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Tax-Ready & Audit-Ready Checklist for Canadian Small Businesses

Strong records don’t just make tax season easier—they save money, reduce CRA risk, and support business growth. Use this checklist to stay organized year-round.

Receipts and Documentation

☐ Keep all business receipts (digital or paper)

☐ Ensure receipts show date, vendor, amount, and GST/HST

☐ Store receipts in one system (cloud folder or attached in QuickBooks)

☐ Retain records for at least 6 years

Expense Categegorization

☐ Categorize expenses correctly each month
☐ Clearly separate personal and business spending
☐ Review uncategorized transactions monthly
☐ Pay special attention to meals, vehicle, home office, and equipment

Quickbooks Monthly Maintenance
 

☐ Match deposits to invoices or sales records
☐ Review “Ask My Accountant” and suspense accounts
☐ Lock reconciled periods to prevent changes

Payroll and CRA Compliance

☐ Maintain up-to-date payroll records
☐ Reconcile payroll to CRA remittances
☐ Remit source deductions on time
☐ Retain payroll reports, T4s, and summaries

Sales, Contracts & Invoices

☐ Keep copies of all issued invoices
☐ Retain signed contracts and agreements
☐ Maintain backup for large or unusual transactions
☐ Use clear file names (date, vendor, amount)

Tax Filing and Government Accounts

☐ File GST/HST returns on time
☐ Retain copies of T1/T2 returns and schedules
☐ Save CRA Notices of Assessment
☐ Track installments and balances owing

Annual Review (Highly Recommended)

☐ Review books before year-end
☐ Confirm capital assets, depreciation (CCA), and shareholder items
☐ Address issues early to avoid penalties and rush fees

CPA Tip: If it isn’t documented, CRA may deny it.

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