What is Reinsurance? How it works? Types, Pros and Cons
Reinsurance is a special type of insurance where an insurance provider (primary insurer) transfers a portion of the risk to another insurance company (reinsurer) in exchange for a premium to protect itself from the possibility of a significant claim settlement. So, this insurance is also called insurance for insurance companies. This is a type of financial contract or agreement where one insurance company transfers some of its risk and responsibility (liability) to another insurance company. It is a special type of insurance that an insurance company buys from another insurance company to protect itself from danger in the event of catastrophic claims by the policyholder. The primary insurer (first insurance company) is known as the ceding or main insurer, and the other insurance company is known as the reinsurer.
Therefore, the main purpose of this insurance is to assist the main insurance company in managing its exposure to substantial losses and preserving its financial stability. It is a common practice in the insurance industry.

Reasons, Pros, or Benefits of Reinsurance
1. Management of Capital: Insurance companies can maximize their capital and reserve by transferring risk. So, it helps insurance companies underwrite new policies and expand their business without taking on excessive risk.
2. Risk Sharing: It helps an insurer (ceding company) transfer a portion of the risk of a large-scale liability claim or catastrophic losses caused by natural disasters to the reinsurer. Therefore, it encourages insurance companies to take risks since there is an option to transfer a portion of the risk to the reinsurer.
3. Protection of Solvency: It helps the primary insurers to be financially sound and solvent. Additionally, it provides financial security to the insurance company by covering a portion of potential claims, reducing the risk of insolvency in the event of a severe loss.
4. Expansion of Capacity: It helps insurance companies expand their business capacity. So, without exposing themselves to excessive risk, this enables insurers to handle additional business.
5. Risk Diversification: By splitting their risks with other businesses, this type of insurance enables insurers to diversify their risk. So, this helps spread the risk more widely and reduces the concentration of exposure to certain types of events or losses.
6. Access to Specialized Knowledge and Expertise: Generally, reinsurance companies often specialize in specific lines of business or geographic regions. Therefore, primary insurers can better assess and manage risk by collaborating with reinsurers and utilizing their specific knowledge and skills.
7. Stabilize Premium: It helps the insurance company reduce or stabilize the premium rate of the policyholder. So, primary insurance companies can avoid significant premium increases by transferring risk to the reinsurer. So, without this type of insurance, a sharp premium increase might be required to cover large losses.
8. Improvement of Financial Performance: It reduces the potential impact of catastrophic losses. So, it can assist primary insurers in maintaining more stable and predictable financial performance, which attracts investors and shareholders.
9. Flexibility in Risk Management: This type of insurance agreement can be customized to meet the unique demands and risk tolerance of primary insurers. So, they can diversify their risk management plans by selecting several types of insurance contracts, such as proportional or non-proportional contracts.
10. Regulatory Compliance: Insurance companies need to maintain a minimum amount of capital reserves. Insurance regulators often require this to make sure that insurers can fulfill their responsibilities to cover the claims of policyholders. Therefore, this financial arrangement helps insurance companies meet regulatory capital requirements.
Types of Reinsurance
Insurance companies can engage in a variety of insurance contracts to control risk and assign a portion of their liabilities to reinsurers in the United States. The most typical reinsurance agreements include 1. Treaty Reinsurance 2. Facultative Reinsurance 3.
1. Treaty Reinsurance:
There are two main types of treaty reinsurance: (a) Proportional Share Reinsurance (b) (b) Non-proportional Reinsurance
(a) Proportional Share Reinsurance: In this agreement, the primary insurer and reinsurer agree to split premiums and losses by a certain percentage. Such as, in exchange for 20% of the premiums, the reinsurer may agree to bear 20% of the risk on all policies written by the primary insurer. The basic features of proportional reinsurance are as follows
Risk and Loss Sharing: Both the primary insurance company and the reinsurer share the risks and losses on a proportional basis.
Express as Percentage: Generally, the sharing of risk is expressed in percentage, such as in an agreement where the primary insurer covers 50% of the risk and the reinsurer covers 50% of the risk.
