2편: 2025 Business Use % 완전정복 — 사업용·개인용 혼합 차량 공제비율 정확히 계산하는 법
2025년 차량 공제의 핵심은 Business Use %입니다. 총 주행거리·사업용 마일리지·기록 규칙을 정확히 적용해 IRS 감사에서도 인정되는 공제비율 계산법을 정리했습니다.
The Essential 2025 Form 1065 Guide — Why Partnership Filing Delays Trigger Massive Penalties
Learn the essential 2025 Form 1065 rules, deadlines, penalties, and K-1 requirements every multi-member LLC must know.
Beat the April 15 Crunch — Smart Way to Use Form 4868 for Your 2026 Tax Return
Learn how to use Form 4868 in the 2026 tax season to extend your filing deadline to October 15 without falling into hidden IRS penalty traps.
Health Care Savings Plans (2025) — Practical Guide to HSA, FSA, HRA, and MSA
A clear, practical guide to HSA, FSA, HRA, and MSA for the 2025 tax year.
Part 10: Real-World S-Corp Case Studies
Six real-world S-Corporation case studies showing how freelancers, couples, consultants, e-commerce sellers, real estate agents, and medical practices use S-Corp strategies to save taxes in 2025.
Part 9: When to Convert an S-Corporation Back to a C-Corporation
A practical EA-level guide explaining when switching an S-Corporation back to C-Corporation status makes sense—covering tax rates, investors, fringe benefits, and growth planning.
Part 8: Understanding the 100-Shareholder Limit & Family Rules for S-Corporations
A clear EA-level guide to the 100-shareholder limit, family aggregation rules, eligible owners, and common pitfalls that can terminate S-Corp status in 2025.
Part 7: S-Corp Audit Risks & Red Flags — What the IRS Looks For in 2025
A practical S-Corp audit guide explaining key IRS red flags in 2025—unreasonable compensation, misclassified distributions, weak documentation, and payroll compliance risks.
Crypto Taxation 2026 — Practical Guide for Everyday Investors
crypto tax, digital asset tax, crypto taxation 2026, Form 1099-DA, IRS crypto rules, NFT tax guide, staking tax, EA Tax Guide, Amazon Kindle
Self-Filing 2026 Blueprint — Your Complete Guide to Filing U.S. Taxes on Your Own
The official EA Tax Guide Self-Filing 2026 Blueprint — a clear, step-by-step Kindle guide that teaches U.S. taxpayers how to confidently file their own 2026 tax return, including checklists, examples, and updated 2025 tax law changes.