Chapter 6-3 Social Security Number The Registry of Motor Vehicles has the right to reject a Social Security Number Denial Notice if any of the following apply: 1. It does not appear to be genuine 2. It is more than 60 days old 3. It appears to have been altered 4. It is incomplete 5. It indicated the application for a Social Security number has not been properly completed. Individual Taxpayer Identification Numbers (ITINs) are not acceptable if the customer does not have a Social Security number. Individual Taxpayer Identification Numbers are strictly for tax processing and are not valid identification outside of the tax system. Here is a link to the SSN Application. Here is a link to an FAQ on SSN. 12/09 6:18http://www.ssa.gov/online/ss-5.html http://www.mass.gov/rmv/forms/21286ssn.pdf