A lease for a term of 1 year or less is valid whether it is written or oral. Maryland law establishes strict procedural timelines for addressing lease violations.It's considered appropriate to provide at least 24 hours of notice before entering the unit unless it's an emergency. Tenants in Baltimore must give a minimum of 30days' notice to landlords, as well as a 72 hours' notice before physically moving out. A Maryland lease agreement is a legally binding contract between a landlord and tenant that outlines the terms and conditions of renting a property in Maryland. Monthtomonth leases continue automatically, but require a 30day notice for any change. A notice of rent increase must be in writing and delivered to a tenant at least 90 days prior to the effective date of the rent increase. Daniel broke his lease when he bought a house. The landlord was able to rent to a new tenant three days after Daniel moved out.