Yes. Most banks will let you add an authorized user to a checking account, though the banking term for that role is “authorized signer.” A signer can write checks, use a debit card, and move money in and out of the account without becoming an owner of the funds. The process usually takes a signature card, a photo ID for each of you, and a few business days for the bank to process the request.
Before you start the paperwork, though, understand what you’re actually granting. The difference between a signer and a joint owner is where most of the trouble in these arrangements comes from.
Authorized Signer or Joint Owner
Banks offer two ways to give another person access to a checking account, and the legal consequences are very different.
An authorized signer can use the account but has no ownership stake in the money. A joint owner has full control and equal rights to the funds. Joint owners can close the account, add or remove signers, and manage it without anyone’s permission. A signer cannot do any of that.
The gap shows up starkly when the account holder dies. A joint owner typically keeps access to the funds through rights of survivorship. An authorized signer’s access ends the moment the owner dies; from then on, only the executor or personal representative appointed by a probate court can touch what’s left. If your reason for adding someone is to make sure they can reach the money after you’re gone, a signer arrangement will not do that.
What an Authorized Signer Can and Cannot Do
A signer has broad transactional access. They can deposit and withdraw cash at a teller window or ATM, write checks drawn on the account, initiate electronic transfers, and use a debit card tied to the account balance. Banks issue the signer their own debit card, drawing from the same pool of funds as your card.
What a signer cannot do is exercise ownership authority. They generally cannot change your personal information on the account, alter the account terms, or add other people as signers. Most banks also prevent signers from closing the account on their own, though policies vary. The role is transactional, not managerial. That boundary is what makes the arrangement useful for paying household bills, helping an aging parent manage finances, or letting an employee run a business operating account.
Documents You’ll Need
Federal anti-money-laundering rules require banks to verify the identity of people connected to accounts. Under the Customer Identification Program, a bank must collect at minimum a person’s name, date of birth, address, and taxpayer identification number such as a Social Security number.1eCFR. 31 CFR 1020.220 – Customer Identification Program Requirements for Banks Both you and the proposed signer should bring a valid government-issued photo ID such as a driver’s license or passport.2FFIEC BSA/AML Manual. Assessing Compliance with BSA Regulatory Requirements – Customer Identification Program
You’ll also complete a signature card, which is the legal record authorizing the bank to honor the signer’s transactions. Forms are available at a branch or through the bank’s online portal. Look for any fields that let you specify the signer’s level of access; that’s where you can narrow what the person is permitted to do.
One point of confusion worth clearing up: banks generally do not run ChexSystems reports on authorized signers, because ChexSystems tracks account ownership history and a signer isn’t an owner. That screening applies when someone opens an account in their own name.
Extra Paperwork for Business Accounts
Adding a signer to a business checking account requires documentation showing the signer has been authorized to act for the business. Corporations typically need a corporate resolution or board minutes. LLCs often need an operating agreement amendment or member resolution. Nonprofits and clubs usually need updated bylaws or meeting minutes. The signer still provides personal identification; the business documents are what give the bank confidence that the entity’s leadership actually approved the access.
Steps to Add a Signer
- Gather documents: your ID, the signer’s ID, their Social Security number, and any business authorization documents if applicable.
- Contact your bank. Most traditional banks want both parties to visit a branch together so a bank officer can verify identities in person. Online banks often let the primary holder upload scanned IDs through an encrypted portal.
- Complete the signature card. Both of you sign, and you specify any access restrictions at this stage.
- Wait for verification. Banks generally take a few business days to review and process the request.
- Activate the debit card. Once approved, the bank mails a card in the signer’s name to the primary account address, and the signer activates it through the bank’s phone system or mobile app.
Online-only banks often generate digital login credentials for the signer once the request clears, giving them access to the same online banking features you use.
Setting Limits on What the Signer Can Do
Some banks let you restrict a signer’s activity beyond the default permissions. You may be able to cap check-writing at a certain dollar amount, with checks above that threshold requiring two signatures. Some institutions also allow limits on ATM withdrawals or daily debit card spending specific to the signer. Not every bank offers these controls, so ask when you submit the paperwork. If custom limits aren’t available at your bank, your protection reduces to choosing the signer carefully and monitoring the account.
Who Is Liable for the Signer’s Transactions
As the primary owner, you are generally on the hook for any transactions the signer makes, including overdrafts. If the signer writes a check that bounces or drains the account below zero, the bank will look to you for the negative balance and any fees. Federal regulations allow creditors to require that all persons authorized to draw on a transaction account assume liability for overdrafts, but in practice the account owner bears the primary responsibility because the funds and the account agreement belong to them.3Consumer Financial Protection Bureau. Comment for 1002.7 – Rules Concerning Extensions of Credit
Here is the part that surprises people. If your signer takes money you didn’t want them to take, the bank will almost certainly treat that as an authorized transaction. Under Regulation E, an “unauthorized transfer” means a transfer by someone with no authority to use the account.4Consumer Financial Protection Bureau. 1005.6 Liability of Consumer for Unauthorized Transfers Because you granted the signer authority, their transactions are authorized in the bank’s eyes even when they exceed what you had in mind. Your recourse is against the signer personally, not through the bank’s fraud dispute process. This is the biggest risk in the arrangement, and it’s worth sitting with before you sign the paperwork.
Tax Consequences
Adding an authorized signer generally has no tax consequences. Because the signer gains access but not ownership, the IRS does not treat the arrangement as a gift. The money is still yours, and any interest the account earns is reported under your Social Security number on a 1099-INT.5IRS. Publication 1099 General Instructions for Certain Information Returns
Adding a joint owner is different. The IRS may treat that as a gift if the new owner gains the right to withdraw funds for personal use. If the joint owner actually withdraws more than the $19,000 annual gift tax exclusion in a year, you may need to file a gift tax return.6IRS. Whats New – Estate and Gift Tax Most people won’t owe actual gift tax because of the lifetime exemption, but the filing requirement can catch you off guard. If your goal is transactional access, staying with the signer route avoids the issue.
When a Power of Attorney Is the Better Tool
If your reason for adding someone is a worry about future health, the signer role has a gap. A signer’s access depends on you being alive and able to direct them. If you become mentally incapacitated, their legal footing gets murky, since their authority derives from you.
An agent acting under a durable power of attorney has explicit legal authority and a fiduciary duty to keep managing the account through incapacity. A durable power of attorney still terminates at death, but it covers the incapacity gap that a signer arrangement does not. Many people use both: a signer for everyday convenience and a power of attorney as a safety net.
Removing an Authorized Signer
You can remove a signer at any time and do not need their consent. Contact your bank at a branch or by phone and ask that the signer be removed. The bank will deactivate the signer’s debit card, revoke their online banking access, and update the signature card. Most banks process removal requests within about 24 hours.
If you’re removing someone because of a dispute or concern about spending, move fast. Until the bank processes the removal, the card and login remain active. Change your online banking password and watch the account closely during the transition. For business accounts, update any internal records or corporate resolutions that originally authorized the person’s access.