Commercial lease agreements typically contain a provision that conditions the tenant's right to assign or sublet upon the landlord's consent. You need to make sure that the landlord has given his or her consent for the Lease Assignment to go into effect.With a Landlord's Consent to Lease Assignment, landlords and property managers can give formal approval to tenants who wish to exit their lease agreement. The landlord must consent to the assignment of the lease prior to the assignment. This article will include a discussion of legal and equitable remedies available to enforce a commercial lease. It's important to note that Arizona rental law does not cover sublease and assignment provisions. A lease assignment agreement is a legally binding contract outlining the terms and conditions of transferring a lease from one party to another in one place. A lease agreement is a binding contract between the landlord and the tenant. However, landlords cannot raise your rent in the middle of your lease. Landlord-tenant laws in Phoenix outline the legal rights and responsibilities of both parties involved in a rental agreement.