Five Year-End Retirement Tax Strategies to Review Before December 31
For retirees and those nearing retirement, some of the most critical financial decisions for 2026 need to occur well before you sit down to file your tax return.
There is a fundamental difference between tax preparation and strategic tax planning. Tax preparation is essentially historical reporting—it documents financial decisions that have already been finalized. Tax planning, on the other hand, is forward-looking. It asks what actions you should take right now, before the calendar flips to January 1, to optimize your financial position.
With several months remaining in 2026, you have a valuable window to evaluate how your retirement income streams interact. Key areas like IRA withdrawals, Roth conversions, required minimum distributions (RMDs), Social Security benefits, and the enhanced federal deduction for seniors all influence one another. Reviewing these five key areas before December 31 can help you keep more of your hard-earned retirement savings.
1. Evaluate the Merits of a Roth Conversion
A Roth conversion involves moving funds from a traditional IRA or another tax-deferred retirement plan into a Roth IRA. The mechanics of this move are straightforward: any previously untaxed assets generally become taxable in the year you make the conversion. In return for paying tax now, you move those assets into the Roth umbrella, where qualified future distributions are completely tax-free and you escape lifetime required minimum distributions.
The IRS confirms that untaxed amounts converted to a Roth IRA must be included in your gross income for the conversion year. Because of this, the size and timing of your conversion require careful calculation.
Converting a lump sum like $100,000 simply because "Roth is better" can backfire if that sudden influx of taxable income pushes you into a significantly higher tax bracket or disrupts other areas of your return. Instead, a conversion should be systematically modeled against your entire projected 2026 income.
To determine if a conversion makes sense, we look at several vital questions:
- What is your estimated taxable income for this year?
- Will your income rise when RMDs begin?
- Will the conversion affect income-based tax benefits?
- Do you need the converted money for near-term spending?
- What tax rate are you paying now compared with the rate you expect later?
Often, executing a partial Roth conversion is far more advantageous than an all-or-nothing transaction, allowing you to fill up your current tax bracket without spilling into the next one.
2. Plan for Required Minimum Distributions Long Before They Begin
Under current law, required minimum distributions (RMDs) generally start at age 73 for affected retirement accounts. The IRS calculates your RMD by taking your account balance as of December 31 of the prior year and dividing it by an applicable life-expectancy factor.
However, waiting until you reach age 73 to think about these distributions is a missed opportunity. The optimal time to plan for RMDs is often several years before they are legally mandated.
Once RMDs begin, you lose a significant amount of control over your taxable income. The government dictates how much you must withdraw, which can inadvertently push you into higher tax brackets.
For individuals who have retired but have not yet reached RMD age, a "tax sweet spot" often emerges. During these gap years, your taxable income may be temporarily lower. This window presents an excellent opportunity to deploy several strategic tax-bracket management tools, such as:
- Roth conversions
- Planned IRA withdrawals
- Capital-gain recognition
- Charitable strategies
- Other tax-bracket management
The objective here is not necessarily to minimize your current year's tax bill. Sometimes, choosing to pay taxes intentionally at one rate can reduce exposure to a less favorable rate later.
3. Assess Your Eligibility for the Enhanced Senior Deduction
Taxpayers who are age 65 or older may qualify for a separate enhanced federal deduction. For the 2026 tax year, this standard deduction boost can be as much as $6,000 per eligible individual, or up to $12,000 on a qualifying joint return where both spouses are eligible.
This enhanced deduction is available to qualifying taxpayers regardless of whether they itemize deductions or claim the standard deduction. However, there is an important detail: the deduction phases out as modified adjusted gross income rises above $75,000 for single taxpayers and $150,000 for joint filers.
This phase-out creates an important planning interaction. If you execute a large Roth conversion or take a sizable discretionary retirement withdrawal, you might successfully accomplish one financial goal while accidentally reducing or eliminating your senior deduction. This interaction highlights why we must project your entire tax return before executing any major year-end transactions.
4. Coordinate Social Security Benefits with Other Retirement Withdrawals
Modern retirement income rarely flows from just one source. Most households rely on a mix of income streams, which may include:
- Social Security
- A pension
- Traditional IRA distributions
- 401(k) distributions
- Investment income
- Capital gains
- Rental income
These diverse pieces do not exist in a vacuum; they interact constantly. For example, increasing an IRA distribution can increase taxable income, affect the taxation of Social Security benefits, change the value of deductions tied to income, and potentially affect other income-sensitive costs.
Because of these compounding effects, retirement tax planning works better as an income strategy than as a series of isolated decisions. Before deciding exactly how much to withdraw from an IRA, consider what else will appear on the return.
5. Run Your Tax Projections Before December Arrives
While a handful of tax strategies can be handled when the tax return is prepared, many of the most impactful retirement moves cannot. A Roth conversion intended for 2026 must actually occur during 2026. Additionally, under current tax rules, Roth conversions generally cannot simply be undone through recharacterization if the taxpayer later decides the conversion was too large.
Waiting until late December can also create administrative problems when custodians become busy or paperwork is incomplete. A better approach is to run a tax projection while there is still time to act.
A detailed projection allows us to estimate:
- Expected 2026 income
- Capital gains and losses
- Retirement distributions
- Potential Roth conversions
- Available deductions
- Expected tax brackets
- Estimated tax payments and withholding
Securing Your Retirement Income Strategy
Successful retirement planning is not merely about how much money you have accumulated. It is also about how efficiently that money can be converted into after-tax retirement income.
If you are retired or approaching retirement, now is the time to evaluate your 2026 tax landscape. Contact Tangible Accounting, PLLC today to schedule a comprehensive year-end review. Jaron J. Fulse, EA, and our team in West Palm Beach and Phoenix are ready to help you navigate these complex retirement decisions and protect your wealth.
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