Author: Jessica I. Marschall, CPA

IRS Reasonable Compensation Requirements for S Corporations

Advisory Guidance for Owner-Employees in 2025 By Jessica I. Marschall, CPA December 27, 2025 Reasonable compensation remains one of the most consistently examined and litigated issues affecting S corporations and entities electing S-Corporation treatment. Despite long-standing IRS guidance and extensive case law, underpayment of shareholder wages continues to be a primary driver of payroll tax […]

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High-Impact Tax Issues Heading Into the 2026 Tax Season

A Strategic Advisory Guide for Sophisticated Taxpayers and Business Owners By Jessica Marschall, CPA, ISA AM President & CEO, MAS LLC | The Green Mission Inc. | Probity Appraisal Group | GM-ESG December 20th, 2025 As the 2026 filing season approaches, the questions being asked by sophisticated taxpayers are no longer about filing thresholds or […]

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Maximizing Tax Benefits: A Comprehensive Guide to C Corporation Employee Benefit Programs

Jessica Irving Marschall, CPA President and CEO, MAS LLC December 14th, 2025 Executive Summary C corporations occupy a unique position in the American business landscape, offering substantial tax advantages through employee benefit programs that are simply unavailable to pass-through entities such as S corporations, partnerships, and limited liability companies. The 2017 Tax Cuts and Jobs […]

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Qualified Small Business Stock (QSBS)

Technical Requirements, Implementation Strategies, and Post-OBBBA Planning A Comprehensive Guide Under IRC Section 1202 Tax Advisory & Consulting Services Qualified Small Business Stock (QSBS) Technical Requirements, Implementation Strategies, and Post-OBBBA Planning A Comprehensive Guide Under IRC Section 1202 December 2025 Jessica Irving Marschall, CPA, ISA AM President & CEO, MAS LLC Fredericksburg, Virginia Executive Summary […]

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Partnership Classification Switching and Self-Employment Tax

Jessica I. Marschall, CPA, ISA AM December 5th, 2025 Partnership tax treatment requires clear classification of partner roles. The Internal Revenue Code distinguishes between general partners and limited partners, with significant consequences for self-employment tax liability and loss deduction eligibility. Taxpayers attempting to shift classifications based on immediate tax benefits create audit risk and potential […]

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Pass-Through Entity Tax Elections: Federal and State Tax Coordination Under Current Law

By Jessica I. Marschall, CPA, December 6th, 2025 Pass-Through Entity Tax (PTET) elections remain one of the most significant state tax planning mechanisms available to partnerships and S corporations following changes to federal itemized deduction limitations. Understanding how PTET operates at both the entity and individual level is essential for tax planning, particularly for high-income […]

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From Tax Code to Deconstruction Sites: Building Solutions to America’s Housing Crisis

By Jessica I. Marschall, CPA, ISA AMNovember 23, 2025 Finding Hope in the Intersection of Tax Policy and Climate Action After 26 years navigating the labyrinthine corridors of federal tax policy and six years elbow-deep in deconstructed buildings across America, I have discovered something remarkable: the same 76,000 pages of tax code (including tax memos, […]

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The IRS at a Breaking Point Part 2: What Taxpayers Need to Know About Automation, Staffing Shortages, and the End of Direct File

Jessica I. Marschall, CPA November 20th, 2025 In recent months, I have seen a sharp increase in clients receiving automatic IRS collection notices, even when their cases were actively being worked, fully documented, or awaiting IRS action. These notices are not the result of taxpayer error. They are the predictable outcome of an agency operating […]

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Opportunity Zones 2.0: A New Era of Community Investment Under the One Big Beautiful Bill Act

By Jessica Irving Marschall, CPAPresident, MAS LLC November 21st, 2025   Introduction The landscape of place-based economic development changed dramatically with the passage of the One Big Beautiful Bill Act (OBBBA or OB3), which fundamentally transformed the Opportunity Zones program from a temporary experiment into a permanent fixture of American tax policy. For tax professionals, […]

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The Mortgage Interest Deduction Is Not a Strategy: Understanding Schedule A Before Taking on More Debt

By Jessica I. Marschall, CPAPresident & CEO, MAS LLC November 17th, 2025 Many taxpayers are encouraged by lenders, realtors, and even well-meaning friends to take on extremely high mortgage principal balances because the interest is “deductible.” This advice ignores how Schedule A actually works, the statutory limits on deductible mortgage interest, and the reality that […]

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