Sharing of Premium: The primary insurer pays a share of the premiums to the reinsurer. In exchange for this premium, the reinsurer pays a proportional percentage of the losses and claims that the primary insurer faces.
In conclusion, we can say that proportionate reinsurance is a straightforward and predictable way for primary insurers to control their risk exposure, stabilize their financial performance, and share the benefits and challenges with the reinsurer.
(b) Non-proportional Reinsurance: It is also known as excess loss reinsurance. In this insurance contract, the reinsurer only makes payments when a specific loss event goes above a set limit. Additionally, it provides financial security to the primary insurer from the severe loss, which helps reduce the risk of insolvency.
Reinsurance for Excess of Loss: The reinsurer pays for losses that exceed a certain retention amount. Such as, an insurance company may choose to keep the first $5 million in losses from a specific policy and buy non-proportional reinsurance to cover losses above that amount.
Catastrophe Reinsurance: In the USA, natural disasters, including hurricanes, earthquakes, and wildfires, occur frequently. The primary insurer often purchases non-proportional reinsurance to protect itself from significant catastrophic losses.
Premiums and Prices: The cost of non-proportional reinsurance depends on the coverage limit, the retention amount, and the reinsurer’s evaluation of the risk involved.
This type of insurance is an essential instrument for managing risk in the USA. It assists the primary insurers to safeguard their financial security in the case of unexpected and severe losses. Therefore, it enables insurance companies to transfer a portion of risk to the reinsurer, reducing their exposure to a large claim and assisting them in preserving solvency and sufficient capital.
2. Facultative Reinsurance
This financial arrangement offers coverage for individual insurance contracts on a case-by-case basis. With facultative reinsurance, each individual policy given by the ceding insurance company is evaluated and underwritten by the reinsurer. This differs from treaty reinsurance, which covers a portfolio of policies.
Individual Underwriting: The reinsurer individually reviews and evaluates each policy, considering its risk and unique characteristics.
Customized Terms: The terms and conditions of facultative reinsurance are customized based on the risk and unique characteristics of each policy.
Risk Assessment: The reinsurer evaluates the risk associated with the particular policy by evaluating the policyholder’s underwriting, the coverage amount, and other factors. Based on the risk assessment, the reinsurer then decides whether to accept, decline, or modify the terms of the facultative reinsurance.
Costs: The reinsurer often negotiates based on the risk assessment and the unique characteristics of the individual policy.
Settlement of Claim: The primary insurer would often handle the claims procedure in the event of a claim. The reinsurer would be responsible for paying back any claims payments covered by the facultative reinsurance arrangement.
Facultative reinsurance is very helpful when insurance firms face extraordinary or unexpected risks that don’t fit under their typical underwriting parameters. It offers the flexibility to transfer specific risks to reinsurers while allowing primary insurers to continue providing coverage to policyholders. This type of insurance enables insurers to customize their risk-sharing agreements for certain situations. So, the insurer can manage their risk portfolios efficiently.
Difference between Treaty Reinsurance and Facultative Reinsurance
| SL | Aspect | Treaty Reinsurance | Facultative Reinsurance |
|---|---|---|---|
| 1 | Risk Selection | Reinsurer accepts the full portfolio without making a choice. | Based on risk evaluation, the reinsurer chooses the policies. |
| 2 | Coverage | Covers a portfolio of policies or a specific line of business. | Covers particular policies on a case-by-case basis. |
| 3 | Risk Sharing | Shares risk across the entire portfolio. | Shares risk in accordance with the terms of each policy. |
| 4 | Administrative Cost | Lower administrative expenses for both parties. | Higher administrative costs due to individual underwriting. |
| 5 | Appropriateness | Appropriate for uniform, predictable risks. | Appropriate for unique, expensive, or unconventional risks. |
| 6 | Policy Assessment | No underwriting for individual policies; coverage is predetermined. | Involves the underwriting and evaluation of each individual policy. |
| 7 | Customization | Standard or uniform terms and conditions | Highly customized terms and condition based on particular policies |
| 8 | Premium | Premiums depends on the portfolio’s exposure | Each policy’s premium is negotiated based on the specific risk involved |
| 9 | Selection Criteria | No specific selection criteria for individual policies | Based on the reinsurer’s risk assessment criteria, policies are chosen |
| 10 | Spread Risk | Spread risk evenly across the entire portfolio | Permits the focus of risk on particular policies |
Treaty reinsurance gives a standardized method of protecting a portfolio of policies, whereas facultative reinsurance enables flexibility and customization for each policy. The primary insurer (ceding insurer) needs to select one based on the nature of the policies and its risk.
