Yes, but see link
If the child is disabled, then yes, child support can be ordered for life.
This can be the case yes depending on the disability, insurances etc.
yes
yes
Yes, if the court has ordered payments beyond age 18 because, e.g., the child is severely disabled and/or attending college.
Yes, you do.
Yes.
yes
Yes, unless you are receiving SSI.
Yes, you will still have to pay child support because you are the mother or father of the child, and that makes you still pay child support.
Possibly, yes. SS disability income may be garnished for child support. Supplementary security income alone may not be garnished.
Yes, if: the law of the State where the order was entered requires support to be paid after age 18; and/or, the order requires payments after age 18 because, e.g., the child is attending college and/or is severely disabled.