13 Things To Know About How Your Pension Affects Your Taxes In Retirement

For many retirees, a pension is one of the greatest financial assets they have.

It provides predictable income, reduces the stress of market volatility and creates confidence that monthly expenses will be covered regardless of how their investments are doing.

But that guaranteed income comes with a trade-off that many people don't anticipate: Taxes. Much of the retirement advice you'll find online assumes retirees have little taxable income beyond Social Security and occasional withdrawals from savings. That's often not the case for pension recipients.

I know this because, as a CERTIFIED FINANCIAL PLANNER® and the founder and CEO of Peak Retirement Planning, I specialize in serving those with pensions. Between pension payments, Social Security and required withdrawals from retirement accounts, many retirees discover they're paying more in taxes than they ever expected.

The good news is that these challenges can often be managed with thoughtful planning (I wrote a book for those with pensions, The 2% Club, that you can request for free here).

Below are 13 ways a pension can reshape your retirement tax strategy.

No. 1: Your pension may keep you in a higher tax bracket

Many workers assume they'll automatically move into a lower tax bracket once they retire, and while that can be true for some households, retirees with pensions often experience something different.

Consider these three primary sources of retirement income:

• Pensions
• Social Security benefits
• Withdrawals from traditional retirement accounts such as 401(k)s, IRAs, TSPs, 403(b)s or deferred compensation plans

Each source may seem manageable on its own, but combined, they can produce enough taxable income to keep retirees in the same tax bracket, or even a higher one, than during their working years. That's why retirement tax planning should begin well before required distributions begin.

No. 2: Required minimum distributions can make the problem worse

Many retirees focus on today's tax bill but overlook how their taxes could evolve over the next 20 or 30 years. Required minimum distributions (RMDs), which generally begin at age 73 or 75, depending on your birth year, force you to withdraw a portion of your tax-deferred retirement savings annually.

Those required withdrawals typically increase as you age. If your investments continue growing over time, your account balances might also increase, resulting in even larger RMDs later in retirement.

This creates more taxable income, potentially pushing you into higher tax brackets, increasing Medicare premiums and affecting other aspects of your retirement plan.

No. 3: Retirement income is more connected than you think

Many retirees think about each income source independently, but in reality, every piece of your retirement income affects the others.

Your pension provides guaranteed income. Social Security may become taxable depending on your total income, and withdrawals from traditional retirement accounts add even more taxable income to the equation.

Because of the way these income sources interact, one decision can create a ripple effect throughout your tax picture. Coordinating them instead of managing each in isolation leads to better long-term outcomes.

No. 4: Higher income can increase capital gains taxes

Taxes in retirement aren't limited to ordinary income. Long-term capital gains have their own tax rates, currently 0%, 15% and 20%, but your taxable income determines which rate applies.

For retirees with substantial pension income, qualifying for the 0% capital gains rate might be difficult.

In addition, RMDs that aren't needed for spending are sometimes reinvested in taxable brokerage accounts, where future appreciation can generate additional capital gains taxes.

Understanding how investment income fits into your broader tax strategy can help reduce unnecessary taxes over time.

No. 5: Your pension may cause more of your Social Security to be taxable

One of retirement's biggest surprises is that Social Security isn't always tax-free. Depending on your overall income, up to 85% of your Social Security benefits may become taxable.

For retirees with sizable pensions, this often isn't a temporary issue. Pension income alone can push total income high enough that most or all of Social Security remains taxable throughout retirement.

While you might not eliminate this entirely, planning the timing of retirement account withdrawals and other income sources can sometimes reduce the overall tax burden.

No. 6: Medicare premiums are also affected by income

Taxes aren't the only expense influenced by retirement income. Medicare uses your modified adjusted gross income to determine whether you'll pay the income-related monthly adjustment amount (IRMAA), which increases premiums for Medicare Part B and Part D.

Higher pension income, larger RMDs and significant retirement account withdrawals can all contribute to crossing an IRMAA threshold. Even modest planning several years before Medicare enrollment could help reduce these additional healthcare costs.

