This guide by @ekryski is excellent: “Sales Tax 101 for Canadian Startups” @ekryski/sales-tax-101-for-canadian-startups-98d1a3df0bbe#---0-201.v8txh0vom" rel="noopener noreferrer">https://medium.com/@ekryski/sales-tax-101-for-canadian-startups-98d1a3df0bbe#---0-201.v8txh0vom