Ultimately, it is up to you as the landlord to determine whether or not you want to require a Social Security number on your rental application. I was told I needed to fill out a rental application (where ssn is required) before viewing it because he gets several requests a day.Rental agents need to know that you have a steady job so you can pay your rent, which you can't have without a Social Security number. Social Security Number. You should be able to rent an apartment without a Social Security number provided you have a student visa or Permanent Resident Card (a.k.a. However, a landlord can and should ask for a ITIN number when screening a potential tenant, if a tenant doesn't have a social security number. Since the SSN is a required field, have them temporarily enter any 9-digit number so they can continue filling out their rental application and complete it. If a household member does not have a social security number, the applicant must sign a certification to that fact. The good news is that you do not need an SSN on an apartment rental application to screen a prospective tenant. Enter your Social Security number or Individual Taxpayer.