No. 7: Don't overlook the widow's penalty

Retirement tax planning shouldn't stop with today's circumstances. When one spouse dies, the surviving spouse often experiences what financial planners call the widow's penalty. The surviving spouse generally:

• Loses one Social Security benefit
• Files taxes as a single taxpayer rather than married filing jointly
• Receives a smaller standard deduction
• Faces narrower tax brackets

This typically results in higher taxes despite having less household income.

Preparing for this possibility before it occurs can make a significant difference in a surviving spouse's financial security.

No. 8: Roth conversions may be especially valuable for pension holders

Because pension recipients often expect higher lifetime taxable income, Roth conversions frequently become an important planning tool.

A Roth conversion moves money from a traditional IRA or similar retirement account into a Roth IRA. Taxes are paid on the amount converted today, but future qualified growth and withdrawals are generally tax-free. Conversions can also reduce future RMDs.

The objective isn't necessarily to pay the least tax this year. Instead, it's to pay the lowest taxes possible over your lifetime, and in many cases, paying a reasonable tax rate today could help avoid larger tax bills decades later.

No. 9: There's no universal Roth conversion formula

A misconception about Roth conversions is that everyone should convert the same amount each year. The appropriate strategy depends on several factors, including:

• Your current tax bracket
• Expected future tax brackets
• Future RMD projections
• Medicare premium thresholds
• Social Security taxation
• Potential widow's penalty
• Estate planning goals
• Future tax law changes

Looking only at this year's tax return might lead to missed opportunities, and long-term projections often provide a clearer picture of whether a conversion makes sense.

No. 10: Tax diversification creates more flexibility

Many retirees have accumulated most of their savings inside tax-deferred retirement accounts. While those accounts provide valuable tax savings during working years, relying exclusively on them in retirement can limit your flexibility.

Creating a mix of assets in traditional retirement accounts, Roth accounts and taxable brokerage accounts gives retirees more choices when determining where to draw income, and that flexibility can make it easier to manage tax brackets from year to year.

No. 11: Where you hold investments matters, too

Asset location can be just as important as asset allocation. Different investments might be better suited for different account types.

For example, investments with higher long-term growth potential could benefit from being held inside Roth accounts, where future appreciation can occur tax-free.

Meanwhile, taxable brokerage accounts can offer favorable capital gains treatment and potential step-up-in-basis benefits for heirs.

Matching investments with the most appropriate account type can improve after-tax outcomes without changing your investment strategy.

No. 12: Pension distribution decisions have tax consequences

Some pensions offer a choice between receiving lifetime monthly income or taking a lump-sum distribution. While taxes shouldn't be the only factor in that decision, they deserve careful consideration.

Evaluating how each option affects future taxable income, Roth conversion opportunities, survivor benefits and long-term retirement goals can help retirees make a more informed choice.

No. 13: Charitable giving can reduce taxes

For retirees who regularly support charitable organizations, philanthropy can become part of an effective tax strategy. Qualified charitable distributions (QCDs) allow individuals age 70½ and older to donate directly from an IRA to qualified charities. Those distributions can satisfy charitable goals while reducing taxable income.

Donor-advised funds (DAFs) may also benefit retirees who wish to bunch charitable deductions, donate appreciated investments or simplify future giving.

These strategies can support causes you care about while improving tax efficiency.

Your taxes in retirement shouldn't be an afterthought

Many people build retirement plans around investments, income and spending, and taxes are often addressed only after those decisions have been made.

For retirees with pensions, that approach can leave meaningful planning opportunities on the table.

Taxes influence nearly every aspect of retirement, from investment withdrawals and Medicare premiums to Social Security, estate planning and charitable giving. Viewing taxes as the foundation of your retirement strategy, rather than an annual exercise, can help you make more informed decisions over the course of retirement.

After all, it's not simply about reducing this year's tax bill. It's about creating a retirement income strategy that remains efficient, flexible and sustainable for decades to come.

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• This Changes Your Social Security Decision (Especially if You're in the 2% Club)
• Do You Need $1 Million-Plus to Retire if You Have a Pension?
• Many Retirees With a Pension and $1 Million-Plus Do These 7 Things (and Regret It Later)

This article was written by and presents the views of our contributing adviser, not the Kiplinger editorial staff. You can check adviser records with the SEC or with FINRA.