Key Legal Entity Types for U.S. Businesses
| Entity | Tax Structure | Common Uses |
|---|---|---|
| LLC (Limited Liability Company) | Pass-through or elect taxation as S-Corp or C-Corp | Small to medium businesses; flexibility in management. |
| S-Corporation | Pass-through taxation; avoids double taxation; restrictions on ownership | Businesses with U.S. owners only; seeking payroll tax savings. |
| C-Corporation | Separate tax entity; corporate tax rate; potential double taxation | High growth ventures; planning for outside investment. |
Recent Legislative & Tax Code Impacts (2025–2026)
- The One, Big, Beautiful Bill (signed July 4, 2025) permanently extends individual tax rates enacted under the 2017 Tax Cuts and Jobs Act. (irs.gov)
- It also increases key limits like the standard deduction (e.g., married filing jointly set at $32,200 for 2026) and AMT exemptions. (irs.gov)
- Retirement account contribution limits are raised—for example, 401(k) contribution cap increased to $24,500 in 2026, catch-up limits adjusted. (irs.gov)
These changes can influence how owners prefer to distribute profits (salaries vs. dividends), where to place retirement planning, or whether to use pass-through vs. corporate structures.
Deciding What’s Best: LLC vs. S-Corp vs. C-Corp
| Consideration | LLC (Default) | S-Corp | C-Corp |
|---|---|---|---|
| Taxation | Owner taxed on business income; able to deduct business expenses directly | Pass-through, but must pay reasonable salary to owners for payroll taxes; profits above salary distributed as dividends | Taxed at corporate and again at shareholder levels (dividends) unless using strategies to mitigate. |
| Social Security / Medicare / Payroll Taxes | All net income subject if self-employed | Only salary portion; distributions not subject to payroll tax if properly structured | Owners are employees taking salary; dividends taxed separately. |
| Qualified Business Income (QBID) Deduction | 20% deduction available for eligible pass-through income, subject to income thresholds and type of service business. | Same if pass-through; careful structuring to maximize deduction. | Not available at corporate level, but some hierarchies and spillovers can be considered. |
| Entity Compliance | Less complex—single member LLC needs Schedule C, possibly self-employment tax. | More formal—must file Articles, bylaws, hold meetings, pay salary. | Heavily formal; double taxation unless retained profits used for growth; beneficial when raising outside capital. |
Actionable Insights for 2026
- Evaluate your income & growth plan: If business profits are well beyond what you could reasonably pay yourself as salary, an S-Corp election (through LLC) may offer payroll tax savings.
- Watch for raise in AMT/exclusion thresholds: High-earning businesses benefit from higher AMT exemption for 2026 ($90,100 single; $140,200 married filing jointly) under recent policy. (irs.gov)
- Maximize retirement contributions: Whether C-Corp or S-Corp, increasing employer contributions or profit sharing becomes more powerful as limits go up. In 2026, 401(k) limits are $24,500 etc. (irs.gov)
- Plan for State/Local Taxes too: Federal changes are beneficial but some states may not conform—LLC income in some states is treated differently.
- Compliance and formalities matter, especially for S and C Corps: Electing S-Corp status, payroll filings, proper documentation protects the limited liability and tax structure benefits.
By evaluating your long-term goals, revenue trajectories, and operational preferences, you can structure your entity in a way that maximizes savings under the current law while positioning for growth in the years to come.