Official Forms for Viewing and Downloading. A California lease agreement allows a landlord of residential or commercial property to write a legally binding rental contract with a tenant.Gather all of the information that relates to your case. Date. ,. ("Landlord") and. ("Tenant") agree as follows ("Agreement"): 1. The following is a list of some documents that may be recorded if they meet all requirements, and a description or definition of each document. We are looking for applications that have a good credit score, total income above 3 times the rent, and a positive rental history. The Code Enforcement Program enforces the building and zoning ordinances for the unincorporated areas of Contra Costa County. The following information is for general informational purposes only and should not be considered legal advice. Complying with all terms outlined in the lease agreement.