Reinsurance Explained in Florida Insurance

Updated October 2026

Reinsurance is insurance for insurance companies. It protects carriers by covering part of the losses they would normally pay out after major events like hurricanes, fires, or large claim clusters. Florida carriers rely heavily on reinsurance due to high wind and catastrophe exposure.

Reinsurance can support insurer financial stability by spreading some catastrophe risk, but it does not eliminate insolvency risk or guarantee market stability.

Important distinction: Reinsurance is a contract between an insurance company and a reinsurer. The homeowners insurer remains responsible for covered claims under its policy, even when a reinsurer shares part of the insurer’s losses. Reinsurance can help manage catastrophe exposure, but it cannot guarantee solvency, claim payment, or lower premiums. Individual homeowners rates depend on the insurer’s applicable rating plan, the insured property, and other factors.

Why Reinsurance Exists

Reinsurance spreads risk so one company is not responsible for all losses. It allows carriers to:

Pay catastrophic claims without collapsing
Write more policies safely
Limit financial exposure during hurricanes
Meet regulatory solvency requirements

Without reinsurance, many Florida carriers could not operate.

How Reinsurance Works

Insurance companies buy reinsurance contracts from global reinsurers. When a major event happens:

The carrier pays its portion of the loss
The reinsurer pays the rest, based on the contract

This protects carriers from extreme financial hits.

Types of Reinsurance

Treaty Reinsurance: Covers a whole book of business (most common in Florida).
Facultative Reinsurance: Covers specific high‑risk policies.
Catastrophe (CAT) Reinsurance: Covers hurricane and large‑scale events.

Florida carriers rely heavily on CAT reinsurance due to hurricane exposure.

Why Reinsurance Drives Florida Premiums

Reinsurance is one of the largest expenses for Florida carriers. When reinsurance costs rise, premiums rise.

Global CAT losses increase reinsurance pricing
Florida hurricane seasons raise risk levels
Reinsurers charge more for coastal exposure
Reinsurance costs can contribute to insurers’ overall pricing decisions

This is why Florida homeowners often see rate increases even without filing claims.

Florida‑Specific Reinsurance Notes

Reinsurance costs are the #1 driver of homeowners rate increases.
Carriers must buy enough reinsurance to survive a major hurricane.
Citizens uses the Florida Hurricane Catastrophe Fund (FHCF) for partial reinsurance.
Private carriers rely on global reinsurers like Munich Re, Swiss Re, and Lloyd’s.

Reinsurance is the backbone of Florida’s insurance system, protecting carriers from catastrophic losses and influencing premiums statewide.