SCorpDesk / 2026 S-Corp & QBI Guides / Plumbing & Drain Contractor: 2026 S-Corp Reasonable Salary, FICA Savings & 20% Permanent QBI Calculator
Plumbing & Drain Contractor: 2026 S-Corp Reasonable Salary, FICA Savings & 20% Permanent QBI Calculator
How much does an S-Corp save a Plumbing & Drain Contractor in 2026?
For a Plumbing & Drain Contractor generating $195,000 in annual net profit, a benchmark 2026 Form 1120-S Officer W-2 Reasonable Salary of $78,000 (40%) leaves approximately $111,033 in FICA-free Schedule K-1 distributions, saving $15,619 per year in Self-Employment / FICA taxes while unlocking a $22,207 Section 199A QBI deduction (20% permanent rate under Public Law 119-21, with expanded $75k/$150k phase-in and $400 floor).
For a Plumbing & Drain Contractor generating $195,000 in annual net profit, a benchmark 2026 Form 1120-S Officer W-2 Reasonable Salary of $78,000 (40%) leaves approximately $111,033 in FICA-free Schedule K-1 distributions, saving $15,619 per year in Self-Employment / FICA taxes while unlocking a $22,207 Section 199A QBI deduction (20% permanent rate under Public Law 119-21, with expanded $75k/$150k phase-in and $400 floor).
Open Pre-Filled Plumbing & Drain Contractor 2026 S-Corp & QBI Calculator
2026 Form 1120-S vs. Schedule C (1099 LLC) Breakdown for Plumbing & Drain Contractor
| 2026 Tax Metric | Sole Prop / 1099 LLC | S-Corporation (Form 1120-S) |
|---|---|---|
| Pre-Salary Net Business Profit | $195,000 | $195,000 |
| Officer W-2 Reasonable Salary (Line 7) | $0 (100% SE Taxed) | $78,000 (40%) |
| FICA-Exempt Schedule K-1 Distribution | $0 | $111,033 |
| Annual FICA / Self-Employment Tax Saved | Baseline | Saves $15,619 / year |
| Section 199A QBI Classification (20% Permanent OBBBA) | Qualified Trade / Non-SSTB (Full 20% Permanent QBI) | $22,207 QBI Deduction |
Frequently Asked Questions
What is a reasonable S-Corp salary for a Plumbing & Drain Contractor in 2026?
For a Plumbing & Drain Contractor generating $195,000 in annual net profit, a benchmark 2026 Form 1120-S Officer W-2 Reasonable Salary of $78,000 (40%) leaves approximately $111,033 in FICA-free Schedule K-1 distributions, saving $15,619 per year in Self-Employment / FICA taxes while unlocking a $22,207 Section 199A QBI deduction (20% permanent rate under Public Law 119-21, with expanded $75k/$150k phase-in and $400 floor).
Can a Plumbing & Drain Contractor S-Corp deduct a home office and mileage tax-free?
Yes, by adopting a written IRC Section 62(c) Accountable Plan and reimbursing substantiated home office (IRC 280A) and business mileage ($0.725/mile) expenses directly from the S-Corporation checking account.