Rental owners can evaluate applicants in various ways (e.g. Verifying income or rental history).No. Potential tenant does not have to provide it. No. Do not give out your Social Security Number. There is no legal basis for the request. We've crafted this comprehensive guide, covering the entire screening process, from the rental application fee to background checks. 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. A Tenancy Registration Form is not required for a vacant unit. One of my rental units is vacant and is currently not available for rent. Unverifiable social security number.