What happens when you work for a pension plan
A pension plan is a contract between you and your employer (or sometimes a union or government agency) that promises you monthly payments after you stop working. While you are employed, your employer sets aside money in a fund managed by professional investors. You may contribute part of your own salary to the fund, or your employer may contribute on your behalf, or both. The fund grows through investment returns over the years you work there.
When you reach a certain age — often 55, 62, or 65, depending on the plan — and have worked there long enough, you become vested. Vested means the money in the fund legally belongs to you, even if you leave the job. Once vested, you can choose when to start taking payments, though waiting longer usually means larger monthly checks.
The amount you receive each month is calculated using a formula that typically includes your salary, years of service, and age. A common formula is 1.5% of your average salary in your final five years, multiplied by your years of service. So if you earned an average of $50,000 in your last five years and worked there 30 years, you might receive roughly $22,500 per year (1.5% × $50,000 × 30 = $22,500).
Key Takeaways
- Your employer (or union or government) contributes money to a pension fund during your working years, and you may contribute as well.
- You become vested — meaning the money is yours — after meeting age and service requirements that vary by plan, typically 5 to 10 years.
- Your monthly pension payment is calculated using a formula based on your salary, years of service, and sometimes your age at retirement.
- Once you start receiving payments, they usually continue for your entire life, and may include survivor benefits for your spouse or dependents.
- Pension plans are insured by the Pension Benefit Guaranty Corporation (PBGC) if your employer goes bankrupt, though the may provide has limits.
How vesting schedules determine when the money is yours
Vesting is the point at which you own the employer's contributions to your pension fund. Before you are vested, if you leave the job, you lose the employer's money — you keep only what you contributed yourself. The vesting schedule tells you how many years of service you need before the employer's contributions become yours.
Federal law requires that you be fully vested within a certain timeframe. The most common schedule is cliff vesting, where you own 0% of the employer contribution until you hit a specific year (often 5 years), then you own 100% when ready. Another option is graded vesting, where you own a percentage each year — for example, 20% after 2 years, 40% after 3 years, up to 100% after 6 years.
Some plans offer faster vesting. A few government and union plans vest you after 2 or 3 years. If you leave before vesting, you can request a refund of your own contributions, but the employer's money stays in the fund. This is one reason to check your vesting schedule before you change jobs.
The difference between defined benefit and defined contribution plans
Most traditional pensions are defined benefit plans, meaning the employer promises you a specific monthly payment based on a formula. The employer bears the investment risk — if the fund performs poorly, the employer must still pay you the promised amount. You know what you will receive before you retire.
Some employers offer defined contribution plans instead, such as a 401(k) or 403(b). With these, the employer (and you) contribute a set amount each year, but there is no promise about what you will receive. Your payment depends entirely on how well the investments perform. You bear the investment risk. These plans are less common as primary pensions but are increasingly used alongside or instead of traditional pensions.
A few large employers offer cash balance plans, a hybrid that looks like a defined benefit plan but works more like a defined contribution plan. Your account grows by a set percentage each year (the employer's promise), but you can take it as a lump sum when you leave, rather than waiting for monthly payments.
When you can start taking payments and how much you receive
Once you are vested, you can usually start taking payments at a specific age set by the plan — often 55, 59½, 62, or 65. Some plans allow you to take payments earlier if you have worked there a very long time (for example, 30 years of service at any age). Taking payments before your plan's normal retirement age usually reduces your monthly amount, because the fund will pay you for more years.
Your monthly payment is locked in based on the formula in your plan document and your age when you start. If you wait longer to start, your monthly payment increases. For example, waiting from age 62 to age 65 might increase your monthly check by 6% to 8% per year. This is one of the few major financial decisions you control in a pension plan.
When you die, your pension payments stop — unless you chose a survivor option when you started. Common survivor options include a reduced monthly payment that continues to your spouse for life, or a joint-and-survivor option that pays your spouse a percentage of your benefit after you die. Choosing a survivor option reduces your own monthly payment but protects your family.
