09/09/2026
For many business owners, September 15 can be an important tax deadline. Waiting until the last minute or misunderstanding what an extension actually does can create unnecessary stress, penalties, and cash-flow surprises.
Here are 5 common mistakes business owners should watch for:
🔴 1. Waiting until the last minute to file extended returns
Procrastinating can leave less time to gather records, review figures, identify issues, and file accurately.
🔴 2. Ignoring estimated tax payment deadlines
Business owners who make estimated tax payments should review their payment requirements and make sure they aren't overlooking an upcoming deadline.
🔴 3. Assuming an extension means more time to pay
An extension to file generally isn't the same as an extension to pay. Understanding the difference can help you avoid an unexpected tax balance and potential penalties or interest.
🔴 4. Not reviewing your numbers
Before filing, take a closer look at income, deductions, estimated payments, and your overall tax position. A review may uncover items that need attention before submission.
🔴 5. Ignoring the deadline
Tax issues rarely become easier by simply waiting. Addressing concerns early gives you more time to understand your situation and consider your available options.
The goal isn't just to meet a deadline - it's to make informed decisions before the deadline arrives.
If you're a business owner with questions about your tax situation, Hall’s IRS can help you understand your tax planning, preparation, and IRS resolution options.
📅 September 15 is coming. Review your situation early.