Yes.
no
yes
yes
Yes.
No, the state will take it for back child support. If you are not behind in your support payments, you might get the refund.
All income, benefits, assests are subject to seizure/garnishment for child support and/or child support arrearages. The percentage of such is determined by the laws of the state where the child resides and the rulings of the court.
Yes, all assets are attachable
Yes. Disability of any sort is not exempt from attachment for child support and/or child support arrearages.
Errors are frequent. see links
Yes, but not retroactive.
yes you can get sued for back child support. If the child is yours, you need to take responsibility until the child is 18.
Child support has first take with any moneys that you get. If you are behind in child support, they will take their percentage out of any money you get.