Inside the IRS's 2026 Enforcement Playbook: What Small Businesses Should Expect Before Year-End
Most small business owners treat a filed return as a closed file. The IRS treats it as an opening balance. Between the day a return is accepted and the day the next filing season begins, the agency runs matching programs, builds collection inventories, issues sequenced notices, and works campaigns that were selected months earlier. Compliance is not a once a year event. It is a continuous process that produces measurable consequences during the months when most taxpayers have stopped paying attention.
Heading into the close of 2026, the enforcement picture is easy to misread. The IRS examination and collection workforce has contracted sharply, falling from roughly 27,200 employees at the end of FY2024 to about 17,500 by early 2026, and individual examination starts dropped about 30 percent from FY2024 to FY2025, as compiled from Journal of Accountancy reporting. Fewer revenue agents do not mean less exposure. They mean the agency relies more heavily on the parts of the system that require no human labor at all: information return matching, automated penalty assessment, and the collection notice stream. Those systems do not take staffing cuts. Tax problems are easier to manage before the IRS process controls the timeline. If you want a practical review of your exposure, planning options, or IRS correspondence, speak with Steve Perry, EA. Call 678-717-9818, email [email protected], or connect on LinkedIn at www.linkedin.com/in/steveperrybtm.
How the matching engine decides your return needs attention
The Automated Underreporter program compares every information return filed under your taxpayer identification number against what appeared on your return. The Internal Revenue Manual describes the program in four phases: case analysis or screening, response (CP2501 and CP2000), statutory notice (CP3219A), and closure. A discrepancy does not produce an immediate bill. It produces a proposed adjustment, and the IRS confirms that a CP2000 is a proposal to change income, payments, credits, or deductions rather than an assessment.
That distinction controls your options. A CP2000 response window is the cheapest point in the entire process to fix a problem. Once the statutory notice of deficiency issues, the taxpayer is working within a 90-day window and a Tax Court calendar rather than a correspondence file. Business owners lose this advantage routinely for reasons that have nothing to do with the merits:
The notice went to an old address and was never opened
Gross proceeds on a 1099-K or 1099-B were treated as taxable income by the matching system while cost basis sat in records the IRS never received
The return reported income net of fees while the payer reported gross
Partnership or S corporation flow through figures were reported from a draft K-1 that later changed
No response was filed because the owner assumed a corrected form would resolve it automatically
Other scenarios arise depending on the facts and circumstances, but the pattern is consistent. Matching disputes are won with documentation supplied inside the response window, not with explanations offered later.
Information reporting changed, and the change is not simplification
Two reporting thresholds moved under the One Big Beautiful Bill Act, and both take effect in ways that matter for planning decisions being made right now. The Form 1099-K threshold reverted retroactively to the pre 2021 standard of more than $20,000 in gross payments and more than 200 transactions, which the IRS confirmed in its FAQ guidance. Separately, the Form 1099-NEC and 1099-MISC threshold rose from $600 to $2,000 for payments made beginning January 1, 2026, with inflation indexing starting in 2027.
Owners hear those numbers and conclude that less reporting means less risk. The opposite is closer to the truth. Taxable income was never defined by whether a form arrived. What changes is that a growing share of business receipts now falls below a reporting threshold while remaining fully taxable and fully reconstructible from bank deposits, merchant statements, and platform records during an examination. The forms that do arrive still carry January 31 deadlines for 1099-NEC, per the IRS instructions, with no automatic extension and information return penalties that assess automatically by filing date. Before assuming your tax position is settled for the year, consider having Steve Perry, EA evaluate your records, IRS risk, and planning opportunities. Call 678-717-9818, email [email protected], or connect on LinkedIn at www.linkedin.com/in/steveperrybtm.[irs]
The collection sequence is a clock, not a series of warnings
Unpaid balances move through a defined sequence, and each step attaches or forecloses specific rights. The first formal demand is the CP14 issued under IRC section 6303. Reminders follow as CP501 and CP503. CP504 introduces levy language and permits levy of state tax refunds. The LT11 or Letter 1058 is the Final Notice of Intent to Levy and Notice of Your Right to a Hearing under IRC section 6330, and it opens a 30 day Collection Due Process window. That 30 day window is the difference between a Tax Court reviewable appeal of the proposed levy and an equivalent hearing with no judicial review.
