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Filing your taxes

Top 50 Most Overlooked Deductions

Updated on: October 13, 2026

Keeping up with tax deductions can be daunting, considering many of them were altered by tax reform. But you might be overlooking important ones that could affect your refund. That’s why we’ve compiled a list of commonly missed deductions for your reference.

Charity

  • Property donated to a recognized charity
  • Cash contributions to a recognized charity
  • Charitable contributions through payroll deduction or social media
  • Fourteen cents per mile for miles driven while doing volunteer work
  • Expenses up to $50 per month for an exchange student living with you

Legal

  • Legal fees for actions involving unlawful discrimination
  • Legal fees paid in connection with an IRS Whistleblower award

Medical, healthcare, and disability

  • Medical transportation – including tolls, parking, and the standard mileage deduction for healthcare, including visiting doctors and dentists, and picking up medicine
  • Nursing home expenses that are primarily for medical care
  • Medical aids such as crutches, canes, and orthopedic shoes
  • Hearing aids, eye glasses, and contact lenses and the supplies to maintain them
  • Hospital fees for services such as nursing, physical therapy, lab tests, and x-rays
  • Equipment for disabled or handicapped individuals
  • Part of life-care entrance fee paid to retirement home designated for medical care
  • The cost of alcohol, drug abuse, and certain stop-smoking treatments
  • Special school costs for mentally or physically handicapped individuals
  • Wages for nursing service
  • MSA or HSA contributions
  • Adjustment on Form 1040 of health insurance premiums for some self-employed persons
  • Medicare premiums
  • Impairment-related work expenses for a disabled person
  • Mandatory contributions to state disability funds
  • Cost of health insurance premiums, not part of the Premium Tax Credit

Property

  • Casualty losses in a federally and some state declared disaster area
  • Points paid on mortgage or refinancing

Investments

  • Penalty on early withdrawal from a savings account
  • Deduction of IRA contributions
  • Worthless stock or securities loss
  • Amortizable bond premiums
  • Pyramid scheme losses

Taxes

  • One-half of self-employment tax paid
  • State income taxes owed from a prior year and paid in the current tax year
  • Last quarter estimated state taxes paid by December 31
  • Personal property taxes on cars, boats, etc.
  • Real estate taxes
  • State and local income or sales taxes
  • Taxes paid to a foreign government

Miscellaneous

  • Student loan interest
  • Gambling losses to the extent of 90% of winnings
  • Jury pay given to an employer
  • Travel expenses for military reservists
  • Moving expenses for active-duty military moving under Permanent Change of Station (PCS) orders
  • $350 of unreimbursed classroom expenses for teachers and assistants of grades K-12
  • Nontaxable amount of Olympic and Paralympic medals and USOC prize money
  • Repayments of supplemental unemployment benefits under the Trade Act of 1974
  • Private Mortgage Insurance (PMI) premiums
  • Home office for self-employed
  • Qualified Business Income Deduction
  • Self-employed SEP, SIMPLE contributions
  • Alimony paid (pre 2019 divorce agreements)

Still have questions?

If you’re unsure whether you qualify for any of these deductions, contact a Tax Pro today.

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