Tax and business notes
Deadlines, rule changes, and plain explanations for Ontario business owners.
2026 CRA Tax Deadlines Every Ontario Small Business Should Know
Personal, corporate, HST, payroll, and instalment dates in one place — with the rules that decide which ones actually apply to you.
2026 CRA Tax Deadlines Every Ontario Small Business Should Know
Every date that matters in one place, and the rules that decide which apply to you.
When should an Ontario small business register for HST?
The small-supplier threshold, what counts toward it, and why some businesses register before they have to.
RRSP or TFSA: which one actually lowers your tax bill?
How each account is taxed, and a plain way to decide where this year's savings should go.
Got a letter from the CRA? Here's what to do first.
The difference between a review and an audit, what they usually want, and how we step in on your behalf.
Payroll remittances: the schedule that trips up new employers
How the CRA sets your remitter type, when payments are due, and the penalties for being late.
Filing late: interest, penalties, and how to get back on track
What happens when you miss a filing date, and the fastest way to bring things current.