No one enjoys the idea of being audited by the IRS. While audits are relatively rare, the possibility can still cause anxiety for many taxpayers. The good news? There are steps you can take to reduce your chances of drawing unwanted attention from the IRS. Filing an accurate and honest tax return is your best defense—but some additional tips can further reduce your audit risk.

Here’s a practical guide to help you stay off the IRS’s radar and ensure your tax return goes through smoothly.

1. Report All of Your Income

One of the most common triggers for an audit is unreported income. Whether it’s a W-2 from a job, a 1099 for freelance work, or investment earnings, make sure you report all forms of income.

The IRS receives copies of most income-related forms directly from employers, banks, and investment firms. If your return doesn’t match what they have on file, it raises a red flag.

Tip: Keep a checklist of all income sources and cross-reference it with the forms you receive.

2. Avoid Excessive Deductions

Deductions are a legitimate way to lower your tax bill—but claiming too many or unusually high deductions compared to your income may catch the IRS’s attention.

Common red flags include:

  • Extremely high charitable donations
  • Large business expense deductions (especially for sole proprietors)
  • Unusual home office deductions

Tip: Be realistic. Only claim deductions you can clearly support with documentation.

3. Double-Check Your Math

Simple math errors can lead to further scrutiny. The IRS uses computers to process returns, and incorrect calculations—even small ones—can cause your return to be flagged.

Tip: Use reliable tax software or a trusted tax preparer to ensure accuracy. Many programs auto-calculate and flag potential mistakes.

4. Be Cautious with Self-Employment Deductions

Freelancers, gig workers, and business owners have more opportunities to deduct expenses—but also face more audit risk. Claiming personal expenses as business costs (like vacations, groceries, or home improvements) is a red flag.

Tip: Keep detailed records, including receipts and logs, for any deductions related to your business. Separate personal and business finances using different bank accounts.

5. Avoid Rounded Numbers

Claiming round figures like $500, $2,000, or $10,000 across your return may look suspicious, especially if it happens repeatedly. Real expenses almost never land on perfect round numbers.

Tip: Report actual amounts from your receipts and documents, even if they look messy.

6. Don’t Overuse the Home Office Deduction

The home office deduction is often misunderstood and misused. To qualify, you must use a specific part of your home exclusively and regularly for business. Using your dining room table or couch doesn’t count.

Tip: Only claim a home office if you truly meet the criteria, and calculate the deduction accurately based on square footage.

7. Watch for Mismatched Information

Make sure your tax return matches the forms you’ve received from employers, clients, banks, or investment firms. Even a small inconsistency in names, numbers, or Social Security numbers can trigger a closer look.

Tip: Review your documents carefully and make sure everything aligns before submitting your return.

8. File on Time and Electronically

Filing late—or worse, not at all—can automatically increase your audit risk and lead to penalties. Filing electronically is not only faster but also reduces errors compared to paper filing.

Tip: File your taxes by the deadline, and consider using e-file with direct deposit for refunds.

9. Avoid Amended Returns If Possible

Amended returns (Form 1040-X) are sometimes necessary, but they can also draw more scrutiny. If you realize you made a small mistake, weigh whether it’s worth correcting. That said, never knowingly file an incorrect return.

Tip: Double-check your return the first time to avoid needing amendments later.

Conclusion

While there’s no guaranteed way to avoid an IRS audit, being honest, organized, and precise significantly reduces your chances. Report all income, claim deductions responsibly, and maintain proper documentation. Remember, audits are rare, but a clean, well-prepared return gives the IRS no reason to dig deeper—and gives you peace of mind.