Mid-Year Tax Checkup: 5 Numbers Every LLC and S-Corp Owner Should Know Before December
It is late July 2026. For most business owners, December feels like a distant deadline. But in the world of strategic tax planning, July is the most critical month of the year. Why? Because you still have five months to pivot. Once the calendar turns to January 1, your ability to influence your 2026 tax liability effectively vanishes.
At Capital Planning Bureau, we see the same pattern every year: entrepreneurs who wait until Q4 to look at their books often find themselves trapped by thresholds they could have easily avoided with mid-year adjustments.
To protect your wealth and maintain a bulletproof audit defense, you must track these five specific numbers right now.
1. The $40,400 SALT Cap Phase-In
The Number: $40,400 The Strategy: Pass-Through Entity (PTE) Election
Under the current tax laws of 2026, the State and Local Tax (SALT) deduction cap has indexed up to approximately $40,400. While this is a significant improvement from years past, there is a catch: high-income earners begin to see this benefit phase out as their income rises.
The Action Step: If your LLC or S-Corp is generating significant profit, you should not be relying on the personal SALT deduction alone. Ask yourself: “Have we elected the Pass-Through Entity (PTE) tax at the state level?” By paying state taxes at the entity level, you effectively bypass the individual SALT cap, converting a limited personal deduction into a fully deductible business expense.
2. The $505,000 MAGI Phase-Out Threshold
The Number: $505,000 The Strategy: Entity Structure and Income Shifting
For 2026, the modified adjusted gross income (MAGI) threshold of $505,000 is a "danger zone" for many business owners. Crossing this line triggers the phase-down of various credits and the expanded SALT benefits mentioned above. For every dollar over this limit, your tax efficiency begins to erode.
The Action Step: Review your year-to-date profit. If you are projected to clear $505,000, we need to look at income-shifting strategies. Can we accelerate expenses? Is your S-Corp salary optimized to balance payroll taxes against the QBI benefit? Small shifts now can prevent a massive tax "cliff" in April.

3. Section 179 at $2.56 Million
The Number: $2,560,000 The Strategy: Capital Expenditure Timing
The Section 179 expensing limit has climbed to $2.56 million for 2026. This is a massive opportunity for businesses looking to upgrade equipment, technology, or vehicles. However, the phase-out begins once you place more than $4.09 million of equipment in service.
The Action Step: Don’t wait until December 31 to buy equipment. Supply chain issues and "placed in service" rules mean that if the equipment isn't operational by midnight on NYE, you lose the 2026 deduction. Review your 2026 expansion plans now—if you need the deduction this year, the order should be placed before September.
4. QBI Deduction Phase-In: $201,750 / $403,500
The Number: $201,750 (Single) / $403,500 (Married Filing Jointly) The Strategy: Wage vs. Distribution Optimization
The Qualified Business Income (QBI) deduction is one of the most powerful tools for LLC and S-Corp owners, but it comes with strict "guardrails." Once your taxable income hits $201,750 (Single) or $403,500 (Joint), the deduction starts to be limited by the wages you pay yourself.
The Action Step: If you are an S-Corp owner and your income is approaching these thresholds, your "Reasonable Salary" is no longer just about IRS compliance—it’s about maximizing your QBI deduction. If your salary is too low, you might lose tens of thousands in deductions. We need to run a "QBI Stress Test" on your current payroll.

5. The 100% Bonus Depreciation Window
The Number: 100% The Strategy: Asset Acquisition Acceleration
In 2026, we are operating in a window where 100% Bonus Depreciation is available for qualifying property. Unlike Section 179, bonus depreciation does not have a dollar cap and can be used to create a tax loss that offsets other income.
The Action Step: This is a "use it or lose it" scenario. If your business has a high-profit year, accelerating the purchase of long-term assets can wipe out your tax bill entirely. Are you planning a build-out or a major fleet upgrade in 2027? Moving that purchase up to Q3 or Q4 of 2026 could be the most profitable decision you make this year.
Chequeo Fiscal de Mitad de Año: 5 Números que todo dueño de LLC y S-Corp debe saber antes de diciembre
Es finales de julio de 2026. Para la mayoría de los dueños de negocios, diciembre parece una fecha límite lejana. Pero en el mundo de la planificación fiscal estratégica, julio es el mes más crítico del año. ¿Por qué? Porque todavía tiene cinco meses para pivotar. Una vez que el calendario pase al 1 de enero, su capacidad para influir en su responsabilidad fiscal de 2026 prácticamente desaparece.
En Capital Planning Bureau, vemos el mismo patrón cada año: los empresarios que esperan hasta el cuarto trimestre para revisar sus libros a menudo se encuentran atrapados por umbrales que podrían haber evitado fácilmente con ajustes a mitad de año.
Para proteger su patrimonio y mantener una defensa de auditoría blindada, debe realizar un seguimiento de estos cinco números específicos ahora mismo.
1. El límite de SALT de $40,400
El límite de deducción de impuestos estatales y locales (SALT) ha subido a aproximadamente $40,400 en 2026. Si su LLC o S-Corp genera ganancias significativas, no debería depender solo de la deducción personal. La estrategia es la elección del Impuesto a la Entidad de Paso (PTE) a nivel estatal para convertir un gasto personal limitado en un gasto comercial totalmente deducible.
2. El umbral de MAGI de $505,000
El ingreso bruto ajustado modificado (MAGI) de $505,000 es una "zona de peligro". Cruzar esta línea reduce sus beneficios fiscales. Si proyecta superar este número, necesitamos revisar estrategias de transferencia de ingresos o aceleración de gastos de inmediato.
3. Sección 179 en $2.56 Millones
El límite de gastos de la Sección 179 ha subido a $2.56 millones. No espere hasta el 31 de diciembre para comprar equipo. Las reglas de "puesta en servicio" requieren que el equipo esté operativo para contar en 2026.
4. Fase de deducción de QBI: $201,750 / $403,500
La deducción por Ingresos Comerciales Calificados (QBI) se limita cuando sus ingresos superan los $201,750 (Solteros) o $403,500 (Casados). En este punto, su salario de S-Corp debe estar perfectamente optimizado para no perder esta deducción.
5. Ventana de Depreciación de Bonificación del 100%
En 2026, la depreciación de bonificación del 100% está disponible. Esto puede crear una pérdida fiscal que compense otros ingresos. Si planea grandes compras para 2027, adelantarlas a finales de 2026 podría eliminar su factura de impuestos por completo.

Your Mid-Year Diagnostic / Su Diagnóstico de Mitad de Año
Tax strategy is not about what you made; it’s about what you keep. If you haven't looked at these five numbers since April, you are driving your business with a blindfold on.
Strategic Reflection Questions:
Is my current entity structure (LLC vs. S-Corp) still the most tax-efficient for my 2026 projected income?
Have I documented my expenses well enough to survive an audit defense?
Am I taking advantage of the PTE election in my state?
Take Action Now: Don't wait for the year-end rush when advisors are at capacity and options are limited.
Call us today at 336-522-6497 to schedule your mid-year strategy session.
Book your year-end advisory session here before our 2026 openings fill up.
At Capital Planning Bureau, we don't just file taxes—nosotros diseñamos su futuro financiero. Let’s ensure your 2026 story is one of growth, not missed opportunities.



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