QST Calculator (Quebec)

QST 9.975% on GST-exclusive base (cascading on the pre-tax price, NOT on the GST itself since 2013).

Net (pre-tax)
GST 5%
QST 9.975%
Total

Quebec — GST and QST are both calculated on the pre-tax base. Combined effective rate: 14.975%.

About this tool

QST Calculator (Quebec) is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.

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