Personal Expenses vs Business Expenses
Here is a clear, practical guide on how to properly categorize personal vs. business expenses for a small business. I’ll keep it very actionable, as accountants apply it in day-to-day bookkeeping.
| Section | Business Expenses | Personal Expenses / Notes |
|---|---|---|
| 1. Core Rule (Ordinary & Necessary) | Must be ordinary (common in industry) and necessary (helpful for business). | Anything that is not both → personal. |
| 2. Bank Accounts | Use business account for sales, purchases, vendors, payroll. | Use personal account for groceries, household bills, personal travel, medical costs. Mixing causes audit risk. |
| 3. Personal Expense Paid From Business Account | Do NOT classify as business. Record as: Owner’s Draw / Shareholder Distribution / Owner’s Personal Expense. | Keeps Profit & Loss accurate. |
| 4. Business Expense Paid Personally | Record as: Owner Contribution / Owner Funds Introduced. | Ensures business still gets deduction. |
| 5. Mixed-Use Expenses | Split based on business %:
|
Keep documentation of how you calculated the percentage. |
| 6. Common Business Categories | Advertising, office supplies, software, business meals, business travel, rent, utilities, insurance, professional fees, processing fees, COGS. | — |
| 7. Personal (Non-Deductible) Expenses | — | Groceries, entertainment (non-client), personal clothes, family travel, school fees, gym membership (normal), medical bills. |
| 8. Documentation Needed | Receipts, bank statements, notes on business purpose, travel logs. | Must be clear enough to justify during audit. |