Um, do you think they have changed? If not, it is not worth the time, emotion and trouble to pursue this. Let it go, the child is an adult.
Only if you are found to be a unsuitable parent. Regardless of who has them you still have to pay child support. If you mean that you support your parents, that is optional while child support is not.
No, your child will not be emancipated because she is pregnant and her parents still have to support her until she is.
Child support law assumes that one or both parents are absent.
No, once a child is adopted, the original parent or parents have no more rights to the child. This also means that child support is not required.
Whether or not the parents of a child are still married or not, the non-custodial parent should pay child support to the parent raising the child. If the parents are still married but living apart this may need to be done by mutual agreement rather than a court order. Not paying only hurts the child.
You can attach the estates of him and his parents
No. It's always the biological parents who first has the obligation to support their child, not the state.
Yes, if the child is still a minor or is no longer a minor but is severely handicapped.
The father of the child is responsible for supporting the child until it is at least 18 and through high school. Usually a court order sets the amount. The only possible exceptions would be if the support is not ordered or if the child is adopted by someone else.
If the child is in foster care you pay but not if the child is adopted. Then the child have new parents who are responsible for him/her.
As the father has no assumed rights to the child, he can still be ordered to pay by the courts.
Yes. A pregnant fourteen year old still depends on her parents for support- both her custodial and non-custodial parents. In fact, her needs are increased. You can read more about termination of child support at the related link.