Short answer: in a fake check scam, someone sends you a check, asks you to deposit it and then asks you to send part of the money back or on to someone else. Federal rules make your bank let you use deposited check funds by set deadlines, and those deadlines can come before your bank learns that the check was returned unpaid. If the check turns out to be fake, the CFPB says the bank can take the money back out of your account. The money you sent on is your loss to recover, if you can. A real lender does not pay you a loan by sending a check you must partly send back. This is general information, not legal or financial advice.
How the scam works
The pattern is the same whether the story is a loan, a job, a prize or an item you are selling:
- You get a check with a story: a loan payout, a first paycheck, equipment money for a new job, or a buyer who paid too much.
- You are asked to deposit it and send back or pass on the difference, by wire, gift card, payment app or cryptocurrency.
- Your bank shows the money as available, so the check looks good.
- Later the check is returned unpaid. The bank removes the full amount from your account, and the money you sent is gone.
The CFPB lists money mule scams, where scammers recruit people through “online jobs, ads, or social media posts that promise easy money for little effort”, and its advice is: “Don’t agree to receive money, deposit a check, or send money or packages for people you don’t know or haven’t met” (CFPB, last reviewed August 28, 2026, read October 30, 2026). The same page notes that scammers ask for payment “in ways that are hard to trace or recover, such as wire transfers, gift cards, mobile apps, or cryptocurrency”.
Why the money shows as available
Regulation CC sets the latest time a bank may wait before you can withdraw deposited funds. For checks, the main deadlines are (12 CFR 229.10 and 229.12, eCFR 229.10 and eCFR 229.12, text up to date as of October 28, 2026, read October 30, 2026):
| Deposit | Latest availability under Regulation CC |
|---|---|
| The first $275 of check deposits on a banking day (that are not covered by another next-day rule) | The business day after the banking day of deposit (229.10(c)(1)(vii)) |
| Government, cashier’s, certified or teller’s checks deposited in person to an employee, in an account of the payee, with any special deposit slip the bank requires | The business day after the banking day of deposit (229.10(c)(1)) |
| Those same checks when not deposited in person | The second business day after the banking day of deposit (229.10(c)(2)) |
| A local check | The second business day after the banking day of deposit (229.12(b)) |
| A nonlocal check, or a deposit at an ATM the bank does not own | The fifth business day after the banking day of deposit (229.12(c) and (f)) |
A bank may add one business day for cash withdrawals of check funds, but must still let you take out $550 of those funds by 5:00 p.m. on the regular day, in addition to the $275 (229.12(d)). These dollar figures took effect July 1, 2025, under an inflation adjustment by the Federal Reserve Board and the CFPB (89 FR 43737, May 20, 2024). The CFPB’s own answer on holds, read October 30, 2026, still shows the older $225 and $5,525 figures (CFPB), so rely on the eCFR text for the current amounts.
When funds are available, the official commentary says they “may be put to all uses for which the customer may use actually and finally collected funds” (comment 229.2(d)-1, Appendix E). Available does not mean the check has been paid. When it proposed changes in 2011, the Federal Reserve Board wrote that, even with electronic collection, banks would be required to make check funds available “before learning whether the check has been returned unpaid” (76 FR 16862, March 25, 2011). That statement is from 2011 and may be outdated in its details, but the deadlines above still run from the day of deposit, not from the day the check is paid.
The bank can take the money back
The CFPB answers the question of whether you have to repay: “Yes. If your bank or credit union gave you cash from a check that was later found to be fraudulent, it can remove the funds from your account” (CFPB, last reviewed August 25, 2020, read October 30, 2026; that page is older, so check it for updates). The Regulation CC commentary gives one example: a bank that made $275 of a check available “can charge back the full amount of the check, including the $275, if the check is returned unpaid” (comment 229.13(c)-3, Appendix E).
Regulation CC does not decide who carries the loss in the end; the law where you live and your account agreement do. It can be you. Ask your bank, and a lawyer or legal aid office if the amount is large.
When a bank may hold a check longer
The deadlines above have exceptions. A bank may wait longer in these cases (12 CFR 229.13, eCFR):
- New accounts: during the first 30 calendar days after the account is opened (229.13(a)).
- Large deposits: the amount of check deposits over $6,725 on one banking day (229.13(b)).
- Redeposited checks: a check that was returned unpaid and deposited again, with limited exceptions (229.13(c)).
- Repeated overdrafts: an account that was overdrawn on six or more banking days in the last six months, or by $6,725 or more on two or more banking days (229.13(d)).
- Reasonable cause to doubt collectibility: facts that “would cause a well-grounded belief in the mind of a reasonable person” that the check will not be paid (229.13(e)).
- Emergency conditions, such as a communications or equipment failure (229.13(f)).
