A landlord's written consent is often required for subleasing. Landlords have the right to screen and approve any potential subtenants.A proper lease will be written with a prohibition on any subleasing activity done without the landlord's written permission. 13.1 Tenant shall not modify, improve or repair the Property without first receiving the express written consent of Landlord. The 2024 guide to Utah landlord-tenant rental laws for property managers or investors. Both oral and written rental agreements are accepted in Utah for leases under 1 year. Your lease allows sublease agreements but requires your landlord's permission. Your lease allows sublease agreements without additional terms. This page explains how to evict a tenant. Not Getting Landlord Consent: It's essential to get the landlord's consent before subleasing the property.