Canada Revenue Agency :
www.cra-arc.gc.ca/menu-e.html

Ministry of Finance Ontario :
www.fin.gov.on.ca/english/index.html

Citizenship and Immigration Canada:
www.cic.gc.ca/english/index.html

Ministry of Government Services :
www.cbs.gov.on.ca/obc/english/68JRD3.htm

Bank of Canada :
www.bankofcanada.ca/en/index.html