There isn't a guideline, per se, but in most states, if the minor child is not taken care of in the will, the court will appoint a gaurdian and they will elect against the will. And the typical state rule says that half the estate will go to the spouse and the other half will go into trust for the children. You would have to consult a probate attorney in your state for the specific rules that apply.
Other than he should have one, there are no specific guidelines or legal requirements. I would recommend he mention everyone that could inherit, but any good probate attorney can assist him in writing the will to meet his wishes.
His father had a child from a previous marriage, but Robert is the only child from this marriage.
You no longer have a legal relationship to a step-child from a previous marriage.
Here their chances are very slim indeed as they have not paid up for the child's support, and they may do it again or have done it before that is why they did not get custody of the child from a previous marriage.
Only through a Rebuttable Presumption argument. see link
i think the mother of the previous marriage would get her child, or if the parent is a bad parent the your husbands mom or dad would get the kid or posibly you would get the child
A step-son is a child by marriage but is not ones biological child. A step-child is ones spouses children from a previous relationship.
No, He has a moral obligation to support his child financially and emotionally. Unless his income has decreased support should remain the same.
Typically courts will not penalize a child by reducing support payments because a parent has had another child because this is not seen as being in the best interest of the child.
No the new spouse is not responsible.
no see links
No. But, the child/children of the deceased may have a claim to assets of their father's estate.