Every tax preparer in America does roughly the same job. That is not an insult. It is a job description.
They collect your documents, run them through software, and file a return that keeps you out of trouble. For a lot of business owners, that arrangement works fine for years. Then, quietly, it stops working. Not because the preparer got worse. Because the business got bigger, and the job changed underneath both of you.
I have watched this exact moment happen dozens of times. It rarely announces itself. A client calls with a question about a rental property or a new hire, and I realize their current setup was built for a business that no longer exists. The numbers moved. The strategy did not.
So let me give you something more useful than a vague feeling that you might be leaving money on the table. Let me give you actual thresholds.
The Job Your First CPA Was Hired To Do
When you started your business, you probably hired someone to keep you compliant. File on time. Avoid penalties. Answer the occasional question about a deduction. That is a real service, and a valuable one.
However, compliance work is backward looking by design. Your preparer looks at what already happened and reports it to the IRS. A strategist looks at what has not happened yet and tries to change the outcome before it is locked in. Those are two different jobs, even though they often come from people with the same credentials on their door.
I wrote about this gap in more detail in Why Your CPA Can’t Save You in January, because timing is the whole problem. A filer cannot fix your tax bill in April for income you earned last June. By then, the year is already baked.
The Three Numbers Worth Watching
Business owners tend to ask me “at what income level do I need a strategist” as if there is one magic figure. There is not. There are three, and they interact.
The first is your marginal tax bracket. For 2026, a single filer moves from the 24 percent bracket into the 32 percent bracket at $201,776 of taxable income. Married couples filing jointly cross that same line at $403,551. That jump is not gentle. It is the largest single-step increase in the entire rate schedule, according to the IRS inflation adjustments for tax year 2026.
The second number is the Qualified Business Income threshold under Section 199A. This is the one I see business owners misunderstand most often. The 20 percent QBI deduction begins phasing out once taxable income passes $201,775 for single filers or $403,500 for joint filers in 2026, with the phase-in completing at $276,775 and $553,500 respectively, per Revenue Procedure 2025-32. Notice something? Those numbers sit almost exactly on top of the 32 percent bracket line. When you cross one, you are usually crossing the other at the same time. That is not a coincidence you want to discover on your own.
The third number is the Social Security wage base, which sits at $184,500 for 2026. If you run an S-corp and pay yourself a reasonable salary, this figure decides how much of your compensation carries the full 6.2 percent employer and employee Social Security tax versus just the uncapped 1.45 percent Medicare piece. I covered the mechanics of setting that salary correctly in S-Corp Reasonable Salary, and this wage base is exactly why the number cannot be picked out of thin air.
What Actually Happens at These Lines
Here is the part your compliance-only preparer will not walk you through, because it is not their job to redesign your business. It is only their job to report it correctly.
Once your taxable income clears roughly $200,000 as a single filer, or around $400,000 jointly, you are sitting in the zone where three separate mechanisms start working against you at once. Your marginal rate jumps eight full points. Your QBI deduction, worth up to 20 percent of your qualified business income, starts shrinking. And if you are a specified service business such as consulting, law, or financial services, that deduction can disappear entirely once you clear the top of the phase-in range.
This is the moment a strategist earns their fee many times over. Some of the tools available at this stage include increasing retirement plan contributions to pull taxable income back under a threshold, revisiting entity structure, or timing income and deductions across tax years. A properly funded SEP-IRA can shelter up to $72,000 for 2026, and a Solo 401(k) allows an elective deferral of $24,500 with an additional catch-up contribution for those 50 and older. I broke down how these accounts work together in The SEP-IRA Playbook and Solo 401(k) Tax Strategy.
A compliance preparer can absolutely open one of these accounts if you ask. What they generally will not do is call you in September and say your projected income just crossed into the phase-out range, and here are four ways to pull some of it back before December 31.
A filer tells you what happened. A strategist changes what happens next.
Where the Money Actually Leaks
I want to be specific here, because vague warnings about “leaving money on the table” do not help anyone make a decision.
