Understanding IRS Audits

Receiving an IRS audit notice is one of the most stressful experiences a taxpayer can face. But understanding what an audit actually is—and what it is not—is the first step toward resolving it successfully. An audit is simply the IRS's process of verifying that the information on your tax return is accurate and that you have properly reported your income, deductions, and credits. It does not mean the IRS believes you committed fraud, and it does not automatically mean you owe additional taxes.

The IRS selects returns for audit through several methods. The Discriminant Information Function (DIF) score is a computer-generated rating that flags returns with a high probability of errors. Returns may also be selected because they involve transactions with other taxpayers who are under audit, because they fall into specific categories the IRS is targeting in a given year, or simply through random selection. Real estate investors, business owners, and high-income earners are audited at higher rates than average filers because their returns tend to be more complex.

There are three main types of IRS audits. A correspondence audit is conducted entirely by mail—the IRS sends a letter requesting documentation for specific items on your return. An office audit requires you to visit a local IRS office with your records. A field audit is the most comprehensive—an IRS revenue agent comes to your home or business to examine your books and records in person. Each type requires a different response strategy, and having professional representation is critical in all three.

What to Do When You Receive an Audit Notice

The single most important rule when you receive an IRS audit notice is this: do not respond on your own. Do not call the IRS, do not send documents, and do not agree to anything before speaking with a tax professional. Everything you say and submit to the IRS becomes part of the permanent audit record, and a misstep early in the process can be extremely difficult to undo.

Contact our team immediately. We will review the notice, determine the scope of the audit, and file a Power of Attorney (Form 2848) that authorizes us to communicate with the IRS on your behalf. Once the POA is in place, the IRS will direct all correspondence to us—not to you. You will not need to speak with the IRS directly unless you choose to, and in most cases, we recommend that you let us handle all communication.

Time is critical. IRS notices include response deadlines, typically 30 days. Missing a deadline can result in the IRS making changes to your return without your input—a process called a "default assessment"—which almost always results in a larger tax bill than would have been reached through proper representation. If you have received a notice and the deadline is approaching, contact us immediately so we can request an extension if needed.

Our Audit Defense Process

Our audit defense begins with a comprehensive review of the return under examination and all supporting documentation. We reconstruct the positions taken on the return, identify the specific items the IRS is questioning, and assess the strength of each position. This analysis allows us to develop a targeted defense strategy before the first interaction with the examiner.

For correspondence audits, we prepare a complete response package that includes all requested documentation, organized and indexed for easy review. We include a cover letter that frames each item in the most favorable light and cites the applicable tax code provisions, regulations, and case law that support the positions taken. The goal is to resolve the audit at the correspondence level without escalation.

For office and field audits, we attend every meeting with the IRS examiner on your behalf. Our enrolled agents and CPAs have extensive experience sitting across the table from IRS agents. We know what examiners are looking for, what questions they are likely to ask, and how to present your case in a way that is clear, professional, and persuasive. We control the scope of the examination—providing exactly what is requested and nothing more—to prevent the audit from expanding into areas that were not originally at issue.

Throughout the process, we keep you informed of every development and decision point. You will know exactly where things stand at all times, and every strategic choice will be made with your approval. Our job is to protect your interests and minimize your exposure—both financially and in terms of the time and stress you invest in the process.

Common Audit Triggers for Business Owners and Investors

Certain items on your return are more likely to draw IRS attention than others. Understanding these triggers helps you prepare better records and reduces your risk of an adverse outcome if you are examined. The most common audit triggers for our client base include:

Large depreciation deductions. Cost segregation studies and bonus depreciation create substantial deductions that stand out on Schedule E and Form 4562. The IRS does not dispute the legitimacy of cost segregation, but it does verify that the study was conducted properly and that the classifications are accurate. This is why we insist on using IRS-compliant engineering-based studies for every client.

Real Estate Professional Status (REPS) claims. REPS allows rental losses to offset active income, which makes it one of the most valuable—and most scrutinized—elections on a real estate investor's return. The IRS routinely challenges REPS claims, particularly when one spouse has a full-time W-2 job. Maintaining a contemporaneous time log is essential for defending this position.

Home office and vehicle deductions. These deductions are legitimate for qualifying taxpayers, but the IRS knows they are frequently overstated. Proper documentation—dedicated workspace measurements, mileage logs, and business purpose records—is the key to surviving an audit of these items.

Losses that offset other income. Whenever your Schedule C, Schedule E, or K-1 shows a loss that offsets W-2 or other income, the IRS pays closer attention. The passive activity loss rules, at-risk rules, and hobby loss rules all come into play, and the examiner will want to verify that you have properly classified your activities and that your basis supports the losses claimed.

Beyond the Audit: Appeals and Resolution

If the IRS examiner proposes changes to your return that we believe are incorrect, we do not simply accept the result. You have the right to appeal any proposed adjustment through the IRS Office of Appeals, which is an independent division within the IRS that reviews disputed cases. Appeals officers have the authority to negotiate settlements and consider the "hazards of litigation"—meaning they weigh the likelihood that the IRS would prevail if the case went to court.

The appeals process is often where the best outcomes are achieved. Appeals officers tend to be more experienced and pragmatic than front-line examiners, and they have broader authority to resolve cases. Our team prepares detailed protest letters that present your case persuasively and identify the specific legal and factual issues in dispute.

If an audit reveals that you owe additional tax and the amount is correct, we work with you to find the best resolution. Options include paying in full, setting up an installment agreement, submitting an Offer in Compromise (a negotiated settlement for less than the full amount owed), or in some cases, requesting penalty abatement based on reasonable cause. We also handle collections matters, including wage garnishment releases, bank levy releases, and lien subordination.

Proactive Audit Protection

The best audit defense starts long before the IRS sends a notice. At AE Tax Advisors, every return we prepare is built with audit defensibility in mind. We document every position, maintain organized records, and ensure that every deduction claimed is supported by the applicable code section and substantiation requirements.

For real estate investors, we maintain complete depreciation schedules, cost segregation study documentation, material participation logs, and entity records that can be produced immediately if the IRS requests them. For business owners, we ensure that reasonable compensation studies, QBI calculations, and entity elections are properly documented and defensible.

If you have received an IRS notice—or if you want to ensure your returns are prepared with maximum audit protection—schedule a free consultation with our team. We have the experience and expertise to defend your position and protect your interests at every stage of the process.

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