Putting your spouse, child, or parent on the payroll is one of the most common — and most misunderstood — small business tax moves. Done correctly, family employment can shift income to lower tax brackets, unlock retirement plan contributions for a minor, and even eliminate certain payroll taxes entirely. Done carelessly, it's one of the fastest ways to draw an IRS examination, because the family relationship itself is a built-in audit flag.

If you own an S corporation and take distributions, there's one number the IRS watches more closely than almost any other: your salary. Specifically, whether it's reasonable. Getting this wrong isn't just a technicality — it's one of the most common (and costly) audit triggers for small business owners. What Is Reasonable Compensation? The IRS requires that S-corporation shareholder-employees who perform services for the company pay themselves a reasonable salary before takin