Definition:Second-to-die life insurance
💑 Second-to-die life insurance is a life insurance policy that covers two individuals — almost always spouses — but pays the death benefit only after the second insured person dies. Also called survivorship life insurance, it occupies a specialized niche within the life insurance market, designed primarily for estate planning, wealth transfer, and business succession purposes rather than for income replacement during the surviving spouse's lifetime. Because the insurer delays payout until the second death, premiums are typically lower than those for two separate individual policies with equivalent face amounts.
🔄 The policy works by combining the mortality risk of both insureds into a single contract. Underwriters evaluate the health and age of each person, but the pricing reflects the joint probability that both will die within a given period — a statistically later event than either individual death. This means that even if one applicant has significant health issues, the policy may still be obtainable at reasonable rates because the healthier spouse extends the expected payout horizon. The death benefit is typically structured as a lump sum that the beneficiaries — often children or a trust — use to pay federal estate taxes, equalize inheritances among heirs, fund charitable bequests, or provide liquidity to a family business. Some policies include a cash value component, functioning as a form of permanent life insurance.
🏛️ Estate planning attorneys and insurance advisors frequently recommend second-to-die policies when a married couple's combined estate exceeds federal estate tax exemptions. Under current US tax law, assets can pass between spouses free of estate tax via the unlimited marital deduction, so the tax liability crystallizes only at the second death — precisely when the policy pays out. Ownership is often placed in an irrevocable life insurance trust to keep the proceeds outside the taxable estate altogether. For carriers, the survivorship product line tends to produce favorable loss experience because the deferred mortality creates a longer accumulation period for invested premiums, making it an attractive segment in the broader life portfolio.
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