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Is There an Authorized User Age Limit for Credit Cards?

Short answer

There is no federal law setting a specific authorized user age limit for credit cards; age restrictions vary by issuer. Many credit card companies allow adding authorized users of any age, including infants, while others set minimum ages—often starting at 13 or 15. Checking each card issuer’s policy before adding a minor as an authorized user ensures a smooth process and credit benefits.

What Is an Authorized User on a Credit Card?

An authorized user is a person added to an existing credit card account who can use the card but is not legally responsible for paying the bill. The primary cardholder holds full responsibility for all charges. For example, a parent might add a teenager as an authorized user to teach responsible spending and help build credit history. The teen can use the card for purchases, but the parent must pay the bill. If the parent pays on time, the positive payment history may appear on the teen’s credit report, helping establish credit early. Conversely, missed payments can negatively affect the authorized user’s credit.

Authorized users are commonly spouses, children, or close family members, but can also be trusted friends or employees. Authorized users do not need to be adults; however, the card issuer’s policies about age will determine if and when a minor can be added and whether their activity is reported to credit bureaus.

How Does Authorized User Age Limit Work?

Each credit card company sets its own age rules for authorized users. There is no federal regulation on minimum or maximum age. Many issuers allow authorized users at any age, including newborns, while others require a minimum age, often between 13 and 15 years old.

For example, Discover usually requires authorized users to be at least 13 years old. If a parent wants to add a 12-year-old, they must wait until the child’s 13th birthday. American Express typically allows authorized users of any age, so a toddler could be added immediately.

Age limits are often linked to credit reporting policies. Some issuers or credit bureaus do not report authorized user activity for very young children, which affects the ability to build credit. To ensure credit-building benefits, confirm whether the issuer reports authorized user activity for minors.

Before adding a minor, verify your card issuer’s age rules to prevent delays. Policies can vary by card product even within the same bank.

Why Does the Authorized User Age Limit Matter?

Knowing age limits helps families and cardholders decide how and when to add minors as authorized users. This can be a way to teach financial responsibility, give teens limited access to credit, and help them start building credit scores early.

For instance, if a parent adds a 14-year-old to a card that reports authorized user activity to credit bureaus, the teen’s credit file can show positive payment history, making it easier to qualify for future credit cards or loans. Without reporting, the authorized user can use the card, but it won’t impact their credit history.

Adding minors comes with risks, too. The primary cardholder is responsible for all charges, including those made by the authorized user. To manage this risk, ask your issuer if you can set spending limits or receive alerts for authorized user transactions.

Issuers often provide controls that allow the primary cardholder to monitor or restrict authorized user spending. Understanding age restrictions and these controls helps protect your finances while supporting a minor’s financial learning.

Which Credit Card Issuers Have Authorized User Age Limits?

Authorized user age policies vary by credit card issuer. The table below summarizes typical minimum age requirements from major issuers:

Credit Card IssuerMinimum Authorized User AgeNotes
ChaseUsually no minimumSome cards may differ; verify
American ExpressNo minimumAny age allowed
DiscoverGenerally 13Minors 13 or older
Capital OneTypically 15May vary by card

For example, a parent with a Capital One card must usually wait until a child is 15 before adding them, whereas American Express allows adding children of any age. Because policies can change, always check your card issuer’s current guidelines on their official website or contact customer service.

How to Add a Minor as an Authorized User?

If your issuer permits minors as authorized users, follow these steps to add them properly:

  1. Confirm Age Policy: Visit your credit card issuer’s website or call customer service. Use exact wording such as, “Can I add an authorized user who is under 18 years old? What is the minimum age for authorized users on this card?”
  1. Collect Required Information: Usually, you’ll need the authorized user’s full name and date of birth. Some issuers also require the Social Security number (SSN) to report activity to credit bureaus.
  1. Request Addition: Use your online account portal or call customer service to add the authorized user. Example phrasing: “I would like to add my child, who is 14 years old, as an authorized user and provide their Social Security number for credit reporting purposes.”
  1. Set Spending Controls: Ask if the issuer offers spending limits or transaction alerts. For example, say, “Can I set a maximum spending limit for this authorized user or receive notifications for every transaction they make?”
  1. Discuss Guidelines with the Minor: If the child is old enough, explain responsible card use. For younger children, clarify that the card is for emergencies or approved purchases only.
  1. Monitor the Account: Regularly check statements and set up mobile alerts for authorized user spending. This helps catch unexpected charges early.

For example, a parent adding a 14-year-old to a Discover card might call customer service, confirm eligibility, provide the child’s SSN and birthdate, then request alerts for transactions over $50. This way, the parent stays informed and controls spending.

Understanding these terms clarifies what an authorized user is and how it differs from other roles:

For example, a parent might confuse adding a child as an authorized user with opening a joint account. The difference matters because an authorized user does not have legal responsibility for payments, while a joint account holder does.

What Steps Should You Take Next if You Want to Add a Minor?

If adding a minor as an authorized user is your goal, start with these actions:

If your issuer does not allow minors or doesn’t report activity for them, consider alternatives like student credit cards or secured credit cards when the minor turns 18.

Lastly, monitor the account regularly. Responsible card use by both the primary cardholder and authorized user can help build credit and teach financial skills.

Frequently asked questions

Can a newborn be added as an authorized user on a credit card?

Some credit card issuers allow authorized users of any age, including newborns, while others require a minimum age, such as 13. Check your issuer’s policy before adding a very young child.

Does adding a minor as an authorized user help build their credit?

Yes, if the issuer reports authorized user activity to credit bureaus for minors. Since policies differ, confirm with the issuer whether the minor’s credit report will include the account history.

Is there an upper age limit for authorized users on credit cards?

Credit card issuers typically do not set an upper age limit for authorized users. Anyone added by the primary cardholder can be an authorized user regardless of age.

What is the difference between an authorized user and a joint cardholder?

An authorized user can use the card but is not legally responsible for payments. A joint cardholder shares ownership and full legal responsibility for the account balance.

Do all credit card issuers require a Social Security number to add an authorized user?

Not always. Some issuers require the authorized user’s SSN to report activity, especially for minors, while others allow adding users without SSNs but may not report the account activity.

Can an authorized user make purchases online or in stores?

Yes, authorized users receive a card or account access and can make purchases anywhere the card is accepted, subject to issuer terms and any spending controls set by the primary cardholder.

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Sources and further reading

General financial education, not individual financial, tax or investment advice. Check current figures with the official source before acting.