What Annuities Are and How They Work

An annuity is a contract with an insurance company where you give them money now, and they pay you back in regular installments over time

You hand over a lump sum — say $100,000 — to an insurance company. In return, that company promises to send you a check every month, quarter, or year for a set period or for the rest of your life. The insurance company keeps your money, invests it, and uses the returns to fund your payments. You get predictable income; the insurance company gets to use your capital.

Annuities are sold by insurance companies, not banks. They are not the same as bonds, CDs, or mutual funds, even though they all involve handing money to someone else to manage. An annuity is a contract that guarantees you will receive payments back — the insurance company's promise is backed by their reserves and state insurance regulators.

People buy annuities for different reasons. Some want to turn a large amount of money into a paycheck that will never run out. Others want to lock in a may provide return when interest rates are high. Still others use annuities as part of retirement planning to cover essential expenses that Social Security and pensions do not.

Key Takeaways

• An annuity is a contract where you pay an insurance company a sum of money and they send you regular payments in return, either for a fixed period or for life.
• The amount you receive each month depends on your age, how much you paid in, current interest rates, and whether you choose payments for life or a set number of years.
• Annuities come in several types — when ready, deferred, fixed, and variable — and each works differently and carries different risks.
• Once you buy an annuity, you usually cannot get your money back in full, so you should understand the terms before you commit.
• Annuities have fees and surrender charges that can be steep, so compare costs across different insurance companies before you buy.

How the payment amount is calculated

The insurance company uses a formula based on four main factors: how much money you give them, your age when you start receiving payments, how long you want to receive payments, and the interest rate environment at the time you buy.

A 65-year-old who pays $100,000 for an annuity that pays for life will receive a different monthly amount than a 55-year-old who pays the same amount, because the 55-year-old is expected to live longer and collect more total payments. Similarly, if interest rates are high when you buy, your monthly payment will be higher, because the insurance company can earn more on your money. If rates are low, your payment will be lower.

You can also choose how long you want payments to last. Some annuities pay you for life, no matter how long you live. Others pay for a fixed number of years — 10, 20, or 30 years — and then stop. Some let you choose a combination: payments for life, but with a may provide that your heirs will receive payments for at least 10 years even if you die early. Each choice changes the monthly amount.

The main types of annuities

when ready annuities start paying you within a year of purchase. You hand over the money, and within 12 months the checks begin. These are straightforward: you know the payment amount upfront, and it does not change. They are popular with people who have just retired and want to convert savings into income right away.

Deferred annuities do not start paying you for several years. You might buy one at age 55 and not receive your first payment until age 65. During the waiting period, your money sits with the insurance company and grows. This type is often used in retirement planning because it lets you build up a larger payment amount over time. The tradeoff is that you cannot touch the money without penalties during the waiting period.

Fixed annuities pay you a set amount every month that never changes. The insurance company guarantees the rate of return. This means your income is predictable, but it also means inflation will erode the buying power of your payments over time. A $2,000 monthly payment in 2024 will buy less in 2034 if prices rise.

Variable annuities tie your payments to the performance of investments you choose — usually mutual funds or stock and bond portfolios. If those investments do well, your payments go up. If they do poorly, your payments go down. Variable annuities carry more risk than fixed ones, but they offer the possibility of higher returns and some protection against inflation. They also tend to have higher fees.

Fees and surrender charges you need to know about

Annuities are not free to buy or own. Insurance companies charge fees in several ways, and these costs can add up significantly over time.

Surrender charges are penalties you pay if you want to withdraw your money before a set period ends — often 5 to 10 years. If you buy a deferred annuity and change your mind after three years, you might owe 5 to 7 percent of your account value back to the insurance company. This is one reason annuities are not liquid — once you buy one, your money is locked in.

Annual fees vary widely. Some fixed annuities charge very little — under 1 percent per year. Variable annuities often charge 1 to 3 percent annually, sometimes more. These fees pay for the insurance company's administration, the investment management, and the guarantees they provide. Over decades, even small percentage fees compound and reduce your total return.

