Important Dates

Important Dates for small business:

Payroll remittance: Monthly: due by 15th of the month.Semi-monthly: due by 10th & 25th
Monthly GST/HST: Last day of the month
Quarterly GST/HST: Last day of April, July, October, January
Income Tax: 30th of April
Yearly GST/HST: Paid by 30th of April – Filed by June 15
Income tax return for proprietorships and partnerships: Taxes paid by April 30 – Filed by June 15
EHT: Every month after 400,000 payroll threshold, annual return due by March 15th
All employee related forms Forms and summaries due by February 28th
WSIB January April, July October