For the exceptions in (b) through (e), the bank must give you a written notice with the date of the deposit, the amount being held, the reason and when the funds will be available (229.13(g)). Under these exceptions, a “reasonable period” is up to five more business days for a check covered by 229.12(b), and six for one covered by 229.12(c) or (f) (229.13(h)(4)). The CFPB also says your bank may have a different timetable for checks deposited through a mobile app, so ask about its policy (CFPB).
A hold notice on a check someone sent you is a reason to stop and check before you send any money.
A date example, only for the math
This example is only for the math. Every figure and date in it is an example figure, and it assumes a local check deposited in person on a banking day, before the bank’s cut-off time, with no exception used. Business days are counted under 12 CFR 229.2(g), which leaves out weekends and federal holidays such as November 11 (eCFR).
| Step | Example |
|---|---|
| Check from a stranger deposited | $2,400.00 on Monday, November 2, 2026 |
| First $275 available by | Tuesday, November 3, 2026 |
| Rest of the check available by (229.12(b)) | Wednesday, November 4, 2026 |
| You send back what you are asked to | $1,900.00 |
| Check returned unpaid later; bank charges back | $2,400.00 |
| Your balance ends lower than before the deposit by | $1,900.00, before any fees |
The math: you add $2,400.00, send out $1,900.00, and the bank removes $2,400.00. $2,400.00 - $1,900.00 - $2,400.00 = -$1,900.00, so you end $1,900.00 below where you started, before any fees. The $500.00 left from the check never was your money.
A large deposit example, also only for the math: if a $8,000.00 check is deposited on Monday, November 2, 2026, the large deposit exception lets the bank hold the $1,275.00 over $6,725.00 (229.13(b)). With the five-business-day reasonable period after the regular date of Wednesday, November 4, 2026, that part would be available by Thursday, November 12, 2026, since November 11 is not a business day.
Red flags tied to loans and jobs
- Someone you do not know, or met only online, asks you to deposit a check or receive money for them. The CFPB says not to agree to this (CFPB).
- A job or offer that promises easy money for little effort (CFPB).
- Payment asked for by wire transfer, gift card, mobile app or cryptocurrency, which the CFPB says are hard to trace or recover (CFPB).
- A loan that asks for money back before or after you get it. See advance-fee loan scams.
For texts and calls offering loans, see fake loan text and call scams. To see whether a lender is real, see how to check if a lender is licensed.
If you already deposited the check
- Do not send any money on, and do not spend the funds.
- Call your bank, tell it you think the check is fake and ask whether it has been paid or returned.
- Keep the check image, the envelope, messages and any receipts for money you sent.
- If you sent money by wire or app, contact the bank or payment company right away. The CFPB says to tell them the transaction may be unauthorized (CFPB).
- The CFPB says to file a complaint with the Federal Trade Commission if you were targeted by a scam (CFPB). See also how to file a loan complaint.
If the charge-back leaves your account negative, see overdraft fees vs a small loan before you borrow to cover it.
Questions to ask your bank
- Has this check been paid, or only made available?
- Is there any hold or exception on this deposit, and why?
- What is your timetable for checks deposited through your app?
- If the check is returned, what will you take back and what fees apply?
Checklist
- Available funds are not proof the check is good.
- Never send back part of a check from someone you do not know.
- Read any hold notice: it gives the reason and the date.
- Ask your bank before you move money from a check you were not expecting.
- Report a scam and keep every record.
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Sources
- eCFR: 12 CFR 229.10, Next-day availability (Regulation CC), current text up to date as of October 28, 2026
- eCFR: 12 CFR 229.12, Availability schedule (Regulation CC), current text up to date as of October 28, 2026
- eCFR: 12 CFR 229.13, Exceptions (Regulation CC), current text up to date as of October 28, 2026
- eCFR: 12 CFR 229.2, Definitions (Regulation CC), current text up to date as of October 28, 2026
- eCFR: Appendix E to Part 229, Commentary (Regulation CC), current text up to date as of October 28, 2026
- Federal Register: Federal Reserve Board and CFPB, Availability of Funds and Collection of Checks, final rule, 89 FR 43737 (May 20, 2024), effective July 1, 2025, on GovInfo
- Federal Register: Federal Reserve Board, Availability of Funds and Collection of Checks, proposed rule, 76 FR 16862 (March 25, 2011), on GovInfo
- CFPB: How long can a bank or credit union hold funds I deposited? (last reviewed August 28, 2026)
- CFPB: I cashed a check at my bank/credit union but later the check was found to be fraudulent. Do I have to repay the bank/credit union? (last reviewed August 25, 2020)
- CFPB: ask-cfpb answer 2092 on types of fraud and scams and their warning signs (last reviewed August 28, 2026)
Disclosure: Modern Lending Solutions is not a lender, loan broker or agent for any lender or loan broker, and does not make credit decisions. Any compensation we receive is paid by participating lenders, only for advertising services. This guide is general information, not financial or legal advice.