Your child may still live at home. You may still be paying their phone bill, covering them on your health insurance, and reminding them about dentist appointments. But on their 18th birthday, something changed that most parents never see coming.
Legally, your child became an adult. And in the eyes of a hospital, a bank, and even their own college, you became a bystander.
The short version: once your child turns 18, you have no automatic right to speak with their doctors, see their medical records, or manage their affairs in an emergency. It does not matter that you are their parent. Four signed documents restore that ability, and they take one appointment to put in place.
The birthday that rewrites the rules
Federal privacy law (HIPAA) and California law treat an 18 year old as a fully independent adult. If your son is hospitalized after a car accident, the emergency room cannot legally share his condition with you. If your daughter has a medical emergency at college, the hospital cannot let you make treatment decisions for her, even if she is unconscious and you are standing in the hallway.
For many families this comes as a complete surprise, and it is usually discovered during one of the most stressful moments imaginable. A nurse who says "I am sorry, I cannot discuss that with you" is following the law, not being difficult.
The good news: this is one of the easiest planning gaps to close, and the weeks before a school year starts are exactly the right time to close it.
The four documents every new adult in California should have
- Advance Health Care Directive California combines two protections into this one document: your child names the people they trust to make medical decisions if they cannot speak for themselves, and they record their own wishes about care. In other states you may see this split into a "health care surrogate" and a "living will." In California, the Advance Health Care Directive does both jobs.
- HIPAA Authorization This is the document that lets doctors and hospitals actually talk to you. It authorizes providers to share medical information with the people your child chooses, so you are never stuck on the wrong side of a privacy rule during an emergency.
- Durable Power of Attorney This lets a trusted person step in on financial and legal matters: the bank account, the lease, the tuition bill, the insurance claim. If your child is studying abroad, in the hospital, or simply unreachable, someone can act without asking a court for permission.
- FERPA Release College education records have their own privacy law. A FERPA release lets the school share academic and account information with parents. Most colleges have their own form, and we help families coordinate it with the rest of the plan so nothing is missed.
What it looks like when the documents are missing
A student is taken to the ER after a crash on the 101. The parents call the hospital and are told only that their child "is a patient." No condition, no details, no ability to consent to treatment. If the situation drags on, the only path to authority is asking a court to appoint a conservator, a public process that costs far more in time, money, and stress than the documents it replaces. We see versions of this story every year, and every one of them was preventable.
The before school starts checklist
- One appointment, with your student in the room. These are your child's documents, so they sign them.
- Name the agents: usually a parent first, with a backup.
- Sign the Advance Health Care Directive, the HIPAA Authorization, and the Durable Power of Attorney.
- Submit the college's FERPA release before the semester begins.
- Store copies where they can be found, and give the student digital copies for their phone.
One appointment before they head to campus
Maria prepares all four documents for your new adult in a single visit, explains everything in plain English, and answers your student's questions directly. If your child recently turned 18 or is heading to college this fall, now is the moment.
Schedule a Meeting with MariaOne birthday changed the law. A few simple documents make sure it does not change your ability to be there when your child needs you most.
Raising younger kids too? Join Maria at the free Estate Planning: Parents Edition workshop on August 26 in Calabasas, which covers guardianship nominations, trusts for minor children, and how to keep your family out of probate court.
This article is for informational purposes only and does not constitute legal advice. Requirements vary by situation, and the information reflects California law as of 2026. Attorney Advertising. Contact MVP Law Group for guidance tailored to your family.