HST Filing Deadline – September 30 (August Reporting)
Monthly HST return for August 2026 is due today.
Monthly HST return for August 2026 is due today.
Who must file: Monthly GST/HST filers. What period it covers: September 1–30, 2026. Penalty reminders: CRA charges penalties and interest on late filings.
Who must file: Quarterly GST/HST filers. What period it covers: July 1–September 30, 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.
Who must file: Monthly GST/HST filers. What period it covers: November 1–30, 2026. Penalty reminders: CRA applies penalties and interest for late filing.