What does “GST extra as applicable” mean? In our country, no one knows as for when the rate of any taxes will get changed and/or a new tax/es will get imposed. Sometimes, to counter the stiff competition, a dealer classify the product being sold under a particular heading taking the benefit of lesser taxes, against the large company classifying the same product under a different head. Therefore in order to safeguard its interest, the dealer quote the price as rate plus applicable taxes at the time of delivery/invoicing. When someone quotes his fees or the price of goods, he may use the words, GST extra as may be applicable. This is written in the following cases. If the rate at the time of quotation is not known to the supplier. If the supplier is not registered at the time of giving quotation but over a period of time he might have to register. Hence he clarifies that GST will be over and above the rate that he has quoted. Supplier thinks that GST rates may change betw