IRS Audit Best Practices: Minimizing Risks for a Small Business Tax Audit

Small business tax audit risk is driven less by which deductions you claim than by whether timely kept records back them up, which is the standard IRC 6001 and IRC 274(d) set. The IRS closed 497,621 audits in fiscal year 2025. Indinero has kept bookkeeping and the business return under one CPA-led engagement through continuous operations since 2009.