Say the tax folder is open and one receipt out of the year's pile isn't in it, a $140 hardware run from March, the slip gone wherever slips go, the wash, the truck, the dashboard where the sun cooked it blank. The paper is missing. The $140 deduction, for most expense types, survives.
The bank kept a record of the charge. The card company kept another, a separate copy nobody asked it to keep. The vendor's system is still holding the invoice, dated and itemized, retrievable months later if anyone asks, which makes the receipt the tidy version of the proof rather than the whole supply of it. Your calendar has the meeting. Somewhere in the inbox there's a confirmation email with an order number on it.
There's a catch, and the catch is the expense type. A box of supplies can be proven six ways, maybe seven if the vendor still answers email. A client dinner with no records behind it can sometimes be proven exactly zero ways, and the gap between six and zero is written into the statute itself, on purpose, not left to any examiner's judgment.
First, check whether you even need it
Before you go hunting, ask whether the receipt was ever required in the first place, because a fair share of them, warranty slips, personal purchases, the coffee that was never deductible anyway, were not. Deductions run on the burden of proof, and the burden of proof sits on the taxpayer, not on the agency, which is the arrangement that makes the receipt matter in the first place. [1] No deduction, no warranty, no problem.
And for travel, gift, and transportation costs under $75, no paper receipt was required in the first place, with lodging the standing exception. [2] The expense still belongs in a log, amount, date, place, reason. But the slip itself was optional. Everything else needs something standing where the receipt would have stood, and the something has more options than people expect.
What the IRS takes in place of a receipt
The IRS guidance on the burden of proof spells out what counts as documentary evidence, and a receipt turns out to be one entry on a longer list, canceled checks on it, bills, account statements with the charge sitting right there on a line, all of it usable, none of it fancier than what a drawer at home already holds. [1]
What actually works, and how well, runs on a rough hierarchy:
- An itemized invoice or vendor duplicate: the closest stand-in there is, and plenty of vendors will reissue one on request.
- A bank or credit card statement: proof that a payment happened, plus the date and the payee, and nothing at all, not one word, about what the payment bought.
- A canceled check: payment and payee, the amount and who cashed it, and past that point, not much.
- A written log, calendar entry, or email: covers the date and the purpose, the place too usually, which happens to be exactly the half of the record a statement can't cover, so the two of them sitting side by side come close to a whole receipt.
- Your own memory of it: the weakest entry here, and courts treat it that way. Memory plus a withdrawal slip can seed an estimate, a low one. Memory plus nothing has been tried in front of plenty of judges, and the record on that is not good.
And they stack, which is the part people miss. The recordkeeping guidance allows a set of documents, two of them or three or however many it takes, to jointly cover what no single one manages. [3] The card statement proves the $80 left your account. The calendar entry for 12:30 that same day has the client's name on it, and that name, small as it looks, is the one detail no statement was ever going to supply.
| Substitute | What it proves | What it leaves out |
|---|---|---|
| Itemized invoice or vendor duplicate | Amount and what was bought | Little; it's the closest thing to the original |
| Bank or card statement | Payment, date, payee | What the money actually bought |
| Canceled check | Payment and payee | The itemized detail |
| Calendar entry or email | Date, place, business purpose | Proof the money moved |
| Your recollection | Nothing on its own | Everything; it needs an anchor |
The one split that decides your odds
Here's the split that decides most of these cases. It comes down to which part of the tax code the expense falls under.
Ordinary business expenses, where you have room
Most of what a business buys, office supplies, rent, utilities, software, small repairs, falls under the general rule for ordinary and necessary business costs. For these, the substitutes above do their job. A statement plus a bit of corroborating paper showing the expense was real and business related generally holds the deduction, receipt or no receipt.
Travel, meals, gifts, and vehicles, where you may not
Then there's the set Congress singled out for stricter treatment, travel, meals, business gifts, and listed property, which includes the car you drive for work. [2] Here the law demands strict substantiation, meaning records of the amount, the time, the place, the business purpose, and, for a meal or gift, the business relationship. A bank statement showing $90 at a restaurant establishes none of the last three. Worse, the estimate that rescues ordinary expenses is written out of the rules. [4] Once the records for a trip are gone, they're gone. Nothing gets approximated back.
