buksoQuebec sales tax (QST)
Not tax advice. General bookkeeping information only, checked against the official sources linked below (Canada Revenue Agency, IRS, provincial governments and Justice Laws) on Oct 17, 2026. Rules change; check with your accountant before you file.
Canada
Quebec QST is run by Revenu Quebec. Registered businesses can claim input tax refunds (ITRs) on QST paid, similar to GST ITCs.
Official source: revenuquebec.ca
United States
This applies to Quebec only. For US sales tax, check the state where you sell.
Official source: irs.gov