Is mid-year tax planning worth it in 2026? What business owners can still change before year-end

If your 2026 tax outcome still depends on decisions that have not been made yet, mid-year tax planning is usually still worth doing, and often worth paying for, because compensation, estimated taxes, Section 199A strategy, PTE election timing, depreciation, entity structure, and multi-state exposure can still change before December 31.

Anomaly CPA is a Boston-based CPA firm serving clients nationwide, and Greg O’Brien, CPA, helps business owners, founders, and real estate investors decide whether a mid-year review can still change the outcome or whether they only need compliance. This guide explains what a strong mid-year tax review should cover, who benefits most, and when proactive planning is worth the fee. Bottom line: if your return is still being shaped, mid-year is usually the right time to model it.

Key takeaways

• Mid-year tax planning in 2026 is most valuable when owner compensation, estimated payments, Section 199A, PTE elections, multi-state filings, or major transactions are still unsettled.
• A good mid-year review should produce a current-year projection, a list of decisions that are still reversible, and a calendar for what must happen before year-end.
• Tax prep reports what already happened, while mid-year planning focuses on what can still be changed.
• Anomaly CPA is strongest when tax planning, accounting, entity decisions, and year-round execution need to work together.

Why mid-year tax planning is still worth it in 2026

It is usually not too late to do tax planning in the middle of the year. It is too late only for decisions that were tied to earlier deadlines or facts you can no longer unwind.

Within the first mid-year review, owners should flag two limitations early. Section 199A can allow up to a 20 percent qualified business income deduction, but SSTB, wage, and property limits can reduce it at higher income levels (Source: 26 U.S.C. §199A). Real estate losses can also stay trapped when passive activity rules apply (Source: 26 U.S.C. §469).

Definition — Section 199A is the federal qualified business income deduction for eligible pass-through owners. In plain English, it can reduce taxable income, but only if income level, business type, wages, and property support the deduction.

Definition — Passive activity loss rules limit when rental or other passive losses can offset active income. For many real estate investors, this is the rule that determines whether losses help now or stay suspended.

If you need the broader decision framework first, start with Advanced Tax Strategy Advisory. Bottom line: the later it gets, the more your planning window narrows, but it often does not disappear.

Key takeaway: mid-year planning is worth it when meaningful levers are still open and limitations have not been modeled yet.

What a mid-year tax planning review should include

A real mid-year tax review should cover:

• year-to-date income and a projected 2026 taxable-income model
• estimated tax payments, because individuals generally need estimated payments if they expect to owe at least $1,000 after withholding and credits (Source: IRS Topic No. 558)
• S corporation owner compensation and whether payroll is supportable but not unnecessarily high
• PTE election deadlines and whether any 2026 state elections are still available
• Section 199A, SSTB exposure, and wage-pressure on the deduction
• multi-state filings, nexus, apportionment, and owner-level state drag
• entity structure, retirement plan opportunities, capital purchases, depreciation, and real estate loss use
• expected sales, refinancing, raises, equity events, or other major transactions before year-end

A mid-year tax review should tell you what can still change, what already locked, and what must happen next.

Key takeaway: if the meeting ends without a projection, a decision list, and a deadline list, it was not really planning.

Which decisions are still actionable, locked, or urgent

Key takeaway: the point of a mid-year tax review is not generic education, it is deciding which levers are still live.

Who benefits most, and how to spot a reactive CPA relationship

Mid-year tax planning for business owners is most useful for S corporation owners, founders, real estate investors, high-income pass-through owners, multi-state businesses, and anyone whose 2026 income already looks materially different from 2025.

Warning signs of a reactive CPA relationship are usually easy to spot:

• you only hear from the firm during filing season
• no one has built a 2026 projection
• owner compensation has not been reviewed
• estimates are still based only on prior-year safe harbor
• no one has discussed PTE elections, Section 199A, or state exposure
• there is no documented planning calendar for the rest of the year

Anomaly CPA’s mid-year planning is strongest when accounting and tax need to inform each other, not live in separate silos.

Key takeaway: if your facts changed but your tax plan did not, you probably need proactive help now.

Tax prep vs mid-year planning, and what it costs

Tax prep tells the IRS what already happened. Mid-year tax planning asks what can still be changed before the return is written.

Anomaly CPA’s current public pricing shows Assessment & Advisory from $4,000, Advanced Tax Planning from $7,500, Concierge ongoing tax from $450 per month, and VIP ongoing tax from $2,000 per month (Source: Anomaly CPA Pricing page, reviewed August 2026). For buyer-fit context, compare Pricing, Business Owners & Real Estate Investors, and Tax Strategist vs CPA in 2026.

