There's no standard POA form for all 50 states, although all states do accept some version of a durable power of attorney ... guardianship over a child must be filed with the juvenile court.

Appointing someone to act on your behalf under a power of attorney (POA ... what you should consider before you grant POA to your child. Key qualities to look for in a POA: Profit and prosper ...

They have no legal authority the moment that child turns 18." When it's time to designate power of attorney, it's important to know your own state laws because rules can vary, though David M.