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Managing taxes and bookkeeping in Canada means keeping track of deadlines, forms, and government programs at both the federal and provincial level. This page gathers the most important links, checklists, calculators, and contact information in one place so you can quickly find what you need and stay compliant. Always verify details with official government sources, as rules and forms are updated regularly.

Note: Government documents are regularly updated and should always be verified as the most current versions. If you need assistance, please call for an appointment.

Canada-Wide Resources

Important Dates and Deadlines

Individual
Taxpayer
Deadline
Tax Owing Tax Returns
Individual April 30 April 30
Proprietor April 30 June 15
Deadline Tax Slips
January 31 T5018
February 28 T4, T4A, T5
Business Owners
GST Registrant
Deadline
GST Owing Filing
Monthly Filer 1 month* 1 month*
Quarterly Filer 1 month* 1 month*
Annual Filer : Corporate 3 months* 3 months*
Annual Filer : Proprietor April 30 June 15
*after end of reporting period
Corporate
Year-End
Deadline
Tax Owing Corporate Returns
January 31 April 30 July 31
February 28 May 31 August 31
March 31 June 30 September 30
April 30 July 31 October 31
May 31 August 31 November 30
June 30 September 30 December 31
July 31 October 31 January 31
August 31 November 30 February 28
September 30 December 31 March 31
October 31 January 31 April 30
November 30 February 28 May 31
December 31 March 31 June 30

Province-Specific Resources

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Comprehensive bookkeeping services including monthly financial statements, reconciliations, GST returns, payroll, and tax preparation—all tailored to your business needs.

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Well-organized reports, T4s, and summaries, with direct collaboration alongside your accountant for a smooth year-end process

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Preparation and filing of GST and PST returns to ensure compliance and peace of mind.

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Setup, training, and troubleshooting for Sage, QuickBooks, and other accounting software.

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Representation and communication with the CRA on your behalf, ensuring accurate reporting and compliance.