- This event has passed.
HST Filing Deadline – March 31 (February Reporting)
March 31
Who must file: Monthly GST/HST filers.
What period it covers: February 1–29, 2026.
Penalty reminders: Late filing triggers penalties and daily interest.
Who must file: Monthly GST/HST filers.
What period it covers: February 1–29, 2026.
Penalty reminders: Late filing triggers penalties and daily interest.