Life insurance glossary
Cost of insurance
Plain-English definition
The portion of your premium that pays for the pure protection — the death benefit — as opposed to cash value or fees.
The engine charge inside your premium — and it usually climbs with age.
What you're actually paying for
The cost of insurance (COI) is the part of your payment that buys the pure death-benefit protection, before anything goes to cash value or administrative charges. It reflects the insurer's assessment of the risk of paying a claim, which rises as you age because mortality risk increases over time. On many policies this component is embedded and invisible; on universal life it is often shown explicitly.
Understanding COI helps explain why permanent coverage is priced the way it is and why underfunding a flexible policy can be dangerous. The COI is the cost that keeps rising in the background even when your visible premium is level.
Level versus yearly renewable cost
Universal life policies typically let you choose how the cost of insurance is charged. A level cost of insurance is fixed for life — higher at the start but predictable. A yearly renewable term (YRT) cost starts lower and rises each year with age, which is cheaper early but can become expensive later and can strain an underfunded policy.
The right choice depends on how long you plan to hold the coverage and how you intend to fund it. Someone building substantial cash value behaves very differently from someone paying the minimum. Because the COI structure drives long-term sustainability, it is worth modelling both options with a licensed advisor before deciding.