Taxpayers who read the first three notices as informational and the fourth as urgent have already given away the most valuable procedural asset they had. Installment agreement terms, currently not collectible status, lien withdrawal requests, and offer in compromise submissions are all easier to negotiate before a levy source is identified and before a federal tax lien is filed under Letter 3172. The system is patient and it is sequential. It does not reward waiting.
Campaign driven enforcement replaces random selection
Examination coverage for pass through entities is low in absolute terms, roughly 0.4 to 0.5 percent of partnership and S corporation returns annually. Coverage of large partnerships fell from 2.7 percent in 2011 to under 0.1 percent by TY2023, according to a TIGTA review of pass-through enforcement. That does not make selection random. It makes selection deliberate.
Two mechanics deserve attention from any business owner with flow through interests or COVID era credits. First, the centralized partnership audit regime under the Bipartisan Budget Act permits the IRS to examine the partnership return, compute an imputed underpayment at the highest applicable rate, and collect from the entity unless a valid push out election is made within the statutory window. Partnership agreements drafted before that regime often lack the partnership representative provisions and push out mechanics needed to allocate that liability correctly.
Second, Employee Retention Credit work remains active inventory rather than history. The IRS reported roughly 14,900 remaining ERC claims in review, audit, disallowance response, or Appeals status as of the week ending August 29, 2026. OBBBA also barred payment of certain third and fourth quarter 2021 claims not filed by January 31, 2024, and expanded penalties reaching promoters. Businesses that received a credit through an aggressive promoter and kept no eligibility file are holding an unreconciled position, not a closed one. If IRS notices, unpaid balances, missing records, or planning gaps are starting to create concern, speak with Steve Perry, EA before the problem becomes harder to control. Call 678-717-9818, email [email protected], or connect on LinkedIn at www.linkedin.com/in/steveperrybtm.
Nonfiling and payroll are the highest velocity exposures
Nonfiler cases remain an SB/SE priority, and TIGTA reported in August 2026 that high priority nonfiler cases continue to sit in early collection stages longer than intended. Delay in the agency's queue is not protection. It extends the period in which penalties and interest compound while the taxpayer's own records deteriorate. Payroll exposure moves faster still, because failure to deposit penalties escalate by lateness tier and trust fund liability can be asserted against responsible individuals personally.
What to do with the remaining weeks of the year
The planning window that closes on December 31 is narrower than most owners assume, and the highest value items are procedural rather than clever:
Reconcile merchant, platform, and bank deposits to reported gross receipts now, while the year can still be corrected
Confirm contractor documentation and W-9 files so January information returns can be filed accurately and on time
Verify estimated tax and payroll deposit coverage to reduce penalties that assess without human review
Assemble eligibility and substantiation files for any credit position, including ERC, that remains open
Review entity and partnership agreement provisions governing audit representation and push out elections
Additional items may apply depending on the facts and circumstances of the business, its entity type, and its filing history.
The year does not end when the return is filed
Tax planning and IRS risk management continue through every month of the year. Most of the problems that become expensive did not begin as filing mistakes. They began with a notice that was set aside, a reconciliation that was never performed, a response window that expired, a deposit that was made late, or a planning step that was visible in October and attempted in April. The IRS system is procedural, sequenced, and increasingly automated, which means it produces predictable outcomes for taxpayers who act early and equally predictable outcomes for those who do not. Good tax outcomes come from managing the year before the IRS forces the issue. For help reviewing your next steps, speak with Steve Perry, EA. Call 678-717-9818, email [email protected], or connect on LinkedIn at www.linkedin.com/in/steveperrybtm.
Frequently Asked Questions
Does a CP2000 mean the IRS has assessed additional tax?
No. A CP2000 is a proposed adjustment generated by information return matching. It becomes an assessment only if it goes unresolved and a statutory notice of deficiency follows.
If no 1099 arrives because of the higher thresholds, is the income still reportable?
Yes. The reporting threshold governs the payer's filing obligation, not the taxability of the payment. Gross receipts remain reportable regardless of whether a form was issued.
Which collection notice actually matters most?
The LT11 or Letter 1058. It is the Final Notice of Intent to Levy, and it opens a 30 day Collection Due Process window that preserves Tax Court review of the proposed levy.
Can ERC claims still be audited in 2026?
Yes. The IRS continues to work a substantial inventory of claims in review, audit, and Appeals, and OBBBA expanded enforcement tools and promoter penalties.
Is it too late to improve my 2026 position?
No. Reconciliation, documentation, deposit corrections, and entity level reviews completed before December 31 still change outcomes for the current year.
