GST classification update revises tariff code and adds Diethylcarbamazine to notified list, effective from June. Amendment to the Kerala GST notification revises Schedule I by substituting the tariff classification entry against serial number 259A with a new classification code and inserts Diethylcarbamazine as a new entry in List 1 after serial number 230; the amendment is notified as effective from 2 June 2021 on the recommendation of the GST Council.