

Key points
- Joint bank accounts between parents and children can expose both sides to legal, tax, and financial aid risks once the child becomes an adult.
- Joint ownership can reduce college aid eligibility and cause unexpected tax consequences in estate planning.
- Parents who want their adult children to help manage finances should use legal tools (such as power of attorney) rather than joint ownership.
Many parents open checking or savings accounts with their children to simplify money transfers or monitor spending. This is understandable when the child is under 18 years old. But then, a joint setup can create serious financial problems.
Joint accounts make each person listed an equal owner. If someone is sued, faces garnishment, or owes taxes, creditors can access the account — even if the money belongs to the other person (remember, the government doesn’t really know whose money is and who’s in those accounts).
If a parent gets into legal or financial trouble, their adult child’s savings may be frozen. The opposite is also true: If a youth makes a mistake or is reported for fraud, a parent’s bank record could be damaged.
Finally, in old age, parents can subvert estate planning by adding children as joint owners versus using other tools.
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What happens when a child turns 18?
Turning 18 changes the legal and financial relationship between parent and child. At this age, a child can open and control his own bank account. Keeping a joint account removes privacy, can cause FAFSA issues, and ties each person’s banking history to each other.
Creating a separate account gives young people full control of their finances and helps build a banking and credit history in their name. Parents can still send money instantly using tools like CashApp, Zelle, Venmo, or automatic transfers — without remaining a co-owner of the account.
For parents, this separation also prevents unintended repercussions from the child’s actions. If an adult child makes an overdraft or results in a fraud review (as defined in The infamous chase glitch) Both names on the account can be flagged in systems like ChexSystems, making it difficult to open future bank accounts.
How Joint and Joint Accounts Can Negatively Impact Your FAFSA and Financial Aid
FAFSA distinguishes between Student assets and Parent assetsThis discrimination has real financial consequences.
Student-owned assets are valued at a higher rate (up to 20%)While the parent assets are valued at approx 5.64%. When a joint account includes the student’s name, the FAFSA may treat the entire balance as belonging to the student unless documentation clearly shows that the funds belong to the parent.
For example, if the joint account contains $10,000, the FAFSA could consider it a $2,000 reduction in aid eligibility, compared to about $564 if it was considered an original asset.
Even if the account is intended for convenience, shared ownership can complicate verification and slow down financial aid processing. In some cases, financial aid officials may request additional paperwork or may reduce a student’s award based on the total account balance.
Estate planning mistakes that backfire
Parents sometimes add adult children to Bank accounts, investment accounts, or home equity titles To facilitate estate planning or to allow assistance with bills. Unfortunately, this step often causes more harm than good.
Impact of the FAFSA
Adding a person to an account or property changes ownership in a way that makes the asset appear to belong to the student. This bloated balance can reduce eligibility for need-based financial aid, even if the child has never contributed to the account.
For example, if your parents added you to their home, that second home would be considered an asset for the FAFSA — which could significantly impact your student aid index.
Tax consequences
Joint ownership can also erase Escalation based on cost Which the heirs usually receive when the asset is inherited. Under the step-up rule, the cost basis is reset to the fair market value of the asset at the time of the parent’s death, reducing capital gains taxes. But if a child is added to the title during the parent’s lifetime, they inherit the original cost basis, which could result in a much larger tax bill when the asset is sold.
Exposure to creditors
Joint ownership makes assets vulnerable to the child’s financial problems. If a child faces a lawsuit, divorce, or debt collection, their share of joint property could be targeted.
Better alternatives
Parents looking to simplify inheritance can use instead Transfer on Death (TOD) or Payable on Death (POD) Labels on accounts, or create Revocable living trust. These options avoid probate, preserve tax advantages, and keep assets separate for FAFSA purposes.
The right way for adult children to help manage finances
Parents often reach a point where they want their adult children to help manage bills or handle banking if health deteriorates. The solution is no To add the child as a co-owner. The correct and legally sound approach is to use a Power of Attorney (POA).
A financial power of attorney allows parents to authorize their child to access and manage accounts on their behalf, without relinquishing ownership. The parent retains full control of all tax and estate benefits, while the adult child can pay bills, transfer money, or make transactions if necessary.
Most banks accept durable or limited powers of attorney, and some provide their own internal authorization forms for account access. This arrangement prevents the child’s creditors or the FAFSA from treating the money as the child’s, ensuring that the parent gets the help they need.
This setting also maintains… Basically a step It avoids unintended legal exposure, while keeping family finances manageable as the parents age.
How to make the transition
Just like other planning you need to do when your child graduates high school, a banking transfer is just another item to accomplish.
- Open separate accounts When the child turns 18 years old.
- money transfer And close any remaining joint accounts.
- Update direct deposits and payments to the correct account.
- Use moving tools Like CashApp or Venmo instead of shared access.
- Document ownership of the account For FAFSA.
- For elderly parents: Grant financial power of attorney instead of adding children as co-owners.
- Consider real estate assignments Such as TOD or POD calculations to simplify inheritance.
Bottom line
Holding joint accounts after a child turns 18 (or having adult children add to assets later in life) can lead to legal, financial, and tax problems that families don’t expect. Separating accounts protects both generations, preserves eligibility for assistance, and avoids costly estate planning mistakes.
If parents need help managing finances, a to delegate Offers the same access and support – without the risks of shared ownership.
Don’t miss these other stories:
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Editor: Colin Greaves
The post The Hidden Financial Risks of Joint Parent-Child Accounts appeared first on The College Investor.



