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Year-end bookkeeping checklist for Canadian small businesses

Year-end is only painful when the books were left to drift. Work through a clear checklist and you hand your accountant a clean, reconciled set of records — which means a faster, cheaper, more accurate return and fewer surprises. Here is the sequence that keeps it calm.

The goal of year-end: prove that your books reflect reality, capture every deduction you are owed, and package everything so your accountant can file without a cleanup project. Reconciliation is the backbone — if the accounts do not tie out, nothing built on them can be trusted.

1. Reconcile every account

2. Chase down the missing documents

3. Review the key accounts

4. Payroll and information slips

If you have employees, make sure payroll is complete and remittances are up to date, and prepare T4 slips. If you paid certain contractors or dividends, T5018 or T5 slips may apply. These have their own filing deadlines early in the new year, so line them up now rather than in a rush.

5. GST/HST and sales tax

Reconcile your GST/HST payable and input tax credit accounts so the balance matches what your returns say, and make sure any final-period return is ready to file. Sales tax errors are among the most common year-end cleanups — catching them now is far cheaper than an adjustment later.

Keep the records. The CRA generally expects business records to be kept for six years. Year-end is the natural moment to archive the year's documents so they are organized if you are ever asked to support a figure.

6. Package it for your accountant

Hand over reconciled statements, a trial balance or year-end financials, payroll summaries, sales-tax filings, and a short note on anything unusual. The cleaner the package, the less your accountant bills for making sense of it — and the more time they spend on actual tax strategy.

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Official references

This guide is general educational information, not accounting or tax advice. Filing deadlines and rules vary by business type — confirm specifics with the CRA or your accountant.

Frequently asked questions

What does year-end bookkeeping involve?

Reconciling every bank, card and processor account, chasing missing receipts, reviewing receivables, payables, inventory and owner accounts, completing payroll and information slips, squaring up GST/HST, and packaging clean records for your accountant to file the return.

When should I start year-end bookkeeping?

Ideally the books are kept current all year, so year-end is a review. If they are not, start as early as possible before your filing deadline — reconciling and gathering documents takes longer than most people expect, especially if several months are behind.

How long do I need to keep my records?

In Canada the CRA generally expects business records to be kept for six years from the end of the tax year they relate to. Year-end is a good time to archive each year's documents in an organized way in case you are ever asked to support a number.