All you need to pay taxes is an SSN. One can get an SSN in many ways, e.g. long ago on another visa. Same as income to pay on -- can be earned in many ways.
You don't even need that. The IRS will give you a TIN to pay taxes with if you don't have an SSN.
You don't even need that. The IRS will give you a TIN to pay taxes with if you don't have an SSN.