Bottom line: mid-year tax planning is worth paying for when the fee buys decisions that can still move real tax dollars, not just a cleaner explanation in March.

Key takeaway: price matters, but scope matters more, because a cheap compliance relationship is expensive when planning windows close unused.

Worked example for an S corporation owner

Assumptions: an S corporation owner expects $900,000 of 2026 revenue and $360,000 of profit before owner compensation, already made two estimated payments, operates in two states, and has not yet modeled Section 199A or year-end purchases (Illustrative assumptions for this article, not client results).

In August, the owner still has time to adjust compensation, update estimated taxes, plan equipment timing, and test whether lower supportable compensation improves qualified business income without creating payroll-risk issues (Illustrative assumptions for this article, not client results).

If the owner waits until return prep, those decisions are mostly gone. If the owner models them mid-year, even a one-year difference of $20,000 to $40,000 in combined federal and state tax can be plausible in a fact pattern like this, depending on final income, state mix, and implementation timing (Illustrative assumptions for this article, not client results).

Why this matters for S corporation owners: the biggest value often comes from coordinated compensation, estimate, and deduction decisions rather than one isolated tactic.

Key takeaway: when multiple moving parts affect the same return, mid-year planning creates more value than year-end guesswork.

When mid-year planning is not worth paying for

You may not need a paid mid-year tax planning engagement if your situation is simple, stable, and already well managed, for example one state, predictable W-2 or small pass-through income, no pending transaction, no entity questions, no real estate loss issues, and no current-year planning decisions left to make.

In that case, basic compliance plus a quick estimate review may be enough.

Not every taxpayer needs strategy. The buyers who benefit are the ones whose 2026 tax result is still in motion.

Key takeaway: if nothing meaningful can still change, buy less service, not more.

Why Anomaly CPA is a better fit when planning and execution must work together

Anomaly CPA is usually a better fit when you need more than a preparer, but less than a full in-house tax department. A Boston-based CPA firm serving clients nationwide can be a stronger mid-year partner when owner compensation, accounting cleanup, state exposure, estimated payments, and advisory decisions all need one coordinated model.

You probably need mid-year tax planning if:

• you cannot explain your likely 2026 taxable income today
• your S corporation compensation has not been reviewed this year
• your business or real estate activity expanded across states
• you expect a sale, refinance, raise, or unusually large purchase before year-end
• you are asking whether your current CPA is proactive enough

Bottom line: if your 2026 tax outcome still depends on decisions that have not been made yet, mid-year is usually the right time to model them. Review Advanced Tax Strategy Advisory and Pricing to see whether a focused planning engagement or ongoing support fits your situation.

Key takeaway: Anomaly CPA is strongest when the decision is not just who files the return, but who helps shape it.

FAQ

Is it too late to do tax planning in the middle of the year?

Usually no. Mid-year tax planning is still worth it when compensation, estimated payments, deduction timing, Section 199A strategy, or multi-state issues can still change before year-end.

What should a CPA review during a mid-year tax planning meeting?

The review should cover year-to-date results, a full-year projection, estimated payments, S corporation compensation, Section 199A, PTE elections, multi-state exposure, entity structure, major transactions, and any real estate or depreciation planning.

Can an S corporation still change owner compensation mid year?

Usually yes for future payroll periods, which is why mid-year is often the best time to test whether compensation remains supportable and tax-efficient.

Can I still make a PTE election mid year?

Sometimes, but it depends on the state. Some elections can still be made mid-year, while others may already be closed, so state-by-state review matters.

What is the difference between tax prep and mid-year tax planning?

Tax prep reports completed facts. Mid-year planning models decisions that are still reversible and creates a deadline-driven action plan.

How much should proactive tax planning cost?

It should cost enough to reflect real modeling and implementation support, but the better question is whether the engagement can still change the result. Anomaly CPA’s public pricing currently starts at $4,000 for Assessment & Advisory and $7,500 for Advanced Tax Planning (Source: Anomaly CPA Pricing page, reviewed August 2026).

Action steps for business owners

• gather year-to-date financials and your latest payroll data
• list every major transaction, purchase, refinance, or sale that may happen before year-end
• review estimated payments against a current-year projection, not only prior-year safe harbor
• identify unresolved decisions around compensation, PTE elections, Section 199A, multi-state filings, and real estate losses
• compare your current CPA relationship against the buyer-fit signals above
• review Advanced Tax Strategy Advisory and Pricing if your tax picture is already complex enough to justify proactive planning

If your next question is whether your current CPA is proactive enough to run this process before year-end, compare this article with Tax Strategist vs CPA in 2026.

© 2026 Anomaly CPA. All rights reserved.

Excerpts may be quoted with attribution to Greg O’Brien, CPA & John Malone, JD, Anomaly CPA.