What are the 6 rules of insurance?

The 6 Fundamental Principles of Insurance You Should Know

When you buy an insurance policy, you're not just signing a contract—you're entering a relationship built on trust, fairness, and clearly defined rules. These rules are known as the six core principles of insurance, and they form the backbone of every legitimate policy.

First is insurable interest—meaning you must have a genuine financial stake in the person or asset being insured. You can't buy life insurance on a stranger, for example, because you don’t suffer a direct loss if something happens to them.

Next is utmost good faith. This principle requires both you and the insurer to be completely honest. You must disclose all relevant facts, and the insurer must clearly explain the terms. No hiding information, no misleading statements.

Proximate cause comes into play when determining what exactly led to a loss. If a house burns down after a lightning strike, the cause is clear. But if multiple factors are involved, insurers look for the most direct and effective one to decide coverage.

The principle of indemnity ensures you’re restored to your financial position before the loss—no more, no less. Insurance isn’t meant to be a profit-making tool; it’s about fairness and recovery.

Subrogation allows the insurer, after paying a claim, to step into your shoes and pursue recovery from a third party if they were at fault. For instance, if another driver hits your car, your insurer pays you but then seeks reimbursement from the driver’s insurance.

Finally, contribution applies when you have multiple policies covering the same risk. In such cases, insurers share the cost proportionally, so you don’t end up profiting from overlapping coverage.

Together, these principles keep the insurance system balanced, ethical, and functional—for both individuals and providers.