A credit union direct deposit form tells your employer or payer to send money electronically into your account through the ACH network, and setting one up takes about ten minutes once you have your routing number, account number, and account type in hand. You can get the form from your credit union’s website, its mobile app, a branch, or your employer’s HR department. Fill it in, attach a voided check or an authorization letter, hand it to payroll, and expect the switch to take one or two pay cycles.
What You Need Before You Start
Four pieces of information do most of the work on the form:
- Your credit union’s nine-digit routing number, which identifies the institution in the ACH network. It’s the left-most number along the bottom of a check, and it’s also visible in online banking or available by phone.1American Bankers Association. ABA Routing Number
- Your account number, which sits to the right of the routing number on a check, or appears in your mobile banking app.
- Your account type: checking or savings. Credit unions sometimes label these “share draft” (checking) and “share” (savings), but on the form you’ll pick the standard label.
- Your full legal name as it appears on the account.
One detail trips people up. Some credit unions use a different routing number for ACH transfers than for wire transfers. The number printed on your checks is almost always the ACH routing number, which is what direct deposit needs, but confirm it on your credit union’s website or by phone. A wire routing number on a direct deposit form will cause the transaction to fail.
Where to Get the Form
Most credit unions post a downloadable PDF under a “forms” or “member services” section of their website. Many online banking portals go further and generate a pre-filled version that already carries your routing number, account number, and name, so you just print or save it.2Nacha. Direct Deposit Without a Voided Check? Absolutely! At a branch, a representative can print one tailored to your account.
Your employer may hand you their own version instead. Either the credit union’s form or the employer’s form will do the same job; they’re just two layouts for the same information.
Many larger employers skip paper entirely. Their payroll platform lets you log in and type your routing number, account number, and account type directly into the system. If that’s your setup, ask HR whether you need a paper form at all. Often you won’t.
How to Fill Out the Form
You’ll enter your name, your credit union’s name, the routing number, the account number, and the account type. Beyond those basics, two decisions come up.
Full Deposit or Split
Most forms let you send either your whole net pay to one account or split it across several. For a single account, select “100%” or “entire net pay” (wording varies). To split, you’ll list each account on its own line with a dollar amount or percentage.
When splitting, designate one account as the “remainder” or “balance” account that receives whatever is left after the fixed amounts are distributed.3ACH Guide for Developers. ACH File Overview That prevents rounding differences from stranding a few cents. Fill in the fixed amounts first, then mark your primary account as the one that catches the rest.
Voided Check or an Alternative
Many employers ask for a voided check as proof of your account details. To void one, write “VOID” in large letters across the face so the signature and amount lines are unusable, while the routing and account numbers along the bottom stay readable.
Plenty of credit union members don’t keep checks. If that’s you, there are workable substitutes. Print a direct deposit authorization letter from your credit union’s online banking, call and ask the credit union to mail or email one, or use a screenshot of your account details from mobile banking if your employer will accept it.2Nacha. Direct Deposit Without a Voided Check? Absolutely! Some credit unions produce a pre-filled form that doubles as verification. Ask your employer which formats they take before you go hunting for a checkbook you may not own.
Submitting It and When Deposits Start
Hand the completed form to whoever issues your payments, usually your employer’s HR or payroll department. If payroll uses a digital portal, upload a scan or a PDF.
Expect the switch to take one to two full pay cycles. During that window, your employer may keep issuing a paper check while the system verifies your account. Many payroll processors send a “prenote,” a zero-dollar test transaction through the ACH network, to confirm your routing and account numbers before transmitting real money.4Nacha. Minor Rules Topics – Prenotification Entries The prenote itself takes about 10 business days, and the full activation depends on where you fall in your employer’s payroll cycle.
When your first live deposit lands, look for a transaction labeled “ACH Deposit” or “Direct Dep” on your statement. If the prenote fails, often because of a typo in the routing number, your employer should notify you and you’ll resubmit corrected details.
Timing can also shift around federal bank holidays and weekends, when the Federal Reserve’s settlement system is closed and ACH doesn’t process.5Federal Reserve Board. Automated Clearinghouse Services If payday falls on a holiday, your deposit typically arrives the business day before.
Switching or Canceling
Moving your direct deposit to a different credit union or bank works the same way: submit a new form with the updated routing and account numbers. The one-to-two pay cycle transition applies again while the new connection is verified.
Don’t close the old account too fast. Keep it open for at least a full month after you submit the change, so you can be sure every deposit has rerouted. A payment that arrives at a closed account bounces back to the sender, and getting it reissued can take weeks. Any automatic payments or transfers linked to the old account need to be updated separately before you close anything.
Your Right to Pick Your Own Credit Union
Federal law prohibits your employer from requiring you to open an account at a specific financial institution as a condition of employment. If your employer mandates direct deposit, you still get to choose where the funds go.6Consumer Financial Protection Bureau. 12 CFR 1005.10 – Preauthorized Transfers An employer can insist on electronic payment, but it can’t dictate the credit union or bank.
Whether your employer can require direct deposit in the first place, rather than offering a paper check option, depends on your state. Some states require a non-electronic alternative; others allow mandatory direct deposit as long as you pick the institution. Your state labor department can clarify.
Avoiding Payroll Diversion Fraud
Payroll diversion is a common workplace scam: a criminal impersonates an employee through a spoofed or look-alike email and asks HR to change direct deposit information to a fraudulent account. The paycheck lands with the criminal, and nobody notices until payday.
Protect yourself by never submitting direct deposit information through email. Use your employer’s secure payroll portal, hand the form to HR in person, or upload it through an authenticated system. If you get a message asking you to “verify” or “update” your banking details through a link, don’t click. Go directly to your payroll system, or call HR using a number you already have. Legitimate payroll departments don’t collect banking details by email.
If You’re Setting Up Federal Benefits Instead
A credit union direct deposit form is designed for payroll and private payers. Federal benefit payments use their own enrollment channels, not an employer-style form, and federal law requires nearly all of them to be paid electronically.7Social Security Administration. Social Security Direct Deposit
For Social Security or SSI, set up or change direct deposit through a “my Social Security” account, by calling the Treasury’s Electronic Payment Solution Center at 1-800-333-1795, or by enrolling in person at your credit union.7Social Security Administration. Social Security Direct Deposit
For VA disability compensation, pension, or education benefits, update your information through your VA.gov profile, by phone, or at a VA regional office. The VA still accepts a paper form, SF-1199a, if you don’t have internet or phone access.8Veterans Affairs. Change Your Direct Deposit Information
For a federal tax refund, enter your routing and account numbers on your return. To split the refund across multiple accounts, file IRS Form 8888 with it.9Internal Revenue Service. About Form 8888, Allocation of Refund Starting in 2026, if you file without bank details the IRS will freeze your refund until you supply direct deposit information or request a paper check. If a direct deposit attempt is rejected by your credit union, the IRS will also freeze the deposit rather than automatically mailing a check, and will send a CP53E notice giving you 30 days to update your information through your IRS Online Account. Miss that window and a paper check follows, but not for six weeks. If a second deposit attempt also fails, you won’t get another chance to update online.10Taxpayer Advocate Service. Direct Deposit Changes for 2026 Could Affect How and When You Get Your Refund Verifying the routing and account numbers before you file is worth the two minutes.