By Marcus Williams | February 10, 2026
A poorly written lease is as dangerous as no lease at all. Here are the 12 clauses every landlord must include — and the 3 common mistakes that leave you unprotected.
The Lease Is Your Most Important Document
Everything else in property management — rent collection, maintenance, tenant relationships — flows from the lease. A strong lease prevents disputes. A weak one invites them.
The 12 Clauses Every Lease Must Include
1. Names of All Tenants
List every adult who will live in the unit. This ensures all occupants are legally bound by the lease and you can pursue any of them for unpaid rent or damages.
2. Property Description
Full address including unit number. This seems obvious but is frequently omitted, creating ambiguity in court.
3. Lease Term
Start date and end date. For month-to-month agreements, state that explicitly and specify the notice period required to terminate (typically 30 days).
4. Rent Amount and Due Date
Specify the exact rent amount, when it's due (typically the 1st), and whether there's a grace period before late fees kick in.
5. Late Fees
State the exact late fee amount or formula. Many states cap late fees — check your local laws. Rentadminly lets you configure this automatically.
6. Security Deposit Terms
Amount, what it can be used for, when you'll return it, and the conditions for deductions. This is the most litigated clause in residential leases.
7. Utilities and Services
Specify exactly which utilities are included in rent (if any) and which are the tenant's responsibility.
8. Maintenance Responsibilities
Who handles what. Landlords typically cover structural rep