The California sublease agreement is a legal document that binds the current tenant of a rental property (the "sublessor") to a new tenant (the "sublessee") In a sublease, an entity is both a lessee and a lessor for the same underlying asset.Subleasing. The family may not sublease or sublet the unit. • Assigning or Transferring. (3) "Tenancy" means the lawful occupation of residential real property and includes a lease or sublease. All that certain real property situated in the County of Contra Costa, State of California, described as follows: The Clerk Recorder Building. Authority agrees to rent to Tenant the dwelling unit located at. (5) "Tenancy" means the lawful occupation of residential real property and includes a lease or sublease. Comprehensive guide to California landlordtenant law. Learn key rules, rights, and responsibilities for landlords and tenants.