Not if there's court access rights. see links below
Yes
If she has custody of the kids. Legal custody.
Guardianship, provided father does not have First Right of Refusal. Even without it, he can file a challenge for custody.
As compared to what? Is the mother a child abuser? It depends on the circumstances.
No, you can not, unless the custody order is modified by the court.
Her family until a court rules otherwise. Even if she's living with father.
no
Except in Arizona, the mother has sole custody and the father has to apply for his rights through the courts.
Yes he can. The court will award full custody to the mother or to a legal guardian if necessary. However, the father will be required to pay child support.
what type of mother would want this to happen ..if he is good enough to have joint custoday of his kids then why in the world would you want to give your kids to someone other then him
What do I do when my sons father hasn't been there for my sons in over 11 years and now wants custody?
As long as you have the children 51% of the time. Custody is not an issue regarded by the IRS.