Certain items are on the speculations of becoming cheap once the goods and service tax rolls out as an easy and hassle free implementation of the GST is expected to make inflation not hitting hard on the general consumers. Currently, the GST council has finalized certain draft rules concerning tax refund, registration, invoice debit and credit, the framework on input-tax credit, valuation, transitional provisions and composition which will be ascertained in the next GST council meet on May 18.