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How do homeowners deduct mortgage interest on their tax return?

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With tax season around the bend, I have compiled a few pointers on the mortgage interest tax deduction for U.S. taxpayers.

What is a Form 1098?

The 1098 is an IRS form that reports the amount of mortgage interest paid by a homeowner during the tax year. Lenders (banks and mortgage companies) provide this form to both the homeowner (usually by regular postal mail—so be careful not to inadvertently toss the envelope in the trash!) and the IRS, and it details the interest paid, any mortgage insurance premiums, and, in some cases, points. This documentation is critical and essential for homeowners to substantiate the mortgage interest deduction on their federal tax returns.

How important is the 1098 compared to other deductions homeowners can take?

The 1098 is particularly important because it supports one of the most substantial deductions available to homeowners—the mortgage interest deduction. While deductions for property taxes, state income taxes, and certain home improvements also play a role in reducing taxable income, the mortgage interest often represents a significant expense, especially in the early years of a mortgage. Its accurate reporting on the 1098 can therefore make a notable difference in a homeowner’s overall tax liability.

How does the 1098 change year over year? Is it more beneficial to new or longtime homeowners?

The figures reported on the 1098 may vary annually as mortgage balances decline and the interest-to-principal ratio shifts over the life of the loan. New homeowners often benefit more in the early years, when the majority of mortgage payments are allocated toward interest, thereby maximizing the potential deduction. Nonetheless, the form remains equally critical for all homeowners since it provides the necessary documentation for the interest portion of the mortgage regardless of the loan’s age.

What are other forms will taxpayers need at tax time, and where taxpayers can find these forms?

In addition to the 1098, homeowners should be prepared to use forms such as Schedule A (Form 1040) for itemizing deductions, Form 1040 for filing their annual tax return, and, if applicable, various 1099 forms for other income or transactions. These forms are available on the IRS website, through reputable tax software providers, or via a qualified tax professional. Homeowners are advised to gather and review all relevant documentation to ensure they take full advantage of any tax benefits available to them. Here is a list of some of the key forms:

1. Form 1098 – Mortgage Interest Statement

This form is provided by your lender and reports the amount of mortgage interest and mortgage insurance premiums paid during the tax year. It is vital for claiming the mortgage interest deduction, and homeowners should retain both the form and any related bank statements for verification.

2. Schedule A (Form 1040) – Itemized Deductions

Homeowners who choose to itemize deductions must complete Schedule A, documenting expenses such as mortgage interest, property taxes, charitable contributions, and qualified medical expenses. It is essential to maintain detailed records including tax bills, receipts, and bank statements to support these deductions in the event of an audit.

3. Form 1040 – U.S. Individual Income Tax Return

This is the primary form used to file your annual income tax return, incorporating all income sources and deductions. Accurate completion and retention of supporting documents, such as those for itemized deductions, are crucial to ensure compliance with IRS regulations.

4. Form W-2 – Wage and Tax Statement

Issued by employers, this form reports your annual wages and taxes withheld, which are necessary for calculating overall tax liability. Homeowners should keep copies of their W-2s alongside other financial documentation for a complete tax record.

5. Form 1099-INT/1099-DIV – Interest and Dividend Income Statements

These forms report income from interest and dividends, which can affect your taxable income and overall tax situation. Retaining these forms, along with any supporting documentation such as bank statements or investment records, is important for accurately preparing your tax return.

Taxpayers can obtain these forms from their employers, contractors, and financial institutions—they often arrive in the mail, so I advise opening any envelopes to avoid inadvertently tossing these in the trash. Maintaining thorough documentation for all itemized deductions not only supports your claims but also safeguards you during any potential audit.

Next Steps

Please use the button below to to set up a meeting if you wish to disucss this matter. When addressing legal and tax matters, timing is critical; therefore, if you need assistance, it is important that you retain the services of a competent attorney as soon as possible. Should you choose to contact me, we will begin with an introductory conference—via phone—to discuss your situation. Then, should you choose to retain my services, I will prepare and deliver to you for your approval a formal representation agreement. Unless and until I receive the signed representation agreement returned by you, my firm will not have accepted any responsibility for your legal needs and will perform no work on your behalf. Please contact me today to get started.

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Attorney and CPA

/Meet Chad D. Cummings

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I am an attorney and Certified Public Accountant serving clients throughout Florida and Texas.

Previously, I served in operations and finance with the world’s largest accounting firm (PricewaterhouseCoopers), airline (American Airlines), and bank (JPMorgan Chase & Co.). I have also created and advised a variety of start-up ventures.

I am a member of The Florida Bar and the State Bar of Texas, and I hold active CPA licensure in both of those jurisdictions.

I also hold undergraduate (B.B.A.) and graduate (M.S.) degrees in accounting and taxation, respectively, from one of the premier universities in Texas. I earned my Juris Doctor (J.D.) and Master of Laws (LL.M.) degrees from Florida law schools. I also hold a variety of other accounting, tax, and finance credentials which I apply in my law practice for the benefit of my clients.

My practice emphasizes, but is not limited to, the law as it intersects businesses and their owners. Clients appreciate the confluence of my business acumen from my career before law, my technical accounting and financial knowledge, and the legal insights and expertise I wield as an attorney. I live and work in Naples, Florida and represent clients throughout the great states of Florida and Texas.

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