Information for Canadian Small Businesses: Important dates for businesses

Sole proprietorships and partnerships

Monthly, by the 15th

Send us the payroll deductions from your employees' remuneration, along with your part of Canada Pension Plan (CPP) contributions and employment insurance (EI) premiums by the 15th of the next month.

Quarterly, by the 15th

If you are self-employed, make your instalment payments of tax and CPP contributions by these dates:

• 1st instalment: March 15
• 2nd instalment: June 15
• 3rd instalment: September 15
• 4th instalment: December 15

Last day of February

File your T4 and T4A slips along with the related Summary form. Distribute the slips to your employees.

March 31

If required, partnerships (except those made up of corporations, or a combination of individuals, corporations, and trusts with different filing dates) must file a partnership information return before this date.

April 30

File your income tax and benefit return for the previous year. Pay any tax amounts owing. Self-employed individuals and their spouses or common-law partners have until June 15 to file their returns.

June 15

Self-employed individuals (and their spouses or common-law partners) must file their income tax and benefit returns by June 15. However, to avoid interest charges, you have to pay any balance owing by April 30.

December 31

For farmers and fishers, calculate and pay the amount of your current-year instalment payment.

Corporations

Monthly, by the 15th

Send us the payroll deductions from your employees' remuneration, along with your part of CPP contributions and EI premiums, by the 15th of the next month.

Monthly or Quarterly

Corporations have to pay instalments of their current-year taxes, by the last day of each month or each quarter.

Last day of February

File your T4 and T4A slips along with the related Summary form. Distribute the slips to your employees.

Two months from your tax year-end

The balance of corporation income tax payable is due.

Three months from your tax year-end

For Canadian controlled private corporations claiming the small business deduction, the balance of the corporation tax payable is due.

Six months from your tax year-end

Corporations must file a T2, Corporation Income Tax Return, no later than six months after the corporation's year-end.

To help you remember important business dates, you can use the Business Tax Reminders mobile application. For more information, go to Mobile apps.

For more information on important dates, go to Important dates.

Due dates

When the due date falls on a Saturday, a Sunday, or a public holiday recognized by the CRA, we consider your payment to be on time if we receive it on the next business day. Your return is considered on time if we receive it or if it is postmarked on or before the next business day.

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Date modified:

2017-03-23