Corporation income tax
File corporation income tax, find tax rates, and get information about provincial and territorial corporate tax.
Update on the taxability of the Canada Carbon Rebate for Small Businesses
On March 26, 2026, the Government of Canada passed legislation that makes the Canada Carbon Rebate for Small Businesses non-taxable for all fuel charge years. For more information on what this means for your business and what steps you may need to take, go to Tax treatment of the rebate.
Services and information
Corporation income tax overview
Summary of corporation tax rates, provincial and territorial corporation tax, and tax credits.
Corporation tax rates
Get federal, provincial, or territorial rates, and learn when to apply the lower or higher rate.
Provincial and territorial corporation tax
What's new for corporations, reporting tax and claiming credits, and related forms and publications.
Federal tax credits
Federal income tax credits you may be eligible to claim.
Record keeping
Determine what constitutes a record, learn your responsibilities, and information about different types of records.
Dividends
Designation of eligible dividends, information about Part III.1 tax, and general and low-rate income pools.
Corporate tax payments
Paying instalments, paying your balance of corporation tax, and prepaying reassessments.
Reassessments
Request a reassessment of your T2 return, and learn the time limits for a reassessment.
Transfer pricing
International transfer pricing, including transfer pricing memoranda.
Foreign spin-offs
Foreign spin-offs for Canadian shareholders of foreign corporations.
