In a sublease, the landlord retains privity of contract with the original tenant, and will only have privity of contract with the subtenant if there is a. A sublease agreement is a legal document allowing existing tenants to rent out their rented space to another party, the subtenant.Assigning a residential lease agreement and subletting are two distinct ways of transferring tenancy rights in a rental property. A. Landlord, as landlord, and Sublandlord, as tenant, are parties to that certain lease agreement dated. A sublease is a legal contract between a tenant and a subtenant to rent a residential or business space for a set length of time. To sublease your apartment, there are steps you need to take to ensure you, your subtenant and your landlord are protected. Subletting is where you rerent the leased property to another party (third party). Agreement specifies that they can only live in the rental unit as long as they hold the job (such as an apartment house manager). A sublet, or sublease agreement, adds someone new to an existing lease. Usually the new person (subletter) replaces someone who is moving out.