The records nothing substitutes for
A few specific claims demand one particular document, that document and no other, and for these no statement, no reconstruction, no combination stands in:
- Charitable gifts of $250 or more: these need a contemporaneous written acknowledgment from the charity itself; a canceled check won't cover it. [5] Proof of payment might exist, a canceled check, say, or a whole bank statement with the line highlighted, and none of it rescues the deduction, because the statute wants the acknowledgment letter itself and accepts nothing standing in its place.
- Depreciated equipment and other big assets: the original cost record sets your basis, and basis follows the asset for years, through every depreciation schedule and then the eventual sale, all the way to the audit that someday asks where the number came from, if one ever comes.
- Payroll and contractor payments: the records here are W-2s, 1099s, and payroll filings rather than receipts, and each filing brings a rulebook of its own, plus a deadline, plus a penalty for missing the deadline, none of which a receipt would help with.
The Cohan rule, and how far it really gets you
The Cohan rule comes out of a 1930 appeals decision involving the Broadway showman George M. Cohan, who spent heavily on travel and entertaining, kept receipts for practically none of it, and got the whole amount disallowed by the tax board for his trouble. The appeals court sent the case back with different instructions, the spending clearly happened, so make a close approximation of it rather than allowing zero, and courts have carried that idea forward ever since. [4] The limits pile up:
- It's discretionary. A judge can apply it or decline to apply it, and a judge unimpressed with the evidence has every right to land on zero, which some have. [4]
- The estimate runs against you. The 1930 opinion said the board could bear heavily on the taxpayer whose own inexactitude created the problem, and bearing heavily is exactly what courts have done with the invitation, decade after decade, estimate after low estimate.
- It needs an anchor. Bare testimony that you know you spent the money usually fails, and what passes is testimony tied to something, a check stub, a page out of the calendar, anything the court can hang a number on.
- An auditor generally won't apply it. The examination runs on the documentation rules, full stop, while the estimate lives a level up at IRS Appeals, two levels up in Tax Court, places a taxpayer only reaches by pushing the case there. [4]
And the biggest limit is the one already flagged. Congress overrode the rule by statute for travel, for meals, for gifts, for listed property, and in those four categories a court cannot estimate at all, cannot round up, cannot split the difference, sympathetic story or no sympathetic story. [4]
How to rebuild the records you've lost
Reconstruction is mostly requests, and polite ones at that. The bank has copies. The vendors usually do too, somewhere, in whatever system they migrated to last. The IRS has the return data going back years, and the job, such as it is, amounts to asking all three for what already sits in their files.
- Pull your statements: most banks post the last several years of them in online banking, and anything older can be ordered from the branch, on paper, for a small fee sometimes, a few dollars a statement at some banks.
- Ask whoever you paid: a supplier can reissue the invoice, a software company can pull the whole billing history in a minute, and an insurer, ask one, keeps every statement it ever mailed. For a house or other property, the title or escrow company from the closing still has the file.
- Order your IRS transcripts: the figures off an old return are free, through the Get Transcript tool online, by phone at 800-908-9946, or on Form 4506-T. [6]
- Rebuild the context: your calendar, your inbox, and the photo roll on your phone can re-establish the date, place, and reason behind a charge you've already found on a statement.
- Write it down now: a note made close to the event carries more weight than one written the week the audit letter arrives.
If a fire or flood took the records
Destroyed is different from misplaced, and the IRS treats it differently, with published guidance aimed at exactly this situation. [6] The guidance runs through the same sources, transcripts, bank copies, title company files, and then gets into photographs, meaning old phone pictures that happen to show the room, and, where no photo exists, a sketch of the room and its contents drawn from memory. [6] After a federally declared disaster, the agency also puts out loss workbooks for cataloging business and personal property. [6]
What a disallowed deduction actually costs
Disallowed means the deduction converts back into taxable income, and the income comes with a bill, tax owed, interest on the tax counted from the return's original due date rather than the day the audit wrapped up. Poor records make it worse, because the IRS definition of negligence includes the failure to keep adequate books, and negligence triggers the accuracy-related penalty, 20% of the underpayment. [7] Three separate bills, all growing out of one thin folder.
