Canada Revenue Agency: Main CRA website, the Canadian government tax authority.

Department of Finance Canada: The Department helps the Government of Canada develop and implement strong and sustainable economic, fiscal, tax, social, security, international and financial sector policies and programs.

Government of Canada: Easiest way for Canadians to find and access government information online.

Office of the Auditor General: This office conducts independent audits and studies that provide objective information, advice, and assurance to Parliament, territorial legislatures, boards of crown corporations, government, and Canadians.

Tax Court of Canada: The Tax Court of Canada is a superior court to which individuals and companies may litigate with the Government of Canada on matters arising under legislation over which the Court has exclusive original jurisdiction.

Ministry of Finance Ontario: The Ministry of Finance performs a variety of roles, all focused on supporting a strong economic, fiscal and investment climate for Ontario, while ensuring accountability with respect to the use of public funds.

Canadian Property Tax Association Inc.: This association is a national organization providing a forum for the exchange of ideas and information relating to both commercial and industrial property tax issues arising across Canada.

The Canadian Payroll Association: The Canadian Payroll Association (CPA) is representing employers’ payroll interests

Bank of Canada: Its principal role is "to promote the economic and financial welfare of Canada," as defined in the Bank of Canada Act.