Rider fees are charges for optional add-ons. If you want a may provide that your payments will increase with inflation, or a may provide that your heirs will receive a minimum payout, the insurance company charges extra. These riders can cost 0.5 to 1.5 percent per year on top of the base fee.

Why someone would buy an annuity instead of keeping money in savings

The main reason is longevity risk — the fear of running out of money if you live longer than expected. If you have $500,000 saved and you are 70 years old, you might worry that taking $20,000 per year will leave you broke at 95. An annuity that pays you $25,000 per year for life removes that worry. The insurance company bears the risk of you living to 105.

Another reason is the may provide return. When you put money in a savings account or money market fund, the bank can change the rate whenever it wants. With an annuity, the rate is locked in at purchase. If you buy a fixed annuity when rates are high, you lock in that high rate for years. This appeals to people who want certainty and do not want to monitor their investments.

A third reason is tax deferral. If you buy a deferred annuity inside a retirement account like an IRA, the money grows tax-free until you start taking payments. This can be useful for high-income earners who have maxed out other retirement savings options, though annuities inside IRAs are controversial because the tax benefits are redundant — IRAs already offer tax deferral.

What happens to your money if the insurance company fails

Insurance companies are regulated by state insurance departments, not the federal government. Each state has a guaranty fund that protects annuity owners if an insurance company becomes insolvent and cannot pay claims. The protection limit varies by state but is typically $100,000 to $250,000 per person per insurance company.

This means if you buy a $500,000 annuity from a company that later fails, your state's guaranty fund will cover part of your loss, but not all of it. This is one reason financial advisors recommend buying annuities only from large, well-established insurance companies with strong credit ratings. You can check an insurance company's financial strength through rating agencies like A.M. Best, Moody's, or Standard & Poor's.

How annuities fit into a retirement plan

Financial advisors often suggest using annuities to cover essential, non-negotiable expenses in retirement — rent or mortgage, utilities, food, insurance. Social Security and pensions already do this for many people. An annuity fills the gap if those sources do not cover your baseline costs.

The rest of your retirement savings — money you do not need for essential expenses — can stay in investments like stocks, bonds, or mutual funds. This way, you have may provide income for necessities and flexibility for discretionary spending or emergencies. You are not putting all your money into an annuity and losing access to it.

Annuities are also sometimes used inside employer retirement plans like 401(k)s, though this is less common. Some plans offer an annuity option at retirement, allowing you to convert your 401(k) balance into may provide lifetime income. This is different from buying an annuity on your own in the open market.

Frequently Asked Questions

Can I change my mind after I buy an annuity?

Most states have a "free look" period of 10 to 30 days after purchase during which you can return the annuity and get your money back with no penalty. After that period ends, surrender charges explore if you want to withdraw. Some annuities allow small penalty-free withdrawals each year, but these are limited. Once you commit, your money is largely locked in.

What is the difference between an annuity and a pension?

A pension is a benefit your employer provides and funds. You do not pay for it upfront; your employer makes contributions during your working years. An annuity is something you buy yourself with your own money. Both provide regular payments, but the source and funding are different. Some people use annuities to replace a pension they lost or to supplement one that is too small.

Do I have to pay taxes on annuity payments?

Yes, but the amount depends on whether you bought the annuity with pre-tax or after-tax money. If you bought it with money from a traditional IRA or 401(k), your entire payment is taxable as ordinary income. If you bought it with after-tax savings, only the earnings portion is taxable. Your insurance company will send you a 1099-R form each year showing how much is taxable.

What happens to my annuity if I die before payments end?

It depends on the type you chose. If you bought a life-only annuity with no survivor benefit, payments stop and your heirs receive nothing. If you chose a 10-year certain option, your heirs receive the remaining payments. If you chose a life annuity with a 10-year may provide, your heirs receive payments for at least 10 years even if you die in year two. These choices affect your monthly payment amount.

Are annuities a good investment for someone in their 40s?

Probably not as an when ready annuity, because you would lock up money for decades and miss potential growth from stocks. A deferred annuity bought at 45 that starts paying at 65 or 70 can make sense as part of a diversified retirement plan, because it lets your money grow for 20 years and then converts to may provide income. Talk to a financial advisor about whether it fits your specific situation.