Canada Revenue Agency (CRA)
This is the main Canada Revenue Agency site.
General enquiries (Business): 1.800.959.5525 (press *)
General enquiries (Personal): 1.800.959.8281 (press *)

Revenue Quebec
Tax information for residents of Quebec
General Enquiries: 819.770.1768

Bank of Canada Exchange Rates
Current and historical exchange rates for all currencies

Personal Tax Calculator by Province (E&Y)
Calculate your combined federal and provincial tax bill in each province

Mortgage Rates (TD)
Current mortgage rates

Canadian Financial Calculators

Corporations Canada
Information related to incorporating a business federally and maintaining your corporate records

Service Ontario
Information related to incorporating a business provincially and maintaining your corporate records

Statistics Canada
This one-stop guide to the national economy lets you check out statistics, including the Consumer Price Index.

GST/HST Registry (to determine if a business is registered)

 

Performance Plus
An interactive on-line financial performance tool to help new and established firms determine how they measure up to the competition. It allows you to enter your company’s financial data confidentially and compare it to industry averages.