Common missing receipt mistakes to avoid
1. Assuming a lost receipt means a lost deduction
The assumption is wrong in the taxpayer's favor most of the time, and people abandon the deductions anyway, a $60 supply run with a card statement behind it thrown out as unusable when it was still a $60 deduction, receipt or not.
2. Leaning on a bank statement and nothing else
A statement proves money went out. Out to whom, on what date, fine, but for what? The for-what never prints anywhere on a statement, not on the front, not on whatever detail view the bank offers, nowhere, and it happens to be the part the IRS asks about first, so the job falls to an invoice, or an email, or a handwritten note in the statement margin.
3. Treating travel and meals like ordinary expenses
The instinct that says I'll just reconstruct it from my card holds up for supplies, holds up for software, holds up for the printer paper, and dies on a business dinner. The strict rules want records a reconstruction can't produce, records of who was there and why, made at the time, and they forbid the estimate that would otherwise fill the gap.
4. Waiting until an audit to reconstruct anything
Statements drop off bank sites, vendors switch software and lose purchase histories along the way, and a Tuesday lunch from three years back is gone from everybody's memory, yours included, so the week you notice the gap is the week to rebuild.
5. Reconstructing dishonestly
There's a bright line here. Reconstructing the record of a real purchase is normal, and the IRS's own disaster guidance encourages it. A receipt invented for a purchase that never happened is fraud, plain fraud, and it surfaces fast in an audit, the fake sitting there with no matching movement anywhere in the bank records, no withdrawal, no charge, nothing.
Frequently asked questions
Can I claim expenses without receipts?
Often, yes, for ordinary business expenses, since the IRS accepts other documentary evidence, statements, canceled checks, bills, invoices. [1] The exceptions cluster in two places, the strict substantiation categories of travel, meals, gifts, and vehicles, and the odd item, charitable gifts of $250 or more among them, where the law names one required document and accepts no other. [2][5]
Will the IRS accept bank statements instead of receipts?
Accept them, yes. The IRS lists account statements among acceptable records, and what a statement leaves out, every time, in every format, is the description, the what of it, so it usually needs an invoice or an email or a written log sitting beside it before the file holds. [1]
What is the Cohan rule?
A principle from a 1930 court case that lets a court estimate a deductible expense when you can prove you incurred it but can't document the exact amount. [4] It's discretionary, the estimates run deliberately low, and it doesn't apply to travel, meals, gifts, or listed property, where records are required and estimates aren't allowed. [4]
How do I prove expenses if my records were destroyed?
Free IRS return transcripts are the starting point. [6] From there it's the bank and card company for statements, then the vendors you paid, most of whom can reissue an invoice or print out an account history. For disaster losses, the guidance stretches further, into old photos, into property papers, into sketches drawn from memory if it comes to that, covering whatever can't be pulled back directly. [6]
Can the IRS just estimate my expenses for me?
Not during the audit itself, because the examiner works from the records in front of them, while the Cohan estimate belongs to IRS Appeals and to the courts, which means appealing to get it. [4] Travel, meals, gifts, and vehicle costs are carved out completely, with the estimate banned by statute, so the lost record there usually costs the deduction, then the tax with interest, then possibly the 20% penalty on top. [7]
The Bottom Line
Most missing receipts cost an hour of reconstruction and nothing more, because the proof exists in other places, a statement, a vendor's records, an old confirmation email, and the IRS accepts proof from other places. The exception list is short and statutory, travel, meals, gifts, the car, and on that list the record itself is the requirement, so a record that's gone can take the deduction with it.
Sort first, ordinary expenses in one pile, strict ones in the other, since the two piles get different treatment. Move fast second, because a vendor reissues this year's invoice in a day and a 2023 invoice maybe never, and your memory of March is better in April than it will be by October. And give cash its own habit. A cash payment hits no bank feed, no statement, no feed of any kind, so the record has to get made while the money is moving, on the spot, and MyReceiptMaker's free receipt maker builds one in under a minute, every standard field included, one record nobody ever has to rebuild.