Depending on the age and state statues in your area. However in most cases a child CANNOT sue for child support. The child support claim has to be filed by the custodial parent.
Paternity must be established before an order for support is entered. This is done by: genetic testing; presumption, where the parties were married when the child was born/conceived; acknowledgment...
Up to the age limit provided by the state. This would generally be one year pass the age of majority, though Michigan allows it until age 23. Age of majority in Mississippi is age 21. It would...