Maximum security deposit1.5 months’ rent
Statewide statutory cap.
Identify what is actually a security deposit
Review the lease and receipts before comparing upfront amounts with the cap. The statutory security-deposit definition and other separately charged amounts can require different analysis.
Procedure matters. Michigan’s forwarding-address, damage-notice, response and court-action steps interact. This guide is educational information and not legal advice.
Official sources
Michigan LegislatureMichigan Compiled Laws Chapter 554 — Landlord and Tenant Relationships ↗
Official compiled law containing MCL 554.602–554.614, including the deposit cap, inventories, damage notice and court-action rules.
Michigan LegislatureA Practical Guide for Tenants and Landlords ↗Official practical guide with the security-deposit timeline and checklist.