One of the appealing features of permanent life insurance is the ability to borrow against your own cash value. It’s convenient, it’s generally available without a credit check, and the money can be used for anything you want. But a policy loan that isn’t managed carefully can quietly grow into a problem that catches policyholders completely off guard — sometimes years after they forgot the loan was even outstanding.

Understanding how policy loans actually work, and how they can lead to what’s sometimes called the lapse trap, is essential if you’re using cash-value life insurance as a source of flexible access to money.

How Policy Loans Work

When you take a loan against a permanent life insurance policy, you’re technically not withdrawing your cash value — you’re borrowing from the insurance company and using your cash value as collateral. Because the loan is fully collateralized by your own money in the policy, there’s typically no credit underwriting and no requirement to prove income, and the money can arrive quickly. That’s a real advantage compared to most other forms of borrowing.

The tradeoff is that, like any loan, interest accrues on the outstanding balance. If you don’t make payments, that interest gets added to the loan balance itself, and the total amount you owe grows over time — sometimes faster than people expect, since the growth compounds.

The Death Benefit Is Reduced by the Loan Balance

If a policyholder passes away with an outstanding loan, the death benefit paid to beneficiaries isn’t the full face amount of the policy — it’s reduced by whatever loan balance (principal plus accrued interest) remains unpaid at the time of death. For a loan that was taken out years earlier and never repaid or monitored, this reduction can be significantly larger than the policyholder ever intended, simply because interest kept accruing in the background.

The Lapse Trap

The more serious risk shows up while the policyholder is still alive. Because interest keeps accruing on an unpaid loan, the loan balance can eventually grow to equal or exceed the policy’s remaining cash value. When that happens, the policy can lapse — meaning the coverage terminates, generally with little or no advance warning if the policyholder hasn’t been paying attention to annual statements.

A lapse alone is bad enough — you lose the life insurance protection you were paying for. But the real sting is on the tax side. If a policy lapses while a loan is outstanding, the portion of the loan balance that exceeds the policy’s cost basis is generally treated as a taxable gain, and that gain becomes immediately taxable income in the year of the lapse — even though the policyholder doesn’t actually receive any cash at all. In other words, you can end up with a real tax bill from a policy that just disappeared, with no check to show for it. This is widely considered one of the nastiest surprises in cash-value life insurance, precisely because it arrives with no cash to pay the tax it creates.

Why It Sneaks Up on People

Policy loans often start small and reasonable — a loan to cover an emergency, a business need, or a temporary cash crunch. The trouble is that many people don’t actively repay the loan afterward, and don’t recalculate how the compounding loan interest compares to their cash value growth from year to year. A policy that looked perfectly healthy when the loan was taken out can, years later, have a loan balance that has crept up close to the total cash value, especially if the policy’s own cash value growth has slowed or the loan has simply been left untouched for a long stretch of time.

How to Avoid It

The good news is that this is one of the more preventable risks in insurance planning. A few habits go a long way: review your policy’s annual statement every year and specifically check the relationship between the cash value and the outstanding loan balance, rather than just glancing at the death benefit. Make at least periodic payments toward the loan, even partial ones, to slow or stop the compounding effect. And well before a loan grows large relative to the policy’s cash value, talk with an advisor about your options — which might include repaying part of the loan, adjusting the policy, or restructuring how you’re using it — rather than waiting until a lapse notice arrives.

Used thoughtfully, policy loans can be a genuinely useful feature of permanent life insurance. Used carelessly, they can quietly erode both the coverage you’re paying for and, eventually, hand you a tax bill you never saw coming.

This article is for general educational purposes and does not constitute personalized financial, tax, or legal advice. Insurance products, features, costs, and availability vary by carrier and state — speak with a licensed advisor about your specific situation before making a decision.