Tax brackets and what they actually mean for your paycheck.
The most common misconception I hear from new clients about taxes is that moving into a higher bracket means paying that higher rate on all of their income. A nurse practitioner who gets a raise that puts her into the 22% bracket doesn't suddenly owe 22% on everything she made this year. She owes 22% on the portion of income that lands in the 22% bracket, the dollars beneath that threshold are still taxed at lower rates.
This distinction sounds technical. It has real consequences for how you make decisions about income, retirement contributions, and timing.
How the brackets actually work
The U.S. has a progressive tax system. Income is taxed in layers. In 2026, for a married couple filing jointly, the first $24,800 of taxable income is taxed at 10%. The next chunk up to $100,800 is taxed at 12%. The next layer up to $211,400 is taxed at 22%. And so on through the higher brackets at 24%, 32%, 35%, and 37%.
Your marginal rate, the rate on your last dollar of income, is what determines whether a particular financial decision is worth making this year. If you're in the 32% bracket, a $10,000 pre-tax retirement contribution saves you $3,200 in federal income tax. That's a real return on a decision, and it happens before the money is invested at all.
Your effective rate, your total tax bill divided by your total income, is almost always lower than your marginal rate. A physician earning $350,000 with a marginal rate of 32% is not paying 32% of $350,000 to the federal government. She's paying the layered rate that applies to each bracket as income rises through them. The effective rate on $350,000 in 2026 for married filers is typically in the 19–22% range, depending on deductions, meaningfully lower than the 32% marginal rate on the highest dollars.
What actually reduces your tax bill
The marginal bracket is where planning happens. Anything that reduces your taxable income saves you money at your highest rate, which for most high-earning professionals is 32–37% federal.
The common levers:
Pre-tax retirement contributions. Every dollar contributed to a 403(b), 401(k), or 457(b) reduces your taxable income dollar for dollar. The 2026 contribution limit is $24,500 ($32,500 if you're 50 or older). If your plan allows catch-up contributions under SECURE 2.0 at ages 60–63, the limit is higher. A full $24,500 contribution in the 32% bracket is worth $7,840 in federal tax savings, and this is money that stays working in the account rather than going to the IRS in April.
HSA contributions. If you're enrolled in a high-deductible health plan, an HSA contribution is deductible above the line, it reduces your adjusted gross income regardless of whether you itemize. The 2026 family limit is $8,750, plus a $1,000 catch-up if you're 55 or older. At a 32% marginal rate, the family contribution generates roughly $2,800 in immediate tax savings, and that's before the tax-free growth and tax-free medical distributions.
Timing of income and deductions. If you have flexibility over when certain income is recognized, a bonus, a professional fee, a consulting payment, the decision about which tax year it lands in is a tax decision. Comparing your expected bracket this year versus next year is worth doing explicitly, not guessing.
A NOTE FROM THE EA WHO FILES YOUR RETURN - The Overtime Tax Question
This is one of the biggest changes from the One Big Beautiful Bill Act. The OBBBA created a temporary "No Tax on Overtime" deduction for tax years 2025 through 2028. If you're a non-exempt, hourly W-2 employee who works more than 40 hours in a week under FLSA rules, you may be able to deduct up to $12,500 of qualified overtime pay from your taxable income ($25,000 if married filing jointly). The deduction phases out starting at $150,000 of income for single filers and $300,000 for joint filers.
Three important caveats:
First, only the premium half of time-and-a-half qualifies (not the entire overtime wage.)
Second, salaried professionals classified as exempt under the FLSA are not eligible.
Third, your employer still withholds taxes on overtime as they always have, so the deduction is claimed on your return, not through payroll. Starting in 2026, qualifying overtime will be separately reported in Box 12 of your W-2 (Code TT), which makes claiming it more straightforward than it was for 2025.
If you earn significant overtime, this is worth discussing before year-end so we can model the actual benefit in your bracket.
What most people miss
The tax code rewards decisions made in advance not scrambling in April. A professional who waits until tax preparation to ask about deductions has already made most of the decisions that determine the bill. The moves that actually reduce what you owe: retirement contributions, HSA funding, charitable giving strategy, timing of income, need to happen during the year, not after it ends.
This is why I review every client's tax picture in January and again in September. January reveals what last year produced and what this year is setting up. September is when the year-end moves need to be set in motion. The tax return in April is the report card on decisions made throughout the prior year.
Not sure what bracket you're in or what to do about it?
A tax review is the fastest way to find what's being left on the table.
This post is for educational purposes only and is not tax advice. Tax brackets and contribution limits change annually. Consult a qualified tax professional about your specific situation. Integritas Wealth Strategies, LLC is a state-registered investment adviser in South Carolina.