Why Year-End Tax Planning Matters
- Rockwood Accounting

- Oct 8
- 4 min read

Your year-end is the last window to make smart financial moves that matter at tax time.
When you get your books in order now, you can still catch missed deductions, record last-minute expenses, and make strategic purchases that reduce your taxable income.
Wait until April and those opportunities are gone.
Filing is also easier when you’re not chasing down old receipts or guessing at your numbers.
Tip: Block off one or two afternoons before the end of the year just for bookkeeping and tax review. No emails. No calls. Just you, your numbers, and maybe a coffee. You’ll thank yourself later.
Gather Your Financial Records
Start by collecting everything you’ll need for tax season, even if you think you already have it. Missing documents cause stress later.
Gather these items:
· Bank and credit card statements
· Payroll reports
· Loan or financing documents
· Investment records
· Receipts for any business purchases
· Sales summaries from payment processors like Stripe, PayPal, or Square
If you’re missing anything, request digital copies now while it’s easy to get them.
Know Your Deadlines
Mark your calendar with your key filing and payment dates.
· In Canada, most corporations file six months after their year-end, but payment is usually due within two or three months.
· In the U.S., S-corps and partnerships usually file by March 15, while C-corps and sole proprietors (Schedule C) are due by April 15.
If your fiscal year-end isn’t December 31, make sure you know your specific schedule.
Review Your Bookkeeping
This is where most small businesses fall behind. It’s also the main reason tax season feels chaotic.
Take time to review and reconcile all your accounts:
· Match every transaction in your bank and credit card statements.
· Check that payment processors like Stripe or PayPal match up for both gross sales and fees.
· Review outstanding invoices and unpaid bills.
If someone owes you money, send a reminder before year-end. Getting paid in December helps cash flow and gives you accurate numbers for your reports.

Double-Check Your Income and Expenses
This is where you can find money.
Go through your expense categories and make sure everything is recorded correctly. Add any missed receipts for things like:
· Office supplies
· Business meals or travel
· Equipment or tools
· Software or subscriptions
· Advertising or marketing
Also, review home office and vehicle expenses if they apply. Update mileage logs and make sure your percentage use is realistic.
Many deductions are missed simply because receipts are lost or transactions were coded wrong.
Payroll and Contractor Payments
Before the year closes, double-check that all payroll is complete and accurate. Bonuses, commissions, and contractor payments should all be recorded in the right year.
Make sure you have updated contact info for all contractors. You’ll need it for slips like T4A in Canada or 1099 in the U.S.
Also confirm your contributions to CPP, EI, or FICA are correct and up to date. These are common audit triggers if they don’t line up.
Check Your Tax Payments
If you pay estimated or installment taxes, review what you’ve paid this year and what’s still due.
If business was better than expected, you might owe a bit more. Paying that now helps you avoid penalties later. If profits were lower, you can adjust your final payment and keep more cash on hand.
The goal is simple. No surprises come spring.
Count Your Inventory and Assets
If you sell products or carry inventory, do a physical count before year-end. Remove any damaged, lost, or outdated stock. It’s better to write it off now than carry inflated numbers into next year.
Also review your business assets. If you have old computers or equipment that are no longer in use, tell your accountant. They can often fully depreciate or remove them for tax purposes.

Review Sales Tax (GST/HST/PST)
Go over your sales tax records carefully. Make sure you’ve been charging, collecting, and remitting the correct amounts all year.
If you hit a registration threshold such as $30,000 in Canada, register for GST/HST now before you owe back payments or penalties.
It’s also smart to match your accounting software to your government filings. Differences can raise red flags later.
Meet with your Accountant or Bookkeeper
Even one short meeting before year-end can save you thousands.
Your accountant can help you decide whether to:
· Make last-minute equipment purchases
· Delay certain invoices or income until January
· Adjust tax installments
· Plan for dividends or bonuses
Think of this as your year-end strategy session. You don’t need to do everything, just make sure the big items are handled.
Look at Your Financial Statements
Your profit and loss, balance sheet, and cash flow statement tell the story of your year. Compare this year’s results to last year’s.
Ask yourself:
· Did profit increase or drop?
· Are expenses higher in certain areas?
· Are liabilities like credit cards or loans going up?
These answers shape your plan for the new year.
If you see a cost jump, like delivery or software, figure out why. Small tweaks here can lead to big savings.
Set Clear Goals for the New Year
Once your year-end review is done, take a moment to set new goals.
What worked? What didn’t? Where can you save or invest more wisely?
If your marketing didn’t bring results, maybe that money goes into better systems or hiring help. The goal is to start January with focus and a clear plan.
Final Thoughts
Every small business owner deserves to start the new year with confidence, not stress.
Getting organized now means lower taxes, cleaner books, and fewer surprises in April. Do a quick review, fix what’s missing, and set clear goals for the year ahead.
A little prep in the year-end goes a long way toward peace of mind and long-term success. ||




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