Business taxes

Information on how to collect and remit Goods and Services Tax (GST), Harmonized Sales Tax (HST) and payroll deductions, and information on available tax credits and refunds.

Business Number (BN) registration

Information on registering your business and its accounts, including GST/HST, payroll, import/export and corporation income tax.


Information on how GST/HST works, including registration, input tax credits, and how to charge the tax and file returns and rebates.

Payroll deductions

Information on how to tax as an employer and about the payroll steps, deductions, completing and filing information returns, benefits and allowances.

Small businesses & self-employed taxes

Information on business structures, GST/HST, excise tax, excise duties, products export charge, payroll deductions, income tax reporting and payment, how to prepare for and handle an audit, objections and appeals, and electronic services.

Corporation taxes

Information on reporting corporation income tax, filing the T2 corporation income tax return and paying by instalments.

CRA’s My Business Account

Information on how to file returns and rebates, view account balances, manage your profile, authorize and manage representatives, and use the Message Centre and the electronic transfer of accounting data.

Representatives & tax professionals

Find rulings, interpretations, information on resolving disputes and representing a client, and technical information.

Tax refunds & credits

Information on potential federal, provincial and territorial tax benefits that can help reduce overhead.

Provincial & territorial tax information

Information on provincial/territorial business taxes and how to collect sales tax from your local and out-of-province/territory customers.

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