The landlord also must give you an executed copy of the rental agreement within 30 days of your signing it (940 CMR 3.17 (3)). Monthly Leases Either 30 days or a number of days equal to the interval between each rent payment.Rent increases in Massachusetts require proper advance notice. For a tenancy-at-will, a 30-day notice is required. Within 30 days of signing it, the landlord must give you a copy. The landlord must provide the tenant with a copy of the written lease agreement within 30 days of obtaining the tenant's signature. A Massachusetts lease agreement is a legally binding contract between a landlord and a tenant, outlining the terms and conditions for renting a property. If you do not have a lease. Tell your landlord 1 full rental period before you move out (this is usually 30 days). Learn when and how tenants may legally break a lease in Massachusetts and how to limit liability for rent through the end of the lease term.