Self-Employment Tax and Filing, Explained Plainly

Running a business from home comes with a specific set of tax questions nobody explains clearly the first time.

This site works from real current numbers and real specifics — not vague advice to “consult a professional” without ever explaining the actual math. Every guide references real, current tax figures and E-file.com’s actual pricing; where a page contains an affiliate link, it’s disclosed on that page and doesn’t change the recommendation.

Home business owner organizing tax deduction receipts and a mileage log at a desk

Questions People Actually Ask

Home office setup checklist

Is my home office actually set up right?

Setting Up a Legit Home Office — the short, specific checklist for space, banking, phone, DBA registration, and filing.

Home business owner organizing tax deduction receipts

What can I actually deduct?

Tax Deductions Every Home Business Owner Should Know — the standard mileage rate, Solo 401(k) contribution limits, and the deductions people actually miss.

Calculator showing self-employment tax math

How does self-employment tax actually work?

Self-Employment Tax Explained — the real 15.3% math, the $400 threshold, and the deduction most people don’t know to claim.

Calendar with quarterly tax due dates

Do I really have to pay taxes four times a year?

Quarterly Estimated Taxes for the Self-Employed — the actual quarterly schedule and the safe harbor rule that protects unpredictable income from penalties.

Business owner comparing business structure options

Would an LLC actually save me money?

LLC vs. Sole Proprietor: Which Actually Saves You More — the honest answer: an LLC alone saves nothing. Here’s the real lever, and where the breakeven point is.

Person transitioning from W-2 to self-employed work

What actually changes going from a W-2 job to 1099 work?

1099 vs. W-2: What Changes When You Go Self-Employed — the real 15.3% vs. 7.65% math, and the deductions that offset the difference.

Self-employed filer reviewing tax forms

How do I actually file, and where?

How to File Self-Employment Taxes Online — the actual forms involved, the real filing deadline, and how to do it without overpaying a preparer.