How the Pension Benefit Guaranty Corporation protects your pension
If your employer goes bankrupt and cannot pay the pension fund, the Pension Benefit Guaranty Corporation (PBGC) — a federal agency — takes over the plan and pays your benefits. This protection applies to most private-sector defined benefit pensions. Government and union pensions are not covered by the PBGC.
The PBGC does not pay the full amount you were promised if it is very large. There is a maximum benefit limit that changes each year based on your age when you start receiving payments. In 2024, the maximum for someone age 65 is roughly $5,900 per month, though this varies. If your pension was supposed to pay you $8,000 per month, the PBGC would pay up to the limit, and you would lose the difference.
You do not need to do anything to receive PBGC protection — it is automatic. If your plan is terminated, the PBGC will contact you with information about your benefits. The PBGC maintains a search tool on its website where you can look up whether a plan you participated in is in their system.
Tax treatment of pension payments
Pension payments are taxed as ordinary income in the year you receive them. If you contributed your own money to the plan before taxes were withheld, a portion of each payment is tax-free (the return of your contributions), and the rest is taxable. Your plan administrator will tell you what percentage is taxable.
You must begin taking payments by a certain age — usually 73 as of 2023 — even if you do not need the money. This is called a required minimum distribution (RMD). If you do not take the required amount, you owe a penalty tax on the shortfall.
If you leave a job before retirement and your pension is small enough (usually under $5,000), your employer may offer you a lump-sum payment instead of monthly payments. If you take this lump sum, you can roll it into an IRA to defer taxes, or you can take it as cash and owe income tax on the full amount that year. Rolling it over is usually the better choice for tax purposes.
What to do if you change jobs or your pension plan changes
If you leave a job before you are vested, you lose the employer's contributions. If you have already vested, you have two main options: leave the money in the plan and collect monthly payments when you reach retirement age, or request a lump-sum payment (if the plan allows it) and roll it into an IRA.
Leaving the money in the old plan is straightforward but means you have no control over it. The plan administrator handles everything, and you receive payments starting at the age you chose. Rolling it into an IRA gives you more control over the investments and allows you to access the money earlier if needed (though early withdrawal penalties may explore).
If your employer freezes the pension plan — meaning no new contributions are made but existing benefits are protected — your vested balance stays the same, but you stop earning additional service credit. If the plan is terminated, the PBGC or your employer will explain your options, which usually include taking a lump sum or receiving the same monthly payment from the PBGC or a new plan administrator.
Frequently Asked Questions
Can I take my pension as a lump sum instead of monthly payments?
Some plans allow lump-sum distributions, but many do not — it depends on your plan document. If your plan does offer a lump sum, you can usually roll it into an IRA to defer taxes. Taking it as cash means you owe income tax on the full amount that year and lose the security of may provide monthly payments for life.
What happens to my pension if I get divorced?
Your ex-spouse may be may have access to to a portion of your pension under a may have access to Domestic Relations Order (QDRO). The QDRO is a court order that directs your plan to pay part of your benefit to your ex-spouse. You should work with your divorce attorney to may support the QDRO is properly drafted and submitted to your plan administrator.
Can I work while receiving pension payments?
Yes, you can work and receive your pension at the same time. However, some plans reduce your monthly payment if you earn above a certain amount before reaching a specific age (often called an earnings test). Check your plan document or ask your plan administrator about any limits.
What if I think my pension calculation is wrong?
Request a detailed benefit statement from your plan administrator showing how your monthly amount was calculated. Compare it to the plan formula in your plan document. If you find an error, file a written dispute with the plan administrator. If they do not resolve it, you can file a complaint with the Department of Labor.
Do I have to report my pension on my tax return?
Yes. Your plan administrator sends you a Form 1099-R each January showing the taxable amount of your pension payments from the previous year. You report this on your tax return. If you took a lump-sum distribution and rolled it into an IRA, you may not owe tax that year if the rollover was done correctly.