Use this lease assumption agreement template to create a document that allows you to transfer your lease to someone else legally and easily. All you have to do is fill out our easy-to-understand questionnaire.Use our free, customizable Illinois lease agreement template to create a legally binding contract when you lease your Property in the state of Illinois. Assignor desires to assign all of its right, title and interest in the Lease to Assignee and Assignee desires to assume Assignor's obligations under the Lease. An assignment and assumption of lease is a legal real estate document that allows one party to transfer rights and obligations of a lease to another party. Our Illinois lease agreement template helps landlords and tenants create clear, compliant rental agreements, covering key terms like rent and security deposits.