Difference Between Insurance and Reinsurance
| SL | Aspect | Insurance | Reinsurance |
|---|---|---|---|
| 1 | Definition | The insurance company provides financial coverage to individuals or organizations against specific risks. | One insurance company provides financial coverage to another insurance provider against catastrophic or large losses. |
| 2 | Parties | There are two parties. One is policy holder and another is insurance company. | There are three parties. The policyholder, original insurance provider and reinsurer. |
| 3 | Coverage | It provides financial coverage to individual or organization. | One insurance company provides financial coverage to another insurance company. |
| 4 | Purpose | To cover individual or organization against loss | To cover insurance companies from large financial loss. |
| 5 | Who receive the claim | The insurance company pays insurance claim to the policyholder. | The reinsurer pays the insurance claim to primary insurance company |
| 6 | Who pays the premium | The policyholder (individual or organization) pays the premium to the insurance company. | The primary insurance company pays the premium to the reinsurance company. |
| 7 | Relation or Contract | The policyholder contracts with insurance company. That means there is a direct between policyholder and the insurance company. | There is no direct relation between policyholder and the reinsurer. |
| 8 | Risk Bearer | The insurance company bears the risk of policyholder. | The reinsurer bears the part or all risk of the primary insurance company. |
Disadvantages of Reinsurance
Reinsurance provides insurance businesses with a number of advantages, but it also has significant drawbacks and challenges.
1. Increase Cost: The primary insurance company have to pay premiums to reinsurer for sharing of risk. The premium of reinsurance may vary depending on the level of risk coverage and the reinsurance type. This increases the operational cost of the primary insurer.
2. Insolvency Risk of Reinsurers: Although reinsurers normally have sound financial stability, they are not exempt from bankruptcy. It may be difficult for the primary insurance company to recover claims or preserve its financial health if a reinsurer faces bankrupt.
3. Reduce Profit: The primary insurer has to pay a portion of the premium received from the policyholder to the reinsurer. So, though reinsurance assists to reduce the risk of policy, it reduces the profit margin of the primary insurer.
4. Loss of Control: In some reinsurance contracts, the reinsurer may have some influence on the primary insurance company’s underwriting, claims processing, and risk management decisions.
5. Limit the Flexibility: Some reinsurance contracts need long-term commitments, which may restrict the primary insurance company’s ability to change its strategies or respond to changing market conditions.
6. Increase Premium: Reinsurance premiums may increase in times of high demand such as following a significant catastrophe. It could affect cost-effectiveness of reinsurance contract.
7. Caim Processing Complexity: Reinsurance claims can be complicated and time-consuming to coordinate and manage between the reinsurer and the primary insurance company.
Reinsurance is still a vital risk management strategy for insurance companies in the USA and around the globe though it has some drawbacks. The advantages, like risk diversification, capital relief, and protection from catastrophic losses, frequently offset the disadvantages. To decide on their risk transfer strategies, insurance companies should carefully evaluate the benefits and drawbacks of reinsurance.
Coinsurance
This is a cost sharing agreement between the policyholder and the insurance company. If specific loss or event occurred, at first you have to pay deductible and then both the policy holder and the insurance company will share the remaining financial loss. Such as 70/30 that means, the insurance company will bear 70% financial loss and the policyholder will bear 30% financial loss. In this agreement, usually the policyholder has to pay low premium.
