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How Overdraft Protection Transfers Work
Overdraft protection transfers allow your transactions to go through even if you overdraw your checking account.
Margarette Burnette is a NerdWallet authority on savings, who has been writing about bank accounts since before the Great Recession. Her work has been featured in The Associated Press, USA Today and other major newspapers. Before joining NerdWallet, Margarette was a freelance journalist with bylines in magazines such as Good Housekeeping, Black Enterprise and Parenting. She is based near Atlanta, Georgia.
An overdraft protection transfer is an opt-in service that lets you link your checking account to another account at your bank or credit union, typically a savings account or an overdraft line of credit. It is among the overdraft protection options typically offered by banks.
When your checking balance is too low to cover a transaction, your bank automatically moves money to checking from the linked account or line of credit. Some banks do this for free, while others might charge $12 or more per transfer.
Even if there’s a cost, it is usually lower than the bank’s standard overdraft fee.
How is overdraft protection different from overdraft coverage?
Overdraft coverage is when banks use their money to cover a transaction that would overdraw your account — and charge you a fee to do so. You have to opt in to this service, and it’s expensive: Fees can sometimes reach $35 or more.
And there can still be more costs. If you don’t bring your account up to a positive balance, the next item you buy can trigger another overdraft fee. Also, even if you don’t make more transactions, you may be subject to a continuous negative balance fee.
What types of accounts can be linked for overdraft protection?
You can connect a savings, money market or second checking account to your main checking account to cover any overdrafts with your own money. Fees generally range from zero to $12 per transfer, although some banks charge more for this service. Your bank may also offer an overdraft line of credit, which tends to come with a high interest rate.
In addition, financial institutions often charge a savings withdrawal limit fee if you exceed six transfers per month from a savings or money market account — though those limits were lifted during the COVID-19 pandemic but banks can set their own limits and fees — and an overdraft protection transfer would count against that limit. If you tend to transfer money out often, be wary of any fees you may incur.
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Annual Percentage Yield (APY) is accurate as of June 17th, 2025. Start earning 2.50% APY, then qualify to earn 5.00% APY on your balance up to $5,000.00 and 2.50% APY on balances over $5,000 next month by 1) Receiving direct deposit(s) totaling $1,000 or more; and 2) Ending the month with a positive balance in all your Varo Accounts. No fees, no minimums required. Rates subject to change at any time.
This offer is only valid for a new Premium Savings Account (“PSA”). The Promotional Annual Percentage Yield (“Promotional APY”) will be automatically applied to the account, and will remain effective for 180 days (the “Promotion Period”), after which it will automatically revert to the Standard Annual Percentage Yield (“Standard APY”) without requiring any action from you. Accounts must be opened by 9/30/26 to qualify for the Promotional APY. No minimum balance required, and the offer may be withdrawn at any time. Excludes non-U.S. residents, and residents of any jurisdiction where this offer is not valid. Other restrictions may apply. Please visit etrade.com/premiumsavings for more information.
These cash accounts combine services and features similar to checking, savings and/or investment accounts in one product. Cash management accounts are typically offered by non-bank financial institutions.
The Base Annual Percentage Yield (APY) is 3.30% (from program banks) as of 1/30/26 and is subject to change. Eligible new clients can get a 0.75% APY boost over the base APY for 3 months on up to a $150k balance. The Direct Deposit Plus Investing Program from Wealthfront Advisers LLC and Wealthfront Brokerage LLC provides eligible clients a 0.25% APY increase above the base APY on eligible Cash Account balances. Wealthfront may change or end the program at any time and determine eligibility at its discretion. Terms apply. Full details at wealthfront.com/promo-terms. Cash Account offered by Wealthfront Brokerage LLC, Member FINRA/SIPC, and is not a bank. Base APY is representative, variable, and requires no minimum. Individual experiences and outcomes will differ. NerdWallet receives compensation from Wealthfront for referring clients through paid ads, which creates a conflict of interest; NerdWallet is not a client. Investing involves risks. Securities are not bank deposits, bank-guaranteed or FDIC-insured, and may lose value. Investment management and advisory services provided by Wealthfront Advisers LLC, an SEC-registered investment adviser.
Annual percentage yield (variable) is 3.25% as of 12/12/25, plus a 0.75% boost (“APY Boost”) on balances up to $1M for new clients with a qualifying deposit. $10 min deposit for base APY. Terms apply (betterment.com/boost); if the base APY changes, the Boosted APY will change. Cash Reserve offered by Betterment LLC and requires a Betterment Securities brokerage account. Betterment is not a bank. Learn More (https://www.betterment.com/cash-portfolio).
