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Businesses > Starting a business > Deadlines > Income tax and source deductions - Sole proprietorships and partnerships

Income tax and source deductions

Sole proprietorships and partnerships
The 15th of each monthDeadline for remitting source deductions and employer contributions to the QPP and the health services fund for the previous month (when the payment frequency is monthly)
The last day of FebruaryDeadline for filing RL-1 slips and the Summary of Source Deductions and Employer Contributions (RLZ-1.S-V) for the previous year

Deadline for mailing or remitting copies 2 and 3 of the RL-1 slips to your employees

Deadline for paying your contributions to the Commission des normes du travail and the Fonds national de formation de la main-d'œuvre, if applicable
March 15Deadline for the first instalment payment of income tax
April 30Deadline for remitting income tax payable by an individual
June 15Deadline for filing your income tax return (This extension applies to both you and your spouse, in view of the fact that you operate a business.)

Deadline for the second instalment payment of income tax
September 15Deadline for the third instalment payment of income tax

Deadline for the first instalment payment, if this is the first year in which you are making instalment payments of income tax
December 15Deadline for the fourth instalment payment of income tax

Deadline for the second instalment payment, if this is the first year in which you are making instalment payments of income tax
December 31Farmers and fishers: deadline for the instalment payment of income tax for the current year
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