Important Dates
Source deductions balance payable from the prior year
T4, T5 filing deadline
RRSP contribution deadline
First personal tax instalment due
General trust return deadline
Partnership information return deadline
Individual tax return deadline
Self-employed GST balance due
Self-employed individual tax return filing deadline (taxes payable due April 30)
Second personal tax instalment due
Contract payment reporting information return deadline
(or six months after your reporting period if it is not December 31)
Third personal tax instalment date
Fourth personal tax instalment date