The leak usually shows up in one of three places. First, owners keep paying themselves an S-corp salary that was set years ago and never revisited, even though their profit has tripled. Second, they take the standard QBI calculation at face value without checking whether restructuring how income flows through the business could preserve more of the deduction. Third, they make retirement contributions reactively in March instead of planning them across the year, which means they often contribute too little to matter.
None of these are dramatic mistakes. Nobody goes to jail over them. They are just small, quiet, repeated decisions that cost real money every single year they go unexamined.
If you want a rough gut check, ask yourself when you last reviewed your salary versus distribution split, or your retirement contribution schedule, on purpose rather than out of habit. If the honest answer is “I have not,” that alone is worth a conversation.
Entity Structure Changes The Math Too
Income thresholds are only half the picture. How your business is structured decides whether those thresholds even apply to you the same way they apply to someone else.
An LLC taxed as a sole proprietorship pushes all of your profit through self-employment tax, with no salary and distribution split to work with at all. An S-corp gives you that lever, but only if the salary is set correctly and revisited as profit grows. I laid out the tradeoffs in LLC vs S-Corp and walked through the right timing for making that switch in Transitioning to S-Corp.
Here is why this matters for our conversation about thresholds. A business owner earning $250,000 in profit as a sole proprietor faces a very different tax picture than the same owner earning $250,000 through a properly structured S-corp with a $110,000 salary and the rest as distribution. Same revenue. Same bracket exposure on paper. Completely different self-employment tax bill. A compliance-only preparer will file either version accurately. Only a strategist tends to notice, ahead of time, which version you should actually be running.
When It Makes Sense to Make the Call
I get asked constantly whether hiring a strategist is worth it if you are not yet at these thresholds. Usually, my honest answer is no, not yet. If your business nets under $100,000 in profit, a good preparer with reasonable rates is probably the right fit, and paying for advanced planning would not return its cost.
The calculation changes once you can see one of these numbers approaching, even if you have not crossed it yet. I have had clients reach out the year before they expected to clear $200,000 in profit, specifically so we could set up the right entity structure and retirement plan before the income showed up, rather than after. That timing made a real difference in what they kept. One manufacturing client restructured her compensation eighteen months before her S-corp profit tripled, and the salary framework we built simply scaled with her instead of needing an emergency fix later. That is the advantage of planning ahead of the number instead of reacting to it on a return that already happened.
If you are already past these thresholds and nobody has walked you through what changes at that level, that gap is worth closing sooner rather than later.
What Working With a Strategist Actually Looks Like
This is not a mysterious, once-a-year event. Proactive tax planning generally means a handful of scheduled check-ins across the year, not just one meeting in April. It means someone reviewing your numbers in September, not just in February. You’ll receive a phone call before you buy that piece of equipment or that rental property, not after the purchase already happened and the tax treatment is locked in.
It also means somebody keeping an eye on things like the QBI phase-in range and the Social Security wage base on your behalf, so you are not the one tracking Revenue Procedure updates in your spare time. That is a fair division of labor. You run the business. Someone else should be running the numbers behind it.
Bringing It Together
None of this means your current CPA is doing anything wrong. It likely means you built that relationship for an earlier version of your business, one that made less money and carried less complexity. Businesses grow. Tax strategies should grow with them.
The thresholds themselves are not the point. They are just the trigger. What matters is whether someone is watching for them on your behalf, before the year closes and the decision is already made.
That is the shift from filing taxes to planning them.
Welcome to the New Age of Accounting. Let’s begin.
P.S. If you found this article helpful, you’ll love my new book S-Corp Mastery: How Smart Business Owners Maximize Tax Savings & Build a Lasting Legacy. It’s now live and available in a sleek, easy-to-read PDF version. Grab your copy here
Chris is the Managing Partner at Weston Tax Associates, a best-selling author, and a renowned tax strategist. With over 20 years of expertise in tax and corporate finance, he simplifies complex tax concepts into actionable strategies that drive business growth. Originally from Sweden, he now lives in Florida with his wife and two sons.
