Your Tax ID is your Social Security number. Or if you are self-employed and do not want to give your SSN to clients, you can get a Tax ID (EIN) from the IRS to use.
https://www.irs.gov/businesses/small-businesses-self-employed/how-to-apply-for-an-ein
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
