5 Ways a CPA Pays for Itself

Kimberly Green | 2026-03-09

5 Ways a Good CPA Pays for Itself (With the Math Attached) The question isn't whether a CPA is expensive. The question is whether your CPA makes you more money than they cost. Most people think of a CPA as an expense. Pay someone to file your taxes. Hope they do it right. Repeat every year. Under that model, a CPA is a cost—a necessary one, but a cost. The right CPA isn't a cost. They're an investment with a measurable return. Here are five specific ways that return shows up—with real numbers attached. 1. The S-Corp Election This is the single most common high-value move a CPA can make for a profitable self-employed person or small business owner, and one of the most consistently missed. Here's how it works: if you operate as a sole proprietor or single-member LLC, your entire net profit is subject to self-employment tax—15.3% on the first $160,200 (2023 limit), plus 2.9% Medicare tax on everything above that. Under IRC Section 1361, an S-corp election changes the structure: you pay yourself a reasonable salary (subject to payroll taxes) and take the rest as a distribution—which is not subject to self-employment tax. The math: a consultant with $300,000 in net profit paying themselves a $120,000 salary saves roughly $27,600 per year in self-employment taxes. The cost of maintaining S-corp status—payroll processing, the additional tax return—is typically $2,000 to $4,000 per year. Net benefit: $23,000 to $25,000 annually. Most CPAs know this exists. A good CPA brings it to you when you hit the threshold where it makes sense—typically around $80,000 to $100,000 in net profit. A reactive CPA waits for you to ask. If you've never had this conversation with your CPA, that silence has a cost. "Crystal-clear cash flow and zero-surprise taxes. That's what every solopreneur deserves." – Matt Chiappetta, CPA – Solopreneur CPA 2. Retirement Account Maximization Self-employed individuals and business owners have access to retirement accounts that employed people don't: SEP-IRAs, Solo 401(k)s, and defined benefit plans. Under IRC Section 401(k), the contribution limits are significantly higher than a standard 401(k), and every dollar contributed reduces your taxable income dollar-for-dollar. The numbers: a Solo 401(k) allows contributions up to $66,000 per year (2023)—a combination of employee deferrals ($22,500) and employer contributions (up to 25% of compensation). A defined benefit plan can allow even higher contributions for owners in their peak earning years. A founder in a 32% tax bracket who maximizes a Solo 401(k) at $66,000 saves $21,120 in federal income...