You cannot open a checking account in someone else's name without their consent and presence
Banks require the person whose name appears on the account to sign the account agreement themselves. This is a legal requirement, not a bank policy choice. The account holder must verify their identity in person or through the bank's remote verification process, and they must consent to the terms. If you try to open an account using someone else's name without their knowledge, you are committing fraud — even if your intention is to help.
What you can do depends on the relationship and what you are trying to accomplish. If you want to manage money on behalf of someone else — a child, an aging parent, or someone with a disability — there are legal structures designed for this. They require the other person's participation or a court order, but they exist.
Key Takeaways
- The account holder must sign the account agreement themselves; banks verify identity and require consent before opening any account.
- A joint account requires both people to be present and to sign; both names appear on the account and both can withdraw all funds.
- A power of attorney lets you manage someone's finances without your name on the account, but the person must sign the power of attorney document while mentally capable.
- A custodial account for a minor is opened in the child's name with you as custodian, and the funds belong to the child, not to you.
- If someone is incapacitated and has no power of attorney in place, you will need a court order (conservatorship or guardianship) to manage their accounts.
Joint accounts: both names, both signatures required
A joint account has both your name and the other person's name on it. Both of you must visit the bank together (or complete the bank's remote verification process together), and both must sign the account agreement. Most joint accounts give both people full access — either person can withdraw all the money without permission from the other.
Joint accounts are common between spouses, between parents and adult children, or between siblings managing a shared expense. They are straightforward but come with a real risk: if the other person withdraws the money, you have no legal recourse through the bank. The money was theirs to take.
Some banks offer joint accounts with restrictions — for example, requiring both signatures to withdraw above a certain amount — but these are less common and you need to ask specifically.
Power of attorney: your name stays off the account
A power of attorney is a legal document that lets you manage someone else's bank account, investments, and property without your name being on those accounts. The account stays in their name only. You can deposit checks, pay bills, and withdraw money on their behalf, but the money belongs to them, not to you.
The person must sign the power of attorney document while they are mentally capable of understanding what they are doing. They can revoke it at any time. If they become incapacitated before signing one, you cannot create one retroactively — you will need a court order instead.
A power of attorney is useful when you want to help manage finances for an aging parent, a spouse with a serious illness, or an adult child with a disability. It keeps the account in their name and protects you from the appearance of taking their money. You will need to show the power of attorney document to the bank; they will add you to the account as an authorized agent.
Custodial accounts for minors
If you want to open a savings or checking account for a child, you open it in the child's name with yourself as the custodian. The account belongs to the child, not to you. You manage it on their behalf until they reach the age of majority (usually 18 or 21, depending on your state and the type of account).
The child's Social Security number goes on the account. You will need to provide your own identification and Social Security number as well. The bank will ask you to confirm that you have the authority to open an account for this child — usually meaning you are a parent, legal guardian, or have written permission from a parent.
When the child reaches the age of majority, the account becomes theirs to control. You lose access. If you have been saving money in this account for the child's benefit, that money is theirs, and they can spend it however they choose.
Conservatorship or guardianship: when there is no power of attorney
If someone is incapacitated — unable to manage their own finances due to dementia, severe mental illness, or another condition — and they never signed a power of attorney, you will need a court order to manage their accounts. This is called a conservatorship (in some states) or guardianship (in others).
The process requires you to file a petition with the court, provide medical evidence of incapacity, and often attend a hearing. The court appoints you as conservator or guardian, which gives you legal authority to manage their finances. This is more formal and more expensive than a power of attorney, but it is the only legal route when someone is already incapacitated and has no power of attorney in place.
Once appointed, you have a duty to act in the person's best interest and to account to the court for how you spend their money. You cannot straightforward take funds for yourself.
What happens if you open an account without consent
If you use someone else's name and Social Security number to open a bank account without their knowledge or permission, you have committed identity theft and fraud. The person can report this to the bank, which will close the account. They can also report it to law enforcement and to the Federal Trade Commission.
Even if your intention was to help — for example, you opened an account to save money for a child — doing it without the required consent is still fraud. The legal routes exist specifically to protect people from this kind of unauthorized use of their identity.
Frequently Asked Questions
Can I open a checking account for my child without them being present?
Most banks allow a parent to open a custodial account for a minor without the child present. You will need the child's Social Security number and your own identification. Some banks have age limits — for example, they may not open accounts for children under 13 without additional steps. Call your bank to ask about their specific process for minors.
What if my parent has dementia and never signed a power of attorney?
You will need to file for conservatorship or guardianship through the court in your state. This requires a petition, medical documentation, and often a court hearing. It takes several weeks to several months. During this time, if bills need to be paid, contact the creditors directly to explain the situation — many will work with you temporarily while the court process is underway.
Can I add myself to someone else's existing account?
Only if the account holder authorizes it. They must contact the bank and request that you be added as a joint owner or authorized user. Some accounts allow authorized users (who can access the account) without making them joint owners (who own the funds). Ask the bank what options they offer.
Is a joint account the same as a power of attorney?
No. A joint account puts both names on the account and both people own the funds. A power of attorney keeps the account in one person's name and lets another person manage it on their behalf. Choose based on whether you want shared ownership or just management authority.
What if someone opens a bank account using my name without permission?
Report it to the bank when ready and ask them to close the account. Then file a report with the Federal Trade Commission at IdentityTheft.gov and consider filing a police report. Monitor your credit report for other fraudulent accounts. You may be able to place a fraud alert on your credit file to prevent further unauthorized accounts.