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Home Mortgage Interest Deduction


The Home Mortgage Interest Deduction is a tax benefit available to homeowners that allows them to deduct interest paid on a mortgage loan from their taxable income. It essentially decreases the total amount of tax owed to the government. This deduction is applicable only to interest paid on debt secured by a primary or secondary home, and typically has certain limits and restrictions.


The phonetics for “Home Mortgage Interest Deduction” can be described as : “hohm mawr-gij in-ter-est dih-duhk-shuhn”.

Key Takeaways

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  1. The Home Mortgage Interest Deduction is a tax benefit that allows homeowners to deduct the interests paid on their mortgages from their taxable income. This can lower the overall tax liability for qualifying taxpayers.
  2. To claim this deduction, the mortgage must be a secured debt on a qualified home in which the taxpayer has an ownership interest. This means that the mortgage should be on either the primary residence or a second home of the taxpayer. Mortgages on rental properties or commercial properties do not qualify for this deduction.
  3. The amount that can be deducted depends on the date the mortgage was taken out and the amount of the mortgage. For mortgages taken out after December 15, 2017, the deduction applies only to interest on the first $750,000 of the loan. For older loans, the limit is $1 million. Another limitation is that the deduction applies only to the first and second homes of the taxpayer, not to any additional properties.



The Home Mortgage Interest Deduction is an important element of fiscal policy in many countries, particularly in the United States, because it provides significant tax advantages to homeowners. This deduction incentivizes home ownership by reducing the overall tax burden for homeowners, as it allows them to deduct the interest paid on their mortgage from their taxable income. Consequently, this can make owning a home more affordable and accessible, potentially facilitating personal wealth accumulation and contributing to the overall stability and growth of the housing market. Thus, the Home Mortgage Interest Deduction plays a crucial role in personal finance planning, real estate investment, and the broader economy.


The Home Mortgage Interest Deduction is a crucial feature in the United States tax policy that has proved a key aid for homeownership. Firstly, it serves the purpose of reducing an individual’s taxable income or adjusted gross income. By giving taxpayers who own their homes the capability to deduce the amount of interest paid on their mortgage, the federal tax burden is considerably lessened. This form of tax savings provides an incentive for homeownership, enabling people to invest and grow financial roots in a community.The deduction is essentially used to shift the scales in the affordability of homeownership. By creating a situation where homeowners have the potential to pay less in taxes, the government renders homeownership more attractive. Alongside this, the provision fosters the construction industry, as it urges more individuals to opt for owning over renting. From a broader perspective, the Home Mortgage Interest Deduction indirectly impacts the economy by stimulating housing market activity and related industries.


1. Example 1: John and Sarah Smith purchased a home in 2020 for $300,000 taking out a 30-year mortgage with an annual interest rate of 3.5%. In their first year, they paid approximately $10,500 in interest. If they fall under the 22% tax bracket, the home mortgage interest deduction could save them approximately $2,310 on their annual income tax bill, thereby reducing their total annual taxes.2. Example 2: Tom, a single man, bought a house for $800,000 in Los Angeles, California, and his mortgage interest amounted to $30,000 in his first year. However, since the IRS limits the home mortgage interest deduction to interest paid on the first $750,000 of indebtedness, Tom can only deduct the interest paid on that amount, not the entire purchase price of his home.3. Example 3: Emily owns two properties: her primary residence and a vacation home. She has mortgages on both homes. She pays an annual mortgage interest of $25,000 on her primary residence and $15,000 on her vacation home. Emily can only deduct mortgage interest on her taxes up to a total of $750,000 of her combined eligible mortgage debt from both homes. So, in this case, if the sum of her mortgages exceeds that limit, she will be unable to fully deduct all her paid interest.

Frequently Asked Questions(FAQ)

What is a Home Mortgage Interest Deduction?

The Home Mortgage Interest Deduction is a tax benefit that allows homeowners to deduct the interest paid on their mortgage from their taxable income. It is typically one of the largest tax breaks available to homeowners.

How does the Home Mortgage Interest Deduction work?

You can deduct the amount of interest you paid on your mortgage over the tax year from your taxable income. This reduction in taxable income could possibly place you in a lower tax bracket and save you money.

Who is eligible for Home Mortgage Interest Deduction?

Any homeowner who paid interest on their mortgage during the tax year, and itemizes their tax deductions rather than taking the standard deduction, can qualify for this deduction.

Are there limitations to the Home Mortgage Interest Deduction?

Yes. As of the tax reforms in 2018, the deduction is only available for mortgages up to $750,000 for married couples filing jointly, or $375,000 for individuals or married couples filing separately. This was lower than previous years.

Can I claim a deduction for a second home?

Yes. The IRS allows homeowners to claim the Home Mortgage Interest Deduction for a primary and second home, but the total mortgage debt on both homes cannot exceed the limit stated by IRS.

Where do I claim the Home Mortgage Interest Deduction on my tax return?

The Home Mortgage Interest Deduction can be claimed on Schedule A of your federal income tax return.

Do I need any specific documents to claim the Home Mortgage Interest Deduction?

Yes. You’ll need a Form 1098, Mortgage Interest Statement, from your mortgage lender. This form will show the amount of mortgage interest you paid for the year.

Is the Home Mortgage Interest Deduction applicable for home equity loans as well?

Yes, but only if the funds from the home equity loan were used to buy, build, or substantially improve the taxpayer’s home that secures the loan.

What happens if I refinance my mortgage?

If you refinance your mortgage, the interest you pay on the new loan also typically qualifies for the mortgage interest deduction. However, the rules can get complicated if your loan is larger than the balance of your old mortgage.

: Is Home Mortgage Interest Deduction applicable only to federal taxes?

Most states follow the federal tax code, so you’ll likely get a state tax break too. But, the deduction could be less beneficial on your state tax return, depending on your state’s tax laws.

Related Finance Terms

  • Itemized Deduction
  • Home Acquisition Debt
  • Form 1098 (Mortgage Interest Statement)
  • Qualified Residence
  • Tax Deductible Interest

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