CDs (certificates of deposit) are a type of savings account with a fixed rate and term, and usually have higher interest rates than regular savings accounts.
As of 05/19/2026, the Annual Percentage Yield (APY) of the Certificates of Deposit is up to 4.05%. Your interest rate and APY may change at any time until funding is settled, and penalties may reduce earnings. Settlement date is when funds are received and posted to your account according to our Funds Availability policy, found in section 3 of the Morgan Stanley Private Bank Deposit Account Agreement. The APY is based on no withdrawal of credited interest and no redemption prior to the stated maturity date. Please visit etrade.com/ratesheet for information regarding the current interest rate, corresponding APY, and account terms.
Annual Percentage Yield (APY) is subject to change at any time without notice. Offer applies to personal non-IRA accounts only. Fees may reduce earnings. For CD accounts, a penalty may be imposed for early withdrawals. After maturity, if your CD rolls over, you will earn the offered rate of interest in effect at that time. Visit synchrony.com/banking for current rates, terms and account requirements. Member FDIC.
All Bread Savings APYs are accurate as of 05/21/2026. APYs are subject to change at any time without notice. Offers apply to personal accounts only. Fees may reduce earnings. To open a CD, a minimum of $1,500 is required and must be deposited in a single transaction. A penalty will be imposed for early withdrawals on CDs. At maturity, your CD will automatically renew and earn the base interest rate in effect at that time. Rates are compared against competitor rates published by NerdWallet.com and the institutions themselves as of 05/21/2026. NerdWallet.com obtains the data from the various banks that it tracks and its accuracy cannot be guaranteed.
Annual Percentage Yield (APY). APY may change at any time and fees may reduce earnings. Please visit etrade.com/ratesheet for more information. The $15 monthly account fee can be waived when you maintain an average monthly balance of at least $5,000 in the account on or after the end of the second calendar month from opening the account.
Can you use a credit card for overdraft protection?
You can also link a credit account, such as a credit card, personal line of credit or home equity line of credit, as a backup. You’ll pay interest on the transfer amount and possibly a transfer fee each time money is moved.
Your bank may send you a bill and you may accumulate interest if you don't make payments on time and in full, as would happen with any credit account. Credit accounts are subject to approval, so this option isn’t guaranteed for everyone. Interest rates also tend to be fairly high.
Things to consider when using overdraft protection
Although overdraft protection transfer services can be a low-cost alternative to bank-funded overdraft coverage, there are still factors to consider:
Even with protection, you can still overdraw your checking account. The overdraft protection transfer service works only if you have available funds in your backup savings or credit account. If you write a check for $200, but your checking account has $10, and your backup savings account has only $100, you could still face an overdraft. The transaction could be denied, or if you authorized your bank to cover overdrafts — and your bank chooses to do so — you could be charged steep fees.
More than the exact overdraft amount could be transferred. Banks may transfer overdraft funds in multiples of a certain amount, such as $50. If a transaction pushes your account $8 in the red, for example, the bank could transfer $50, not $8, from savings.
Opting into an overdraft protection transfer service can protect you from steep overdraft fees. You just don’t want to make a habit of spending more than you have.
These programs can help resolve the occasional overdraft, but they can’t replace other money habits, like using alerts to keep an eye on your balance. If you struggle with budgeting or keeping enough money in your checking account for everyday transactions, consider opening an account that has eliminated overdraft fees or offers free or low-cost overdraft protection.
Frequently asked questions
Is it good to have overdraft protection?
Opting into an overdraft protection transfer service can help resolve the occasional overdraft and protect you from steep overdraft fees. But you should try to avoid relying on overdraft programs. If you can, build up the habit of keeping enough cash in your checking account for everyday transactions. Using low balance alerts, if your bank offers them, to track your account can also help.
Can you overdraft if you have no money?
If you don’t have enough money for a transaction, your bank may pay for the transaction and charge you an overdraft fee, or it may choose to decline the transaction and prevent you from overdrafting.
If you’ve opted into overdraft protection, funds could be transferred from your linked account to cover the transaction. You can also contact your bank and ask to opt out of overdraft coverage. This means that the bank will decline any transaction that would result in an overdraft.
Some banks and nonbank tech firms will spot you up to a certain amount of money without charging you an overdraft fee, which can be helpful if you’re looking for some temporary coverage. Usually the bank will use your next deposit to cover the amount that was overdrafted.
When your checking balance is too low to cover a transaction, your bank automatically moves money to checking from a linked account if you’ve opted into overdraft protection service.