http://www.judiciary.state.nj.us/csguide/index.htm
a
absolutely
No, only the biological parents are.
No, only biological parents or parents who have legally adopted a minor child are responsible for the financial support of that child/children.
The terms of the support order dictate when child support is to end. If the court order does not stipulate a specific time the support can end when the minor child reaches the age of majority. In New Jersey the age of majority is 18.
There is no statute of limitations on collecting past-due child support.
You might be ordered to pay support.
In the state of New Jersey past due child support or arrears cannot collect interest. There are many other severe consequences for not paying child support such as: additional court fees, collection and seizure of other accounts, and even arrest.
How do I stop the payments now?
In New Jersey, a mother cannot unilaterally drop child support; any changes to child support must be approved by the court. If a mother wishes to modify or terminate child support, she must file a motion with the court, demonstrating a change in circumstances that justifies the modification, such as changes in income or the needs of the child. The court will then assess the situation and make a decision based on the best interests of the child.
Before or after he files an injunction ordering a return of the child?
No, they just don't grant you your license