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. Lease agreements will not be written for terms beyond the visa expiration date.Applicants without SSN or ITIN number must provide a valid I-94, I-94W, I-20. 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. What is the difference between a Social Security Number and a Taxpayer Identification Number on a rental application? 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. To learn more about any prospective tenant without an SSN, we recommend that you require: A copy of their passport and visa (as applicable). 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.