Raza Agha | March 19 2026
Getting audited by the Internal Revenue Service can be stressful for any taxpayer. An audit means the IRS wants to verify the information reported on your tax return — including your income, deductions, and credits.
One of the most common concerns during an audit is documentation. The IRS typically asks for receipts or other records that prove your expenses were legitimate.
But what happens if you’re audited and don’t have those receipts anymore?
Receipts can be lost, thrown away, or never collected in the first place. While this can complicate an audit, it doesn’t automatically mean you’ll lose every deduction you claimed.
In many cases, the IRS may accept alternatives to receipts for IRS audits such as other documentation, reconstructed records, or reasonable estimates supported by evidence.
In this guide, we’ll explain:
Being audited by the IRS means the agency is reviewing your tax return to verify the accuracy of reported income, deductions, and credits.
An audit does not automatically imply wrongdoing. It is simply a process where the IRS requests supporting documentation to confirm that your return is accurate.
During an audit, the IRS may:
Most audits are routine and can be resolved by providing adequate documentation. However, failing to respond or lacking proof for claimed deductions may lead to adjustments, additional taxes, or penalties.
Being prepared and organized can make the audit process faster and less stressful, and for self-employed taxpayers, thorough records are especially important to support Schedule C deductions.
Receipts serve as proof that a transaction occurred and that an expense was legitimate. The IRS requires taxpayers to maintain adequate records to support any deductions or credits claimed on a tax return.
According to IRS Publication 583, taxpayers should maintain documentation showing:
Receipts are especially important for deductions such as:
Without documentation, the IRS may disallow deductions, which can increase your tax bill.
The IRS does not require a receipt for every single expense, but there are important thresholds and documentation rules.
For most travel and business expenses, the IRS requires receipts for expenses over $75.
This guideline comes from Revenue Procedure 2019-46, which outlines substantiation requirements for business expenses.
However, there are exceptions.
Receipts are required regardless of amount for:
For charitable contributions:
The IRS accepts digital or electronic records as long as they accurately reflect the original information. Guidance on electronic records is provided in Revenue Procedure 98-25.
That means documentation such as:
can be used during an audit.
Self-employed taxpayers who file Schedule C face higher audit rates due to the variety of deductible expenses claimed.
Common triggers for a Schedule C audit include:
If receipts are missing:
For business expenses, you should maintain:
Even small or recurring expenses should be documented to avoid disallowed deductions during an audit.
Losing receipts doesn’t automatically disqualify your deductions. Steps to take include:
Providing multiple forms of evidence increases your chances of the IRS accepting your deduction.
Most taxpayers are never audited, but certain factors increase the likelihood of IRS scrutiny.
Common audit triggers include:
The IRS also uses automated scoring systems to identify tax returns that appear statistically unusual.
Even if nothing is wrong with your return, it may still be selected for review.
Not all audits are the same. The type of audit determines how extensive the review will be and what documentation you may need to provide.
This is the most common type of audit. It is conducted entirely by mail. The IRS typically requests specific documents related to certain deductions or income items.
You may be asked to submit:
These audits are usually limited in scope and easier to resolve.
An office audit requires you to meet with an IRS examiner at a local IRS office.
The auditor may request additional documentation such as:
A field audit is the most detailed type of audit.
An IRS agent visits your home, business, or accountant’s office to review records in person. These audits often involve businesses or higher-income taxpayers.
If you’re audited without receipts, the IRS will first ask whether other documentation exists. The auditor’s goal is to determine whether the expenses you claimed were legitimate.
Possible outcomes include:
If you can provide other records showing that the expense occurred, the IRS may allow the deduction.
If evidence exists but the amount cannot be confirmed, the IRS may allow only part of the deduction.
If the IRS finds insufficient evidence, it may disallow the deduction entirely, which increases your tax liability.
This is where an important legal principle may help taxpayers.
A key legal precedent that sometimes helps taxpayers during audits is the Cohan Rule.
The rule originates from the landmark tax case Cohan v. Commissioner, involving entertainer George M. Cohan.
