The calculators and checklists below give rough estimates and lists. They run in your browser, and nothing you enter is sent or stored. They do not replace advice on your own facts. The one exception is the secure document upload, which sends your files to me.
Canada-US tax residency checker
A short quiz on days, ties, green card, and citizenship that points to Canada, the US, both, or unclear.
Open the toolHST registration and remittance calculator
Check the $30,000 small supplier threshold and estimate net Ontario HST with input tax credits.
Open the toolSole proprietor vs corporation estimator
A rough Ontario 2026 income tax range for a sole proprietorship against a small corporation.
Open the toolNewcomer tax checklist builder
Tick what fits your situation and get a printable document checklist for your first Canadian return.
Open the toolKey CRA deadlines
Main CRA dates for 2026 and 2027 with a calendar file you can download for the dates you pick.
Open the toolSecure document upload
Send me tax documents: up to 5 files, 10 MB each. I confirm receipt within one business day.
Upload documentsFee estimator
Pick the services you may need and see a rough fee range from my 2026 price list.
Open the toolNext step
Want more than an estimate? These pages explain the rules and how I can help.
- Guide: All tax guides
- Service: All services
Want this checked against your own facts?
Book a free 45-minute call. I will look at your situation and tell you what applies.