Southwest Florida landlords, still recovering from the long-term impacts of Hurricane Ian and facing ongoing coastal and inland flood risks, must adapt to new flood disclosure rules and evolving insurance costs in 2026. The statewide mandatory flood disclosure law under Florida Statute §83.512, now fully in effect, requires landlords to provide a separate written disclosure to prospective tenants before signing any residential lease of one year or longer. In Lee, Collier, and Charlotte counties — areas with significant exposure to storm surge, heavy rainfall flooding, and riverine risks — compliance is essential for legal protection, tenant relations, and safeguarding rental investments.
The Mandatory Flood Disclosure (Florida Statute §83.512)
Landlords must provide a standalone document (not buried in the lease) that includes:
- Any actual knowledge of flooding that damaged the dwelling during your ownership.
- Flood-related insurance claims filed (including NFIP).
- Any federal or other assistance received for flood damage (e.g., FEMA).
- A clear warning that standard renters' insurance does not cover flood damage and that tenants should consider separate flood coverage.
Failure to disclose properly can allow a tenant who suffers substantial personal property loss (generally 50%+ of market value) from flooding to terminate the lease with a prorated refund of advance rent. This law applies to new leases and most renewals for terms of one year or longer.
Check Flood Zones in Southwest Florida – Essential Tools
Always verify current flood risk for every rental property:
- FEMA Flood Map Service Center (National Search by Address) – The official source for Flood Insurance Rate Maps (FIRMs).
- Lee County: Find My Flood Zone Interactive Map | Lee County Flood Information & GIS Viewer | Lee County Forerunner Flood Tool. Recent updates affect areas like Estero, San Carlos Park, and Westbrook.
- Collier County: Collier County Floodplain Management & Map Viewer | 2026 Future Physical Map Revision (PMR) Info (updates expected mid-to-late 2026 for basins like Cocohatchee and Henderson Creek) | City of Naples Flood Maps.
- Charlotte County: Charlotte County Forerunner Flood Platform | Flood Information & Elevation Certificates. Newer maps reflect updated risks in the SWFWMD area.
- Florida Disaster Know Your Zone Map – Useful for storm surge awareness.
High-risk zones (AE, VE, Coastal A) are common near the Gulf, Caloosahatchee River, and inland low-lying areas. Even Zone X properties can flood, making voluntary flood insurance highly recommended.


