This Sublease Agreement is made between. , individually or collectively as the "Sublandord," and.Sublease Addendum (PDF). A California sublease agreement is a written arrangement that involves a residential tenant leasing their rental property to a subtenant. If you have not renewed the lease yet, you can change the subletting terms in the new lease. If your lease says that you need the approval of your landlord in writing or that the prospective tenant must fill out an application, you should comply. Download EBRHA forms below. Rent Adjustment Program (RAP), Property Registration Form, Chapters.