Yes, unless you are receiving SSI.
Although support for most children ends when the child attains majority, completes school and/or becomes emancipated, support for severely disabled children often continues into the child's adult years.
No. modifications to child support is based on a change in income, or should you become unemployed or disabled.
In general, the same way that the courts determine support for anyone else - a percentage of net income. SSI recipients are not liable for child support.
If on SSI, no. If on SSD, there's a separate child benefit check, but you still need to file for a modification in your support. see links below.
At 18, you are no longer considered a child for child support purposes unless you have not graduated high school or are disabled. If the child is 18 and out of high school, you must contact the Texas AG to stop child support.
Although support for most children ends when the child attains majority, completes school and/or becomes emancipated, support for severely disabled children often continues into the child's adult years.
yes
yes
For a severely disabled child, support often continues into the child's adulthood.
Possibly, if the child is severely disabled.
Whether or not the child is disabled: Child support that's properly paid does not ever have to be reimbursed; unpaid child support is collectible forever.
A child can receive Social SEcurity disability benefits if s/he is "permanently and totally disabled" as defined by SSA regulations.
No. If a child is disabled prior to the age of majority, most states have different child support guidelines. Check your state laws. In many cases it can actually continue past the age of majority.
It can happen.
If the child is disabled, then yes, child support can be ordered for life.
until they are 18
Yes, but see link