Summary Policy

Date
June 9, 2003

Reference Number
CSP - B03

Key Words
Business Number - Registration number

A business number (BN) is a single number that an organization can use in all its dealings with the federal government. The business number assigned to a registered charity is also known as the charity's registration number.

• Completing the Registered Charity Information Return, T4033A.
• Registering a Charity for Income Tax Purposes, T4063.
• Income Tax Act, R.S.C. 1985 (5^th supp.) c. 1, ss. 248(1).