Cohan claimed significant travel and entertainment expenses but lacked detailed receipts. The court acknowledged that the expenses likely occurred and allowed reasonable estimates based on available evidence.
The rule may apply when:
The Cohan Rule does not apply to all deductions.
Certain expenses still require strict documentation, including:
Because of these restrictions, the rule is usually considered a last-resort option when records are unavailable.
Some deductions can still be claimed if other evidence supports them:
Tip: Combining multiple forms of proof strengthens your claim and reduces audit risk.
If receipts are missing, the IRS may accept other types of documentation that reasonably prove an expense occurred.
Common alternatives include:
When the IRS asks for documents, providing multiple forms of documentation often strengthens your case during an audit.
If you no longer have receipts, you may still be able to rebuild your records. Here are practical steps many tax professionals recommend.
Many businesses can provide copies of receipts or invoices for past purchases.
Statements can confirm:
Online purchases and travel bookings often include email confirmations that can be used as documentation.
Business calendars can help establish the purpose of meetings, travel, or meals connected to expenses.
You can estimate travel distances by reviewing addresses and mapping routes between locations.
If forms like W-2 or 1099 are missing, copies can often be obtained from the IRS or the issuing organization.
Reconstructing records demonstrates good-faith compliance, which may reduce penalties.
If deductions cannot be verified, the IRS may assess additional taxes and penalties.
As of 2025, common penalties include:
The IRS may impose a 20% penalty on the amount of underpaid tax due to negligence or improper documentation.
If the IRS determines that a taxpayer intentionally misrepresented information, the penalty can reach 75% of the underpaid tax.
Interest accrues on unpaid taxes until they are paid. The IRS interest rate is 8% annually as of Q1 2025.
These charges can add up quickly, which is why documentation is so important during an audit.
The IRS generally has a three-year statute of limitations to audit a tax return.
However, there are important exceptions:
Because of these timelines, taxpayers are typically advised to keep records for at least three to seven years.
Most audits follow a predictable sequence.
Simple correspondence audits may be resolved within three to six months, while more complex audits can take longer. If you wish, you can engage a fractional CFO for the time being to provide you with audit support. On the other hand, in case there’s an audit dispute, the IRS offers free assistance to small businesses.
Modern recordkeeping tools make it easier to avoid missing receipts in the future. Helpful strategies include:
Digital recordkeeping ensures documentation is easy to retrieve if the IRS ever requests proof.
Yes. If the IRS audits your tax return and you cannot provide receipts, the agency may request other documentation such as bank statements or invoices to verify your deductions.
Not necessarily. An audit is a review of your tax return. Accurate records and cooperation usually resolve it without major issues.
The $600 rule generally refers to the reporting requirement for Form 1099-NEC, which businesses must issue to independent contractors who receive $600 or more during the year.
Some taxpayers may claim up to $300 in charitable donations without itemizing deductions, but maintaining documentation such as bank records is still recommended.
Common mistakes include unreported income, unsupported deductions, mixing personal and business expenses, and calculation errors. Poor recordkeeping is a frequent cause of audits.
Being audited without receipts can be stressful, but it does not automatically mean you will lose every deduction you claimed.
The IRS often accepts alternative documentation, reconstructed records, and, in limited cases, reasonable estimates under the Cohan Rule.
However, the safest approach is always strong recordkeeping. Maintaining receipts, bank records, and digital documentation ensures that you can support your deductions if the IRS ever asks for proof.
If you are facing an audit or need help organizing your records, working with a tax professional at Monily can make the process significantly easier.
To get started with tax experts at Monily, book a consultation today. Or learn more about our prices here.
Raza Agha is a Senior Manager at Monily, specializing in global finance accounting and management. With a decade of experience, including roles as Accounting Manager and Assistant Manager at Health Grades Analytics, Raza drives financial efficiency and accuracy. He holds an MBA and Bachelor's degree in Accounting and Finance from The University of Texas at Austin and is a qualified ACA ICAEW and ACCA member. Based in Texas, Raza excels in strategic financial planning and operations.
