What do landlords need to know about rental applications in California? Here's a quick guide to fees, tenant screening reports, and more.Check the property manager's Department of Real. Estate license, which must be valid and active to collect rent and manage your property. Who Should Fill Out An Application Form in California? All prospective tenants over the age of 18, applying to a property, should fill out a rental application. Learn how to fill out a rental application, what information is required, and what you will need to provide to secure your next place. A rental application is a form that provides the information necessary for a landlord or property owner to determine a tenant's creditworthiness. We've crafted this comprehensive guide, covering the entire screening process, from the rental application fee to background checks. Be honest: Provide truthful information in your application.