PST Stands For Provincial Sales Tax In Canada. It Is a Separate Tax From GST Which Is Good And Services Tax In Canada. Few Provinces Are Not Taking GST And HST. So These Provinces Decide To Get PST And GST In Their Provinces. There Are Three Provinces Which Are Getting PST British Columbia With A PST Rate Of 7%, Saskatchewan with 5%, And Manitoba Also With a 7% PST Rate While Quebec Gets a QST Rate Of 9.975%.