A Pennsylvania sublease agreement allows a tenant to lease their unit to a third party to the lease agreement for a set period of time. A Pennsylvania sublease agreement formalizes a rental arrangement between a current tenant (sublessor) and a new tenant (sublessee).A Pennsylvania sublease agreement should include clauses about rent, duration, and responsibilities. Create your Pennsylvania sublease agreement and sublet your property. Rent your unit to a subtenant with our attorney-approved template. Philadelphia Sublease. You can fill in the blanks on a sample sublease contract to make things easier. Provide the subtenant with a copy of the original lease, too. 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 landlord may ask you to fill out a rental application.