In New York, tenants who wish to sublet their commercial lease must obtain written consent from their landlord. Subletting your office space or commercial property?Easily customize your own Commercial Sublease Agreement. Assigning or subletting a commercial lease can help a tenant avoid breaking the lease. Here you'll find answers to the most frequently asked questions, downloadable forms to help you manage your lease, and essential telephone numbers. What is included in a standard Commercial Sublease Agreement? What is a Commercial Sublease Agreement? Subletting is a form of alienation of the commercial lease, as is, for example, lease assignment, and it is a lease below the main lease. Also, when commercial tenants sublease their business premises, they involve another party in the commercial lease process. 5,500 SF Sublease Available in Middlesex County is located in the Monroe neighborhood of New Jersey.