Tax InformationLearn More About Tax

Tax Deadlines

Corporations Tax Returns:

-2 months (and in many cases 3 months) after year end taxes are due.
-6 months after year end, Return is due(E.g. For an August 31st year end the corporate tax return is due February)
** 5% penalty if the 6 month deadline is missed!!

T2 - Corporate Installments:

Due at the end of each month (starting in 2008 certain corporations can pay quarterly)

T3 - Trust Returns:

Due March 31st yearly - No Exceptions! 

T4 & T5: (Wage and Dividend Summaries)

Due at the end of February 


Due on the 15th of each month (however some companies with larger payrolls will have earlier due dates) 

WSIB Returns:

Monthly reporting frequency: End of the following month (e.g. for January, the last day of February) 
Quarterly reporting frequency: End of the month following the end of the quarter (e.g. for first quarter, April 30) 
Annual reporting frequency: April 30 

HST Returns:

Any period end: Annual Returns due 3 months after Year End.
Quarterly Returns due 1 month after end of each quarter.
*Determining factor:
- if Revenue is greater than $500,000 must do quarterly
- if Revenue is less than $500,000, can do annually
** Exception- Yearly HST for Individual due June 15th (Self Employed) 

Do You Have Question?

We have all your required information to make a correct decision. You just need to contact us and ask for your needed information. We at Harmonic Accounting, Tax & Financial Services would be more than happy to help you to make a right decision.

What Our Clients Say

  • Harmonic Accounting has been doing our corporate tax planning, preparation and filing.They provide honest, dependable professional service with flexible hours of operation and reasonable rates. We are impressed with Harmonic Accounting and would recommend it to everyone.Air Leaders Inc., Dan K.
  • 1
  • 2
  • 3
  • 4
  • 5