If you are a self-employee operating a unincorporated business either as a sole proprietorship or partnership, here are the important dates to remember.
February 28 (or 29): File T4 and T4A information returns by this date if you have employees. You are required to give your employees their copy of the T4 and T4A slips by this date.
March 15 – Make the first income tax installment payment for the year by this date.
March 31 – Some partnerships have to file T5013 – partnership information for previous year by this date.
April 30 – Pay any income tax balance owing for previous year by this date to avoid interest charge.
June 15 – Pay the second income tax installment payment for the year by this date.
June 15 – File your previous year income tax return for you and your spouse or common-law partner by this date.
September 15 – Make your third income tax installment payment for this year by this date.
December 15 – Make your fourth income tax installment payment for this year by this date.