000 against your home's equity, if $50,000 goes to a kitchen remodel and $100,000 goes to pay off credit card debt, only the interest portion attributable to the kitchen remodel is deductible. You'll need to track this allocation carefully with your lender.
Practical Steps to Maximize Deductions
Document the purpose in writing. When you close the home equity loan, get a clear statement showing exactly what the funds will be used for. If purposes change mid-project, document that separately.
Keep receipts and invoices. Maintain all contractor invoices, material receipts, and payment records for the actual home improvement work. The IRS rarely audits home equity deductions, but if they do, you'll need proof.
Combine loans strategically. If you need both home improvements and cash for other purposes, consider taking out a home equity loan specifically for the improvement (deductible) and leaving other debts in place. Some people refinance their primary mortgage instead of taking a HELOC, which can work depending on rates.
Track timing carefully. The improvement work should begin within a reasonable timeframe after the loan closes. Starting a kitchen remodel two years after borrowing against equity raises red flags about the actual use of funds.
HELOC-Specific Considerations
HELOCs operate on the same deduction rules as fixed home equity loans, but the variable interest rate adds complexity. You only deduct interest paid on the portion of your HELOC that was actually borrowed and used for qualifying improvements. If you have a $200,000 HELOC but only drew $80,000 for a bathroom renovation, only that $80,000's interest is deductible.
If you're comparing home equity loan options, platforms like Mercoly help you find and compare trusted providers side by side, ensuring you understand the terms, rates, and documentation requirements before committing.
Frequently Asked Questions
Q: Can I deduct interest if I used the loan proceeds for home improvements but later refinanced that debt? Yes—the original use determines deductibility, not how the debt is structured later. If you borrowed against equity for legitimate improvements and later rolled that into a mortgage refinance, the interest remains deductible (subject to the $750,000 total debt limit).
Q: What counts as a "substantial improvement" versus regular maintenance? Improvements add value or prolong life significantly; maintenance keeps things working as-is. New roofing is an improvement; patching shingles is maintenance. Paint and minor repairs typically don't qualify, but a full kitchen remodel definitely does.
Q: Do I need to itemize deductions to claim home equity loan interest? Yes. You must itemize deductions on Schedule A to claim mortgage interest of any kind. With the standard deduction at $13,850 (single) or $27,700 (married filing jointly) in 2024, many homeowners don't benefit from itemizing unless they have other substantial deductible expenses.
Compare home equity loan providers on Mercoly to find rates and terms that align with your improvement plans and financial situation.