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Why Does My Tax Accountant Keep Telling Me I Can't Deduct Things?


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Tax season can be a confusing and sometimes frustrating time of the year for many individuals and businesses. You gather your financial documents, meet with your tax accountant, and hope for a hefty tax refund or at least a manageable tax bill. However, it's not uncommon to hear your tax accountant repeatedly telling you that you can't deduct certain expenses. This can be perplexing, especially when you thought you had valid deductions. In this blog post, we'll explore the common reasons why your tax accountant may be denying certain deductions and offer insights into how you can navigate the complex world of tax deductions more effectively.

Inadequate Documentation

One of the most common reasons your tax accountant might deny a deduction is inadequate documentation. The IRS requires taxpayers to keep thorough records of expenses to support any deductions claimed on their tax returns. This means keeping receipts, invoices, bank statements, and other relevant documents to prove the legitimacy of your deductions. If you can't provide this documentation, your tax accountant is left with no choice but to disallow the deduction.

Solution: Keep meticulous records of your expenses throughout the year. Create a filing system or use accounting software to organize your financial documents, making it easier to substantiate your deductions during tax season.

Ineligible Expenses

Not all expenses are deductible, and sometimes it's easy to misinterpret what qualifies as a legitimate deduction. Your tax accountant is there to ensure you are only claiming deductions that the IRS deems eligible. Deductions that are not specifically allowed by tax law or do not meet the required criteria cannot be claimed.

Solution: Familiarize yourself with IRS guidelines on what expenses are deductible. Keep yourself updated on tax law changes, and consult your tax accountant if you're unsure about a specific expense.

Exceeding Deduction Limits

Some deductions have limits on the amount you can claim. For example, medical expenses can be deducted, but only to the extent they exceed 7.5% of your adjusted gross income (AGI) for most individuals. If your medical expenses fall below this threshold, your tax accountant will deny the deduction.

Solution: Understand the limitations on specific deductions and plan your expenses accordingly. For instance, bunching medical expenses in one tax year might help you exceed the AGI threshold and claim the deduction.

Incorrect Classification

Tax law is complex, and the way you classify an expense can significantly impact your ability to deduct it. Misclassifying expenses or applying the wrong tax code can lead to your deductions being denied.

Solution: Seek guidance from your tax accountant on the proper classification of expenses. They can help ensure that you correctly categorize your expenditures to maximize your deductions.

Business vs. Personal Expenses

If you're a small business owner, distinguishing between business and personal expenses is crucial. Your tax accountant may deny deductions if they suspect you are attempting to claim personal expenses as business deductions.

Solution: Maintain a clear separation between your business and personal expenses. Use separate bank accounts, credit cards, and financial records for your business to avoid any confusion.

IRS Scrutiny

Sometimes, your tax deductions may be denied due to the increased scrutiny of certain expenses by the IRS. For example, home office deductions have faced closer examination in recent years, making it harder for individuals to claim them.

Solution: Consult your tax accountant to ensure your deductions are in line with the current IRS focus areas. They can guide you on how to comply with any heightened scrutiny.

Red Flags and High-Risk Deductions

Certain deductions are more likely to trigger audits or IRS inquiries, such as large charitable contributions, entertainment expenses, and vehicle deductions. Your tax accountant might be cautious about these deductions to prevent potential audits or complications.

Solution: Discuss high-risk deductions with your tax accountant and make sure you have proper documentation and records to support these claims. Transparency and accuracy are key in these cases.

The Alternative Minimum Tax (AMT)

The Alternative Minimum Tax (AMT) is a separate tax system that limits certain deductions and credits, primarily affecting higher-income individuals. Your tax accountant may deny certain deductions if they would trigger the AMT, as it could result in a higher tax liability.

Solution: Collaborate with your tax accountant to evaluate whether the AMT affects your tax situation. They can help you navigate this complex tax system and make informed decisions.


If your tax accountant keeps telling you that you can't deduct certain expenses, it's important to understand that their role is to ensure you comply with tax laws and regulations while minimizing your tax liability. By keeping meticulous records, understanding tax rules, and maintaining open communication with your tax professional, you can work together to maximize your deductions within the confines of the law. Taxes can be complex, but with the right guidance and a proactive approach, you can navigate the world of deductions more effectively, reducing the chances of unexpected denials. Remember, it's always better to be on the right side of the IRS when it comes to your taxes.