Uninsurable risk is a category of loss that carries too much uncertainty or is too risky a financial burden to be covered through an insurance policy. These risks are usually very unpredictable or bear too great a cost for insurance companies to take on or are even illegal or against public policy. Insurance companies set up risk pools and create standards to protect their profitability and reserves, so not all risks can be insured.

Insured risks are typically defined by their perceived likelihood, the cost of associated claims, and the potential impacts of catastrophic losses. In the case of uninsurable risks, the potential losses may be too great, too wide-ranging, or too unpredictable to be reliably covered by an insurance policy. Some risks, such as floods or earthquakes, may exist in a region but may be too frequent to insure against, which is why insurers might not offer coverage for these events.

However, some risks may have solutions that incorporate high-risk coverage by increasing the deductible, using special language in the policy, or using a catastrophe fund. In some cases, even agencies like the Federal Emergency Management Agency (FEMA) may offer grants, low-cost loans, or insurance solutions. In the United States, the insurance industries are governed by various states, and they can create policies and product structures to mitigate the financial losses associated with uninsurable risks.

Finally, uninsurable risks aren’t always physical risks. Some uninsurable risks are related to unique public policy issues, legal matters such as personal injury from a willful act, or a lack of reinsurance coverage. It's important to note that some insurers may choose to accept higher risk to remain competitive or to try and capture more of the available risk, but if they do, they should also mitigate their exposure by following underwriting guidelines and by strictly adhering to prescribed policy standards.

In conclusion, uninsurable risk represents the class of risk that insurance companies are unwilling to cover. These can include unpredictable events, or those with a high cost of claims or severe impact when they occur. Understandably, the greater the potential financial impact a risk has to an insurance company, the less likely they are to offer coverage. However, insurers do offer some solutions for risky exposures, such as increasing deductibles, issuing special language in policies, or making use of catastrophe funds. Furthermore, agencies like FEMA and state governments sometimes aid in mitigating the financial losses associated with uninsurable risk.