HST Filing Deadline – November 30 (October Reporting)
November 30
Who must file: Monthly GST/HST filers.
What period it covers: October 1–31, 2026.
Penalty reminders: Late filing triggers penalties and interest.
Who must file: Monthly GST/HST filers.
What period it covers: October 1–31, 2026.
Penalty reminders: Late filing triggers penalties and interest.