You may find the following Internet sites useful. Of course, you may need to search on your own to find the information you need for your project.

MoneySense Magazine:

Canada Customs and Revenue Agency­tax, EI and CPP tables.

CCRA Tables on Disk­software to calculate payroll deductions.

HSBC Calculators

Canadian Association of Financial Planners

MS Money

MS Money (financial planning articles and information).