Determining “reasonable compensation” is a critical issue for owners of C corporations and S corporations. If the IRS believes an owner’s compensation is unreasonably high or low, it may disallow certain deductions or reclassify payments, potentially leading to penalties, back taxes and interest. But by proactively following certain steps, owners can help ensure their compensation is seen as reasonable and deductible. Different considerations for C and S corporations C corporation owners often take large salaries because they’re tax-deductible business expenses, which reduce the corporation’s taxable income. So, by paying themselves higher salaries, C corporation owners can lower corporate taxes. But if a salary is excessive compared to the work performed, the IRS may reclassify some of it as nondeductible dividends, resulting in higher taxes. On the other hand, S corporation owners often...